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• 04:56

### Speed of sound activity - Measure the echo - Homemade Science with Bruce Yeany

548 views / 0 likes - added

The speed of sound can be measured with reasonable results by measuring the time of an echo. A couple blocks of wood for clapping together, a stopwatch, and a calculator are the equipment was used for the middle school classroom activity.

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• 00:13

### Chichen Itza Echo Clap - Produces sounds like that of the Quetzal, a bird native to South America

481 views / 0 likes - added

When standing in line with the main pyramid Kukulcan stair's, doesn't matter if you are close or far but you have to be in line with the stairs, and clap, the echo you hear is of the rare quetzal bird, a bird the Mayan's considered sacred. So sacred they

• 06:35

### Constructing Linear Functions Example 1 | Algebra I | Khan Academy

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Linear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-proble

• 03:12

### Graphing Linear Functions Example 2 | Algebra I | Khan Academy

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Graphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/graphing-linear-functions-word-problems?utm

• 08:23

### Constructing Linear Functions Example 2 | Algebra I | Khan Academy

416 views / 0 likes - added

Linear model for painting Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-problems?utm_sour

• 05:30

### Graphing Linear Functions Example 1 | Algebra I | Khan Academy

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Learn how graph a linear function. This video gives an example of graphing fuel consumption as a function of distance. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-

• 03:04

### How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

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Sal find the formula of a function that, given an input value "b," outputs a value "a" that satisfies the equation 4a+7b=-52. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/functions-

• 10:52

### Exponential Decay Functions

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Exponential Decay Functions

• 06:19

### Understanding Inverse Functions

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Understanding inverse functions

• 05:34

### Domain Of Modeling Functions Example

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Domain of modeling functions example

• 03:19

### U03_L2_T1_we2 Representing Functions as Graphs

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U03_L2_T1_we2 Representing Functions as Graphs

• 04:24

### Examples Evaluating Piecewise Functions

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Examples evaluating piecewise functions

• 09:07

### Recursive Functions To Define Sequences

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Recursive functions to define sequences

• 04:04

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U10_L1_T1_we1 Quadratic Functions 1 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 02:33

### Sum of Functions

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u17_l3_t1_we1 Sum of Functions More free lessons at: http://www.khanacademy.org/video?v=n34dqyVCXs4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 07:41

### Exponential Growth Functions

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Exponential Growth Functions More free lessons at: http://www.khanacademy.org/video?v=6WMZ7J0wwMI

• 16:05

358 views / 0 likes - added

• 21:06

### Asymptotes of Rational Functions

357 views / 0 likes - added

Asymptotes of Rational Functions More free lessons at: http://www.khanacademy.org/video?v=2N62v_63SBo

• 16:02

### A more formal understanding of functions

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A more formal understanding of functions More free lessons at: http://www.khanacademy.org/video?v=BQMyeQOLvpg

• 09:32

### Surjective (onto) and Injective (one-to-one) functions

442 views / 0 likes - added

Introduction to surjective and injective functions More free lessons at: http://www.khanacademy.org/video?v=xKNX8BUWR0g

• 07:48

### Comparing Iterative and Recursive Factorial Functions

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Comparing iterative and recursive factorial functions

• 04:39

369 views / 0 likes - added

U10_L2_T1_we1 Applying Quadratic Functions 1 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 09:43

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U10_L2_T1_we2 Applying Quadratic Functions 2 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 06:46

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U10_L2_T1_we3 Applying Quadratic Functions 3 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 10:02

### Probability Density Functions

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Probability density functions for continuous random variables. More free lessons at: http://www.khanacademy.org/video?v=Fvi9A_tEmXQ

• 06:57

### Relations and Functions

254 views / 0 likes - added

u17_l1_t1_we2 Relations and Functions More free lessons at: http://www.khanacademy.org/video?v=Uz0MtFlLD-k Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 05:08

### Evaluating Functions

316 views / 0 likes - added

u17_l2_t1_we1 Evaluating Functions More free lessons at: http://www.khanacademy.org/video?v=E9YEUQR9NAU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:08

### Difference of Functions

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u17_l3_t1_we2 Difference of Functions More free lessons at: http://www.khanacademy.org/video?v=KvMyZY9upuA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:00

### Product of Functions

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u17_l3_t1_we3 Product of Functions More free lessons at: http://www.khanacademy.org/video?v=JKvmAexeMgY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 07:23

280 views / 0 likes - added

U10_L1_T1_we2 Quadratic Functions 2 More free lessons at: http://www.khanacademy.org/video?v=dfoXtodyiIA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 06:24

306 views / 0 likes - added

U10_L1_T1_we3 Quadratic Functions 3 More free lessons at: http://www.khanacademy.org/video?v=TgKBc3Igx1I Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 15:01

### Graphs of Square Root Functions

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Graphs of Square Root Functions More free lessons at: http://www.khanacademy.org/video?v=outcfkh69U0

• 06:18

### Quotient of Functions

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u17_l3_t1_we4 Quotient of functions and factoring by grouping More free lessons at: http://www.khanacademy.org/video?v=u9v_bakOIcU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 04:07

### Graphical Relations and Functions

389 views / 0 likes - added

u17_l1_t1_we3 Graphical Relations and Functions More free lessons at: http://www.khanacademy.org/video?v=qGmJ4F3b5W8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 10:17

322 views / 0 likes - added

u17_l2_t2_we3 Graphing Radical Functions More free lessons at: http://www.khanacademy.org/video?v=Mi6OJ4TAufY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 05:32

### Graphing Exponential Functions

281 views / 0 likes - added

u18_l1_t1_we1 Graphing Exponential Functions More free lessons at: http://www.khanacademy.org/video?v=9SOSfRNCQZQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 09:10

### Graphing Logarithmic Functions

305 views / 0 likes - added

u18_l2_t1_we3 Graphing Logarithmic Functions More free lessons at: http://www.khanacademy.org/video?v=DuYgVVU_BwY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 04:01

### Recognizing Linear Functions

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U03_L2_T5_we1 : Recognizing Linear Functions More free lessons at: http://www.khanacademy.org/video?v=AZroE4fJqtQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:28

### Testing The World's Longest Echo

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Technically, the Inchindown oil tanks in Invergordon, Scotland, have the world's longest reverberation, but that makes a much worse title. We tested them with a loud noise and some very sensitive microphones. Matt's musical experiments: https://www.youtub

• 03:24

### How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

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Sal interprets the expression M(30)-M(0)=100 where M models an account balance over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation/e/function-nota

• 02:36

### How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

557 views / 0 likes - added

Sal interprets the expression P(5) minor P(9) where P models the number of people at the beach over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation

• 14:33

### Imaginary Numbers, Functions of Complex Variables: 3D animations.

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Visualization explaining imaginary numbers and functions of complex variables. Includes exponentials (Euler’s Formula) and the sine and cosine of complex numbers.

• 11:57

### Programming Basics: Statements & Functions: Crash Course Computer Science #12

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Today, Carrie Anne is going to start our overview of the fundamental building blocks of programming languages. We’ll start by creating small programs for our very own video game to show how statements and functions work. We aren’t going to code in a speci

• 03:53

### 14 year old blind kid uses sonar echo location to do things like play sports and biking

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Ben Underwood and Mother Aqua intro video for New Hope Oahu's 12th anniversary service. Full interview: http://youtu.be/LdDLEikgbWM Ben went to be with his savior, Jesus Christ, the morning of Jan. 19th, 2009. I do not own this footage. This is not intend

• 10:50

### 10 Amazing Phone Functions You Had No Idea Existed | Lab 360

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Get 10 most amazing details about your smartphone. You will be amazed at how many things you didn't know about your phone and its functions. Watch this video and find out more details about your useful phone. Watch more : - https://www.youtube.com/watch?v

• 10:47

### Android Phone Functions You Had No Idea Existed!

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Hidden Android phone functions you had no idea existed! These are some the best covert tips and tricks to utilize your Android phone to the fullest.What secret games are stored on your smartphone? How can you browse Facebook on your TV? Find out as we loo

• 03:45

### Angles, Arc Lengths, And Trig Functions — Harder Example | Math | New SAT | Khan Academy

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Watch Sal work through a harder Angles, arc lengths, and trig functions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s5-easier?utm_source=YT&utm_medium=Desc&utm_campai

• 03:52

### Angles, Arc Lengths, And Trig Functions — Basic Example | Math | New SAT | Khan Academy

459 views / 0 likes - added

Watch Sal work through a basic Angles, arc lengths, and trig functions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s4-harder?utm_source=YT&utm_medium=Desc&utm_campaig

• 09:35

### Functions as Graphs

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• 11:34 Popular

### Algebra Basics: What Are Functions? - Math Antics

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• 13:24 Popular

### Basic Linear Functions - Math Antics

818 views / 1 likes - added

• 13:05

### How To Graph Equations in Algebra

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This algebra video tutorial explains how to graph equations such as linear equations in slope intercept form & standard form as well as quadratic functions using transformations, factoring, & setting up a data table.Algebra Textbooks:https://amzn.to/3cetP

• 14:13 Popular

### LEGO Technic Bridge Girder SLJ 50018 (16 new Final cut)

703 views / 1 likes - added

LEGO TECHNIC Functional Model of SLJ 90032 Wowjoint (China) with half number of wheels. NEW CUT Full Functions at Work with LEGO Motorcraft . This Model is build by myself. Lenght 200 cm, width and hight 30 cm, weight 10,5 kg / 23 lbs Bridge 60 x 36 x 8 c

• 32:52

### Integration By Parts

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This calculus video tutorial provides a basic introduction into integration by parts. It explains how to use integration by parts to find the indefinite integral of exponential functions, natural log functions and trigonometric functions. This video conta

• 21:35

### How To Integrate Using U-Substitution

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This calculus video tutorial provides a basic introduction into u-substitution. It explains how to integrate using u-substitution. You need to determine which part of the function to set equal to the u variable and you to find the derivative of u to get d

• 01:31

### Disneynatures Elephant & Dolphin Reef | Official Trailer | Disney+

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• 08:52

### Linear Models Example 1 | Algebra I | Khan Academy

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• 05:37

### Linear Models Example 2 | Algebra I | Khan Academy

365 views / 0 likes - added

Marbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?utm_s

• 01:40

### How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

394 views / 0 likes - added

Sal finds the input value for which f(t)=13, given that f(t)=-2t+5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_

• 02:40

### Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

560 views / 0 likes - added

Interpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-functions?ut

• 02:35

### Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

426 views / 0 likes - added

Linear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-function

• 01:07

### How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

431 views / 0 likes - added

Sal finds the input value for which g(x)=-2 given the graph of g. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_so

• 08:45

### Basic Trigonometry

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An introduction to trigonometric functions: sine, cosine, and tangent.

• 02:29

### What is Soil Made Of?

380 views / 1 likes - added

An animated introduction to soils functions and threats. © FAO: http://www.fao.org

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• 10:52

### Orbitals: Crash Course Chemistry #25

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In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten

• 04:03

### The Pigeon, The Antenna And Me: Robert Wilson

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Radioastronomer Robert Wilson recalls a pair of pigeons who almost thwarted the discovery of cosmic background radiation. Wilson’s discovery of cosmic background radiation, “the echo of the big bang”, earned him a share of the 1978 Nobel Prize in physics.

• 12:04

### Introduction to Random Variables

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Introduction to random variables and probability distribution functions. More free lessons at: http://www.khanacademy.org/video?v=IYdiKeQ9xEI

• 13:46

### The Convolution and the Laplace Transform

397 views / 0 likes - added

Understanding how the product of the Transforms of two functions relates to their convolution. More free lessons at: http://www.khanacademy.org/video?v=TJgBEI3drUc

• 02:27

### Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

408 views / 0 likes - added

Second example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?utm_so

• 02:19

### How To Determine The Domain Of A Modeling Function (example With A Function) | Khan Academy

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Sal determines the domain of a function that models the height of a plant over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/determining-the-domain-of-a-function/e/interpreting

• 07:11

### Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

553 views / 0 likes - added

Graphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/graphing-solutio

• 02:35

### Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

545 views / 0 likes - added

Checking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?ut

• 01:49

### How To Find Two Function Inputs With The Same Output Given Graph (example) | Khan Academy

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Sal finds the input value other than -5 for which f(x)=f(-5), given the graph of f. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inp

• 05:09

### Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

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Converting from slope-intercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/standard-form/e/converting_between_slope_intercept_and_st

• 04:19

### Why Are Human Bodies Asymmetrical? - Leo Q. Wan

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View full lesson: http://ed.ted.com/lessons/why-are-human-bodies-asymmetrical-leo-q-wan Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it

• 02:41

### Parts Of The Body | The Dr. Binocs Show | Learn Series For Kids

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Learn about the Parts Of The Body with Dr. Binocs. Hey kids! Do you know what are the different parts of your body and their functions? Join Dr. Binocs as he explains about the various parts of our body and their functions in this fun video. Share on Face

• 06:13

### Building and Testing a Lego Press

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A short version of the previous long development video + new tests at the end.The target is to generate the maximum possible pressing force with Lego. The progress is measured using a disassembled person scale (max 180 kg).Enjoy!The long unedited version:

• 08:58

### Schrodinger's Equation

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Schrodinger's Equation for wave functions in Quantum Physics. My Patreon Page is at https://www.patreon.com/EugeneK

• 05:02

### Positive And Negative Slope | Algebra I | Khan Academy

429 views / 0 likes - added

Positive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/slope/v/similar-triangles-to-prove-that-the-slope-is-constant-for-a-line?utm_source=YT&utm_medium=Desc&utm_campaign

• 19:58

### 10 Grossest Things About Our Bodies | COLOSSAL QUESTIONS

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10 Colossal Questions all about our gross bodily functions!Why Do We Get Pimples?What If You Never Took A Shower?Why Do We Fart?Why Do You Get Nosebleeds?What If You Never Brushed Your Teeth?Why Do You Snore?What If You Never Slept Again?Why Do We Throw U

• 05:20

### What makes a poem … a poem? - Melissa Kovacs

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View full lesson: http://ed.ted.com/lessons/what-makes-a-poem-a-poem-melissa-kovacs What exactly makes a poem … a poem? Poets themselves have struggled with this question, often using metaphors to approximate a definition. Is a poem a little machine? A fi

• 04:44

### Why Are There So Many Insects? - Murry Gans

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View full lesson: http://ed.ted.com/lessons/why-are-there-so-many-insects-murry-gans If insects suddenly morphed into large beings and decided to wage war on us, there’s no doubt that humans would lose. There are an estimated 10 quintillion individual ins

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• 03:26

### Cyborg Botany: Augmented plants as sensors, displays, and actuators

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Plants can sense the environment, other living entities and regenerate, actuate or grow in response. Our interaction and communication channels with plant organisms in nature are subtle - whether it be looking at their color, orientation, moisture, positi

• 06:20

### Quantum Tunneling

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Quantum tunneling explained with 3D simulations of Schrodinger’s equation for quantum wave functions. My Patreon page is at https://www.patreon.com/EugeneK

• 02:14

### Learn letter "e" with the Alphablocks Magic Words | CBeebies

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Watch the Alphablocks on BBC iPlayer - https://www.bbc.co.uk/iplayer/episodes/b01cz0p1/alphablocksAlphablock E makes an echo! Find out how to make the short /e/ sound and have a ton of phonics fun with Alphablock E and the magic words egg, pen and bed. Al

• 01:31

### This robotic whiteboard uses an actual pen to draw your messages

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• 02:55

### Lego Motor Lifts 100kg

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Lego PF Medium Motor with gears and pulleys lifts a hefty 102.2 kg. Gear ratio 15:1 and tackle velocity ratio 8:1. Only lego parts were used, except for the string. Enjoy! :) Development videos: Part 1 pulleys: https://www.youtube.com/watch?v=KUjVby8H-bQ

• 08:21

### Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

414 views / 0 likes - added

Introduction to 2-variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/v/checking-ordered-pair-solutions-to-equatio

• 10:08 Popular

### Central Nervous System: Crash Course A&P #11

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Today Hank talks about your central nervous system. In this episode we'll explore how your brain develops and how important location is for each of your brain's many functions. Table of Contents Central Nervous System, Location and Brain Function 1:48 Bra

• 03:54

### OK Go - This Too Shall Pass - Rube Goldberg Machine - Official Video

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From the OK Go album "Of the Blue Colour of the Sky" available at http://www.okgo.net/store Director: James Frost, OK Go and Syyn Labs. Producer: Shirley Moyers. The official video for the recorded version of "This Too Shall Pass" off the album "Of the Bl

• 11:23

### Quantum Wave Function Visualization

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Superposition, wave function collapse, and uncertainty principle in Quantum Physics. Shows real & imaginary components of quantum wave functions for free particles and confined particles. My Patreon page is at https://www.patreon.com/EugeneK

• 02:33

### Sesame Street: Elmo & Ernie Sing After Me | Animated Text Lyric Video

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Join in on Elmo and Ernie's game of Sing After Me with this new animated version of this Sesame Street classic! Try to echo everything Ernie and Elmo sing! -- Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user

• 05:20

### The Great Brain Debate - Ted Altschuler

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View full lesson: http://ed.ted.com/lessons/the-great-brain-debate-ted-altschuler Throughout history, scientists have proposed conflicting ideas on how the brain carries out functions like perception, memory, and movement. Is each of these tasks carried o

• 07:18

### Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

501 views / 0 likes - added

Where did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/abstract-ness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha

• 02:36

### Time-Folded Optics

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With the rapid development of faster frame rates and more light-sensitive camera sensors, why aren't camera lenses quickly evolving as well? Researchers at the MIT Media Lab's Camera Culture group are addressing that question with a new way to utilize tim

• 04:16

689 views / 1 likes - added

View full lesson: http://ed.ted.com/lessons/how-stress-affects-your-brain-madhumita-murgia Stress isn’t always a bad thing; it can be handy for a burst of extra energy and focus, like when you’re playing a competitive sport or have to speak in public. But

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• 07:00

### Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

398 views / 0 likes - added

The general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/the-beauty-of-algebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h

• 06:07

### How Do Schools Of Fish Swim In Harmony? - Nathan S. Jacobs

649 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/how-do-schools-of-fish-swim-in-harmony-nathan-s-jacobs How do schools of fish swim in harmony? How do the tiny cells in your brain give rise to the complex thoughts, memories, and consciousness that are you? Odd

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• 03:05

### Ben 10 | Stinkfly Takes the Slopes | Cartoon Network

220 views / 1 likes - added

Team Tennyson takes a trip to Echo Gorge for the Frozen Man Festival. Meanwhile, Lord Decibel takes center stage to threaten the festival-goers! Episode: The Sound and the Furry CN GAMES: http://cartn.co/ytgames SUBSCRIBE: http://cartn.co/subscribe WATCH

• 00:59

### Ernesto Neto "GaiaMotherTree" Trailer

289 views / 0 likes - added

From June 30 to July 29, 2018, the Fondation Beyeler will be showing an installation by the Brazilian artist Ernesto Neto (b. 1964 in Rio de Janeiro) in Zurich Main station. The monumental work GaiaMotherTree, a sculpture made of brightly colored hand-kno

• 07:08

### Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

526 views / 0 likes - added

Fun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI

• 04:40 Popular

### Why Is Bread Fluffy, Vinegar Sour, And Swiss Cheese Holey? - Erez Garty

775 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/why-is-bread-fluffy-vinegar-sour-and-swiss-cheese-holey-erez-garty Where does bread get its fluffiness? Swiss cheese its holes? And what makes vinegar so sour? These foods may taste completely different, but all

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• 07:56

### Blood Is So Much More Than You Think, Here's What's Inside

164 views / 0 likes - added

Blood is the ultimate travel companion in your body, and everyone's got some. But what is blood even made of? Subscribe to Seeker! http://bit.ly/subscribeseeker Visit our shop at http://shop.seeker.com Not only does blood carry out many important function

• 07:26

### Sesame Street Puppeteers Explain How They Control Their Puppets | WIRED

584 views / 0 likes - added

Ever wonder how the puppets on Sesame Street operate? The puppeteers for some of Sesame Street's most famous characters share their insights on how they bring their iconic characters to life. The puppeteers for Elmo, Big Bird, Mr. Snuffleupagus, Abby Cada

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• 04:12

### The Cosmic Afterglow

399 views / 0 likes - added

Get your #ididascience shirt here! http://dftba.com/besmart Tweet this ⇒ http://bit.ly/OKTBScmb Share on FB ⇒ http://bit.ly/OKTBScmbFB ↓ More info and sources below ↓ Vintage Project Echo footage from “The Big Bounce” (1960): https://archive.org/details/B

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• 01:45

### Amazing Drone Video of Viking Valley Fall

152 views / 0 likes - added

Norway is beautiful. Amazing steep rock walls, fjords, glaciers and beautiful waterfalls around every corner. Here's just one of the many lines I did during my holiday there. I passed this spot two times during a stay nearby and just had to stop next to t

• 07:34

### How To Make Things Invisible!

404 views / 0 likes - added

Win the Amazon Echo Dot here: https://goo.gl/forms/neUCUFoI392NEHPw1 In this video I show you how to make things invisible using similar refractive indices. I show you how to see through paper and how to make glass disappear! I am also doing my very first

• 10:22

### Making a Powerful Lego Hoist (re-edit)

145 views / 0 likes - added

6 old videos re-edited into one. The aim is to make one Lego motor (Power Functions Medium) pull a weight scale with great force using only Lego parts and a string. The video demonstrates mechanical advantage in the form of gear reduction and pulleys. Enj

• 06:55

### What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

445 views / 0 likes - added

Learn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introduction-to-algebra/feel-for-equations-and-inequalit/e/dependent-and-independent-variable

• 05:47

### How Plant Seeds Travel the World

108 views / 0 likes - added

All plants start as seeds, and they can travel all over the world in lots of different ways. They might even hitch a ride on you!----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowIf you hav

• 07:11

### Immune System: Innate and Adaptive Immunity Explained

342 views / 0 likes - added

Our immune system is a fascinating entity, that functions in quite a unique and efficient manner. Comprising of various types of cells, it is prepared for any kind of breach in the fortress of our body, and is equipped to fight off a staggering number of

• 08:56

### Part 2: How Does New Genetic Information Evolve? Gene Duplications

231 views / 1 likes - added

Help fund us on Patreon! https://www.patreon.com/statedclearly In our first animation of this series we learned how point mutations can edit genetic information. Here we see how duplication events can dramatically lengthen the genetic code of an individua

• 20:00

### Parallel Worlds Probably Exist. Heres Why

158 views / 0 likes - added

The most elegant interpretation of quantum mechanics is the universe is constantly splitting A portion of this video was sponsored by Norton. Get up to 60% off the first year (annually billed) here: https://bit.ly/32SM0yd or use promo code VERITASIUM Spec

• 00:37

### A1000 Advanced Robotics | Walt Disney Imagineering

259 views / 0 likes - added

A1000 advanced robotics are the next evolution of the A100 Audio-Animatronic figures that were first introduced by Walt Disney Imagineering in the mid-1980s. This standardized system for building humanoid robotic figures incorporates new electric function

• 09:04

### Stand-Up Comedy Using Only Siri, Alexa, Cortana and Google Home | OOO with Brent Rose | WIRED

370 views / 0 likes - added

The age of the digital assistant is upon us and as these AI helpers attempt to interface with humans companies like Apple and Google are trying anything to make their interactions more organic. Brent Rose takes Google Assistant, Amazon Echo, Microsoft Cor

• 12:38

### The Key To The Riemann Hypothesis - Numberphile

335 views / 0 likes - added

L-Functions are likely play a key role in proving the Riemann Hypothesis, says Professor Jon Keating from the University of Bristol. L-Function & Modular Form database: http://www.lmfdb.org Prime Number and Riemann Hypothesis playlist: http://bit.ly/prime

• 10:41 Popular

### To Sleep, Perchance to Dream - Crash Course Psychology #9

802 views / 0 likes - added

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as \$0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

• 10:04

### How To Get Regular Things Around Your House to Float in Air?

321 views / 1 likes - added

Click here to win an Amazon Echo Dot! https://goo.gl/forms/yljxpz6e2IFsR1yc2 In this video I show you how to make things float using a physics! This principle that I use is called Bernoulli's Principle and air drag. It says that when fluids move faster th

• 03:23

### Flying over the melting arctic made climate change feel much more urgent

339 views / 1 likes - added

Why ocean ice matters. Follow Johnny as he makes the new Vox series, "Borders" Facebook: https://goo.gl/l0x5cA Instagram: https://goo.gl/CduwlO Subscribe to our channel! http://goo.gl/0bsAjO The Arctic is warming twice as fast as the rest of the globe. Ev

• 10:35

### The Physics of Music: Crash Course Physics #19

479 views / 0 likes - added

Get Your Crash Course Physics Mug here: https://store.dftba.com/products/crashcourse-physics-mug Music plays a big part in many of our lives. Whether you just like to listen or you enjoy playing an instrument, music is powerful. So what is music? How does

• 08:51

### Why This Taste Map Is Wrong | WIRED

130 views / 0 likes - added

We've all seen the famous "taste map," a diagram of the human tongue that separates different sections based on taste, with examples like sweet, sour, salty, and umami. Robert Margolskee, director and president at Monell Chemical Senses Center, explains w

• 04:28

### Product rule - Logarithm derivatives example

330 views / 0 likes - added

Learn calculus with this product rule Derivative example with logarithms and exponential functions. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMee

• 25:42

### Lurch Learns to Dance (Full Episode) | MGM

131 views / 0 likes - added

Get Tickets Now - https://www.addamsfamily.movie/Lurch becomes a veritable gazelle when he takes dancing lessons at Gomez and Morticia's suggestion, after he admits to being a wallflower at social functions. Each member of the Addams family teaches Lurch

• 09:23

### Political Parties: Crash Course Government And Politics #40

375 views / 0 likes - added

Today, Craig is going to talk about political parties and their role in American politics. So, when most people think about political parties they associate them with the common ideologies of the voters and representatives within that party, but the goal

• 03:14 Popular

### Parts Of A Plant | The Dr. Binocs Show | Learn Series For Kids

732 views / 2 likes - added

Learn about the Parts Of A Plant with Dr. Binocs. Did you know that plants are very similar to human beings? Join Dr. Binocs as he Zooms In on different parts of a plant and explains their functions. Share on Facebook - http://goo.gl/7S8fHx Tweet about th

• 09:19

### What Does a Giant Monster Neodymium Magnet do to a Mouse?

325 views / 0 likes - added

Checkout Brilliant here! https://brilliant.org/TheActionLab/ In this video I show you what happens when you bring a giant neodymium magnet near mice! I also show you what happens when you bring your hand in between metal and the magnet! And then I show yo

• 04:34

### A day in the life of an ancient Egyptian doctor - Elizabeth Cox

535 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/a-day-in-the-life-of-an-ancient-egyptian-doctor-elizabeth-cox It’s another sweltering morning in Memphis, Egypt. As the sunlight brightens the Nile, Pes

• 05:53

### A.I. Reveals Autism-Linked Changes in "Junk" DNA | SciShow News

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Scientists know that genetic factors can explain many of autisms features - but have autism researchers been looking for those features in the wrong DNA? A new study uses A.I. to uncover changes linked to autism in the stretches of non coding DNA.#scishow

• 05:47

### Imaginary Numbers Are Real [Part 1: Introduction]

608 views / 1 likes - added

More information and resources: http://www.welchlabs.com Imaginary numbers are not some wild invention, they are the deep and natural result of extending our number system. Imaginary numbers are all about the discovery of numbers existing not in one dimen

• 07:26

### Is it Possible to Turn Alcohol Into Pure Water? (I Almost Burned Down my Garage)

390 views / 0 likes - added

In this video I attempt to turn alcohol into pure water and then drink it! I call this one the reverse miracle (referring to Jesus turning water into wine). I talk about combustion and how complicated it can be. I also show you what NOT to do. I almost bu

• 06:47

### Is it Possible to Unboil an Egg? The Amazing Uncooking Experiment!

540 views / 1 likes - added

Is uncooking something possible? In this video I attempt to unboil an egg by using an unlikely ingredient that fully denatures the proteins. Then I dilute it allowing the proteins to refold to their original form. Then I show you how to "cook" an egg with

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• 05:20

### How the Normans changed the history of Europe - Mark Robinson

342 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-the-normans-changed-the-history-of-europe-mark-robinson In the year 1066, 7,000 Norman infantry and knights sailed in warships across the English Ch

• 10:43

### Tissues, Part 1: Crash Course A&P #2

506 views / 0 likes - added

•••SUBBABLE MESSAGE••• TO: Jordan Schoonover FROM: Mom, Dad&Madison Happy Birthday Jordan! We love you sweetheart!! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as \$0 to keep up with everything w

• 08:28

### What if You Try To Lift a Negative Mass? Mind-Blowing Physical Impossibility!

447 views / 1 likes - added

In this video I show you a real experiment that shows how something with a negative mass reacts to a force applied to it. Then I talk about negative mass and if it really is a physical impossibility. If it is real, then how would it react to regular mass?

• 09:21 Popular

### Are Black Holes Really Black...or Invisible? Real Black Holes on Earth!

718 views / 8 likes - added

In this video I show you what a real black hole would look like near earth! Is it really black, or is it invisible? This videos stems from a previous video I did with Black 2.0 paint (the blackest black) with the world's brightest flashlight (32,000 lumen

• 05:27

### Can a Venus Flytrap Still Bite In a Vacuum Chamber? Will it Survive?

507 views / 4 likes - added

In this video I put a venus flytrap in the vacuum chamber to see if it survives and if it can still snap shut and bite in a vacuum chamber. This comes due to requests after I put one on my finger for a day to see if it could survive. I show you what happe

• 21:10

### How to Slow Aging (and even reverse it)

113 views / 0 likes - added

Scientists like Prof Sinclair have evidence of speeding up, slowing, and even reversing aging. Thanks to LastPass for sponsoring this video. Click here to start using LastPass: https://ve42.co/VeLPWhat causes aging? According to Professor David Sinclair,

• 10:16

### Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

572 views / 0 likes - added

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as \$0 to keep up with everything

• 09:43

### Mixing the World's Blackest Paint With the World's Brightest Paint (Black 2.0 vs LIT)

588 views / 0 likes - added

In this video I took your suggestions to see what happens when you mix the brightest (LIT) and the darkest paint (Black 2.0) together! Black 2.0 is the darkest blackest black paint, since vantablack is not a paint technically.Then I test some other audien

• 02:31

### Tiny robots swim through the eye to deliver medicine

279 views / 0 likes - added

• 10:05

### What Does a Giant Monster Neodymium Magnet Do to My Brain?

403 views / 0 likes - added

In this video I see what happens when I bring a giant neodymium magnet near my head. Does it hurt? Can I feel it? Do humans have magnetoreceptors? I discuss magnetoreception and that many animals and even mammalls can sense the magnetic field lines of the

• 06:48

### The World's Brightest Paint vs The World's Brightest Flashlight (The Glowiest Glow Experiment LIT)

381 views / 0 likes - added

In this video I shine the world's brightest flashlight on the world's brightest paint, nicknamed the world's glowiest glow. This pigment is pretty amazing, especially when it is combined with a 32,000 lumen flashlight! I show you how bright this paint is

• 06:55

### What do the pedals on a piano do? | Cunningham Piano Company

468 views / 1 likes - added

Learn more about pianos at http://cunninghampiano.com Pianos, keyboards and digital pianos can have one to three foot pedals that perform various musical functions. The most important pedal is the Damper or Sustain pedal, usually found on the furthest rig

• 02:19

### Plug-and-play diagnostics

218 views / 0 likes - added

Researchers at MIT’s Little Devices Lab have developed a set of modular blocks that can be put together in different ways to produce diagnostic devices. These “plug-and-play” devices, which require little expertise to assemble, can test blood glucose leve

• 03:30

### Meditation Changes Your Brain For The Better, Even If You're Not A Monk

491 views / 0 likes - added

You don't have to become a monk to learn from one, says Dr. Wendy Suzuki, professor of neural science and psychology at New York University. Research into how meditation affects the brain is conclusive: Meditating immediately changes the frequency of your

• 10:00

### International IP Law: Crash Course Intellectual Property #6

527 views / 0 likes - added

This week, Stan Muller teaches you how intellectual property law functions internationally. Like, between countries. Well, guess what. There's kind of no such thing as international law. But we can talk about treaties. There are a bevy of international tr

• 12:06

### Film Theory: Pixar's Up,How Many Balloons Does It Take To Lift A House?

368 views / 0 likes - added

Check out Food Theory! https://bit.ly/2CdCooV Don't miss a Film Theory! http://bit.ly/1dI8VBH Have you ever wondered if the house in Up could really float away on balloons? So have I but that is not the most INTERESTING question! You see, people have tr

• 01:34 Popular

### TIL: A Venomous Animal May Save Your Life

768 views / 2 likes - added

It might surprise you that some of the world’s deadliest animals save millions of human lives—one day they might even save yours. In this week’s Today I Learned, National Geographic Emerging Explorer Zoltan Takacs reveals how venomous creatures could be t

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• 04:17

### Bleaching In The Great Barrier Reef, And A Zika Update

316 views / 0 likes - added

This week on SciShow news we have some very unfortunate reports from scientists concerning the Great Barrier Reef. However, scientists have also created a 3-D model of Zika Virus, which is one step towards finding out how it functions. El Niño annotation:

• 10:03

### Is it Possible to Erase Light With a Laser? The Photon Experiment

310 views / 0 likes - added

Join the Club today - http://www.dollarshaveclub.com/actionlab In this video I show you how to "erase" light using a red laser and a glow-in-the-dark material. I talk about what happens when you try to charge the brightest glow-in-the-dark material (LIT)

• 04:41

### Do You Really Have Two Brains?

694 views / 2 likes - added

You’re gonna lobe this video Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Are you a left-brained person or a right-brained person? Spoiler: You’re neither. Each of us uses both sides of our brain for

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• 05:35

### The real cost of smart speakers

71 views / 0 likes - added

Alexa's recording you. Whats she doing with it?Read Saras article about the privacy settings on your smart speaker: https://www.vox.com/recode/2020/12/9/22160427/amazon-alexa-google-assistant-siri-holidaysIn 2014, Amazon debuted a simple but industry-chan

• 08:05

### Time Travel in Fiction Rundown

422 views / 0 likes - added

Thanks to YouTube RED’s new original series, LIFELINE, for sponsoring this video. Watch the first episode for free: https://www.youtube.com/watch?v=Ru4zkxNuJ_I And thanks to my friends Sam and Niko (and all the rest) at the Corridor Digital channel for ma

• 03:06

### The Real Reason People Stutter

325 views / 0 likes - added

Until recently, the cause of this speech disorder was largely unknown. But a new study may have just found the answer. Why Phone Echo Drives You Crazy - https://youtu.be/ZyDGJ_HN2n8 Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More:

• 04:04

### The giant larvacean Bathochordaeus

543 views / 0 likes - added

Bathochordaeus is considered a giant among larvaceans. The giant larvacean’s claim to fame is the huge mucous house it builds. The house is made up of two filters and basically functions as an elaborate feeding apparatus. They eat tiny particles of

• 04:31

### Could underwater farms help fight climate change? - Ayana Johnson and Megan Davis

197 views / 0 likes - added

Dive into the world of aquaculture and see how restorative ocean farming could play a vital role in helping our coastal communities, our oceans and our climate.--For billions of people, seafood provides a significant source of protein and nutrition, but o

• 14:03

### Quantum Entanglement and the Great Bohr-Einstein Debate | Space Time | PBS Digital Studios

375 views / 0 likes - added

For those of you in New York City you can check out Matt live at PBS Nerd Night at the NYC YouTube Space on Thursday night September 22nd. Hope to see you there. to.pbs.org/nerdnight Albert Einstein strongly disagreed with Niels Bohr when it came to Bohr’

• 06:44

### The Surprising Reason We Eat Spicy Food

244 views / 0 likes - added

Check out Nourish from PBS! https://www.youtube.com/PBSNourish SUBSCRIBE to It's Okay To Be Smart! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ People who live near the equator use more spices per recipe than people who live far from the

• 03:15

### Is The Moon Held Up By A Spring? How Perspective Shapes Reality

461 views / 0 likes - added

Thanks to http://www.audible.com/minutephysics for supporting this video, which is about how the way we describe the world can influence the way we perceive it. In particular, with regards to Bohmian mechanics, Schrodinger wave functions, Feynman path int

• ### How Did Blue Whales Get So Big?

23 views / 0 likes - added

Meet the largest animal that ever livedthe blue whale. Whats so great about being big? You can move faster and farther, you can avoid predators, and you can have a longer lifespan. In Part One of our four-part Giants of the Sea series, youll explore some

• 02:16

### Can You Walk In A Straight Line With Your Eyes Closed? With Dr Emily Grossman

563 views / 1 likes - added

Have you ever tried walking in a straight line with your eyes closed? It’s remarkably hard to keep on track. Dr Emily Grossman explains why. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Visual information plays a key role in the way we

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• 02:29

### Why Is Itching Contagious? With Dr Emily Grossman

563 views / 0 likes - added

Does watching this video make you itch? Dr Emily Grossman explains why the ‘social itch’ might have evolved. Subscribe for regular science videos: http://bit.ly/RiSubscRibe It’s well known that an itch can be contagious – seeing a person scratch can make

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• 03:22

### What Is It Like To Be Deaf?

363 views / 0 likes - added

Deafness is not a one size fits all, but what are some things Deaf people might experience? Watch more: Rikki's Channel ►► https://www.youtube.com/user/rikkipoynter Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: http://kee

• 02:22

### Science Of Why People Hate The Word 'Moist'

446 views / 0 likes - added

Moist is one of the most disliked words in the world. People compare hearing the word moist to hearing nails on a chalkboard. What is it about this word that causes people to have such a strong reaction? Tech Insider tells you all you need to know about t

• 10:36

### Money And Finance: Crash Course Economics #11

573 views / 1 likes - added

So, we've been putting off a kind of basic question here. What is money? What is currency? How are the two different. Well, not to give away too much, but money has a few basic functions. It acts as a store of value, a medium of exchange, and as a unit of

• 02:57

325 views / 0 likes - added

What is the correlation between emotions and feelings and heart diseases? Subscribe to Earth Lab for more fascinating science videos - http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth videos

• 04:11

### ‘Dark DNA’ Is the Latest Mystery in the World of Genetics… But What Is It?

295 views / 1 likes - added

Seeker is nominated for a Webby! VOTE HERE: https://vote.webbyawards.com/PublicVoting#/2018/film-video/virtual-reality-360-video/vr-branded-interactive-game-or-real-time Scientists are beginning to understand mysterious parts of our DNA. Here’s what they’

• 10:42

### Why the Heck Are We Ticklish?

143 views / 0 likes - added

Were on PATREON now! Join the community https://www.patreon.com/itsokaytobesmartSUBSCRIBE so you dont miss a video! http://bit.ly/iotbs_sub More info and sources below Ive explained a lot of weird bodily functions on this show but theres one that we haven

• 02:48

### How To Stop Yourself Being Ticklish - With Dr Emily Grossman

699 views / 1 likes - added

Are you ticklish? Dr Emily Grossman shows you how to use the science of tickling to stop yourself squirming when you're tickled. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Why do we feel ticklish? Why does it make us laugh? It’s hard

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• 04:12

### Is There a Correlation Between Poverty and Heart Diseases? | Earth Lab

339 views / 0 likes - added

Deprived areas now suffer from higher heart diseases - and the causes might be linked to emotional stress. Subscribe to Earth Lab for more fascinating science videos - http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabO

• 10:44

### Sympathetic Nervous System: Crash Course A&P #14

468 views / 0 likes - added

Hank tries not to stress you out too much as he delves into the functions and terminology of your sympathetic nervous system. -- Table of Contents Sympathetic Nervous System Controls the Body's Stress Response 0:26 How Signals Travel to Effectors 1:48 Ace

• 12:23

### Would Headlights Work At Light Speed?

438 views / 0 likes - added

If you were driving at the speed of light and turned on your headlights, what would happen? Twitter: http://www.twitter.com/tweetsauce Instagram: http://www.instagram.com/electricpants Sources and extras below!! Thanks to Jude for asking me this question

• 04:01

### Comparing Values With Calculator | Numbers And Operations | 8th Grade | Khan Academy

538 views / 0 likes - added

Learn how to compare 22.9% to √0.45 using a calculator. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-approximating-irrational-numbers/e/approximating-irr

• 03:42

### The Science Of Jet Lag... And How To Prevent It

357 views / 0 likes - added

What is jet lag? Can we cure it? And why is it a big problem for astronauts going to Mars? Kate dives into the science of circadian rhythms, and armed with the facts, sets out to find a cure. Subscribe for more science videos: http://bit.ly/RiSubscRibe Th

• 02:41

### Multiplying Multiples Of Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

511 views / 0 likes - added

Learn how to multiply (9 * 10^9) (-2 * 10^-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-orders-of-magnitude/e/orders-of-magnitude?utm_source=YT&utm_m

• 01:44

### Interpreting Two-way Tables | Data And Modeling | 8th Grade | Khan Academy

570 views / 0 likes - added

• 04:10

### Approximating With Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

517 views / 0 likes - added

Learn how to approximate how much larger the world population was than the US population in 2014. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-orders-of-

• 12:23

### Would Headlights Work at Light Speed?

204 views / 0 likes - added

If you were driving at the speed of light and turned on your headlights, what would happen? Twitter: http://www.twitter.com/tweetsauce Instagram: http://www.instagram.com/electricpants Sources and extras below!! Thanks to Jude for asking me this question

• 05:51

### What's It Like to Live Underground?

89 views / 0 likes - added

Jessi has a cool pair of gardening gloves, which makes her wonder, what special tools do animals have for living underground?----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowIf you have a

• 03:58

### Do Gut Feelings Actually Exist?

476 views / 0 likes - added

Have you ever wondered why you get that feeling in your gut when faced with a risky decision? There's more behind it than you may think. How Scientists Are Hacking Bacteria To Fight Disease - https://youtu.be/caiIUZDclIg Sign Up For The Seeker Newsletter

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• 04:25

### Atoms From Nuclear Explosions Are Embedded in Your Brain, But You’re Fine

231 views / 0 likes - added

Scientists are using past atomic explosions to learn about our brains, and it’s completely changed how we think about aging. U.S. Nuclear Missiles Are Still Controlled By Floppy Disks - https://youtu.be/Y8OOp5_G-R4 Read More: Sorry, Adults, No New Neurons

• 02:46

### Self Propelled Modular Transporter (SPMT)

416 views / 0 likes - added

A self-propelled modular transporter (SPMT) is a platform vehicle with a large array of wheels. SPMTs are used for transporting massive objects such as large bridge sections, oil refining equipment, motors and other objects that are too big or heavy for t

• 02:54

### Watching YouTube Isn’t Helping You Wind Down, It’s Ruining Your Sleep

289 views / 0 likes - added

Your circadian rhythm can be interrupted from the light emitted from your phone, but how? What is it doing to your brain? What Sleep Deprivation Does To Your Body - https://youtu.be/lfmy0d9oWt8 Read More: Snooze Alarm: Sufficient Sleep Improves Human Heal

• 01:53

### TIL: Whale Poop Freshens Our Air | Today I Learned

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The ocean produces at least 50 percent of the Earth’s oxygen, and strangely enough, whale poop is the fuel that helps keep our oceans alive. In this episode of Today I Learned, Asha de Vos tell us why we should all say thanks to whales and their poop. ➡ S

• 04:43

### The Origin Of Mammal Movement: Harvard Adventures, Part I

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Paleontologists today look at more than just fossil evidence to learn about organisms that lived millions of years ago. In this case, we're seeking to answer the question: how, and when, did mammals evolve their specialized movements? Turns out, the next

• 03:38

### The momentous transition to multicellular life may not have been so hard after all

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Single cells had many of the genes and functions needed for complex life to evolve. Learn more: https://scim.ag/2Kjutt7 Credits: producer/editor/script/narrator Nguyen Khoi Nguyen supervising producer Sarah Crespi original story Elizabeth Pennisi graphics

• 03:56

### Here's Why Your Skin Doesn't Rip Easily

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Our skin is capable of some amazing things including being both stretchy and tear resistant. But why doesn't our skin tear? How Does Our Skin Turn Sunlight Into Vitamin D? - https://youtu.be/4VlXGA1FnSk Sign Up For The Seeker Newsletter Here - http://bit.

• 03:58

### Jumping Water Droplets Could Be the Future of Cooling Computers

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Engineers have created a new water-based cooling system that could put an end to electronics crashing and overheating. Does Staring At Screens Ruin Your Eyes? - https://youtu.be/xNbzw8T7rhc Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Re

• 22:47

### Origami Rubik's Cube - No Glue - From 6 Squares of Paper

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[Intermediate] How to fold a solved Rubik's Cube from just 6 squares of paper and how to turn it into a scrambled Rubik's cube by attaching 54 little squares to the model using just origami locks (no glue). This model was inspired by Jo Nakashima's 3X3 Ru

• 08:49

### Autonomic Nervous System: Crash Course A&P #13

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Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical differences - where ner

• 06:21 Popular

### Can the ocean run out of oxygen? - Kate Slabosky

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Get to know how a healthy marine ecosystem functions, and what creates the lethal conditions that lead to dead zones. --For most of the year, the Gulf of Mexico is teeming with marine life, from tiny crustaceans to massive whales. But every summer, disast

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• 05:13

### How to live without a heart or a brain - Lessons from a Jellyfish

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The jellyfish is one weird sea animal. What makes it even weirder is that it doesnt have a brain or a heart. Though it doesnt have a brain, it does have a nervous system in the form of nerve nets and some have a structure called a nerve ring. This allows

• 03:24

### What Happens When Organs Grow Outside Your Body?

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Your organs all have different important functions, but what happens when you're born with organs on the outside. Watch more: “What If Humans Devolved?” ►► https://www.youtube.com/watch?v=TNZUDpPkSec Subscribe: https://bit.ly/SubLifeNoggin | Get your excl

• 04:13

### How To Trick Your Body To Be A Morning Person

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How often do you cling to your bed for a few extra minutes of sleep? If you're not a morning person, here's why it's not your fault! Why Does White Noise Make You Fall Asleep? - http://bit.ly/28MNqkE Sign Up For The Seeker Newsletter Here - http://bit.ly/

• 04:02

### What Happens To Your Brain When You Dream

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Sleep expert Matthew Walker breaks down what happens in your brain when you dream. Following is a transcript of the video. Matthew Walker: My name is Matthew Walker, I am a professor of neuroscience and psychology at the University of California, Berkeley

• 08:46

### Why Do Lymph Nodes Swell Up When You're Sick?

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Your lymphatic system plays an essential role in keeping you healthy, but how exactly does it work? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Human! http://bit.ly/HUMANplaylist Visit our shop at http://shop.seeker.comThe lymphatic syst

• 04:16

### How Much Heat Can Your Body Take Before Killing You?

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Our world is getting undeniably hotter, and parts of it could soon be too hot for human survival. But how could hot temperatures actually kill you? Waves Can Tell Us A Lot About Climate Change, But You Have to Catch Them First - https://youtu.be/toeoYNQNZ

• 04:52

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How exactly are your ears connected to your sense of balance? In the final episode of season 2, Patrick breaks down what the connection is and the outsized role hidden anatomy plays in this important sense. Subscribe to Seeker! http://bit.ly/subscribeseek

• 02:50

### How Do Car Horns Work?

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The next time you honk your car horn at that jerk who cut you off, you’ll understand how it uses physics to get the job done. Learn more at HowStuffWorks.com Share on Facebook: https://goo.gl/ICxuu4 Share on Twitter: https://goo.gl/m6dpEV Subscribe: http:

• 09:19

### The Hidden Physics Behind Your Breath

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You breath all the time, whether you think about it or not. But how does that even work? And what is breathing for? Patricks got all the answers to your oxygen-deprived questions in this episode. And yeah, theres physics involved. Subscribe to Seeker! htt

• 05:01

### Octopuses Can Smell, Feel, AND Think With Their Arms, Wait What?

54 views / 0 likes - added

Octopuses think, feel, and smell with their arms. Scientists are using them as inspiration for innovations in material science, medicine, and soft robotics. Subscribe to Seeker! http://bit.ly/subscribeseeker Visit our shop at http://shop.seeker.comThey ca

• 03:22

### We Interviewed Pepper — The Humanoid Robot

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Pepper is a humanoid robot companion designed be sort of a kiosk at businesses like shopping malls, hospitals, and doctors' offices. Pepper is also able to track eye contact and express emotion. We spent a little time with Pepper and got its thoughts on h

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