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  • 04:06 The Time Pennsylvania Almost Went Nuclear | WHAT THE PAST?

    The Time Pennsylvania Almost Went Nuclear | WHAT THE PAST?

    256 views / 0 likes - added

    There have been nuclear accidents and near-meltdowns all across the world. Even in Pennsylvania!Images used under license from Shutterstock.comNarrated by: Kayla RosenbergWritten & Directed by: Matt LevyEdited & Animated by: Matt SchneckExecutive Producer

  • 01:08 The Constitutional Convention Explained In One Minute

    The Constitutional Convention Explained In One Minute

    482 views / 0 likes - added

    Get a super condensed primer on the Constitutional Convention held in 1787 to replace the Articles of Confederation with the new stronger US Constitution. Need a longer vid? Check out this version! https://www.youtube.com/watch?v=xXA4Ob3s-V0

  • 04:22 Dawn Of The Cyborg Bacteria

    Dawn Of The Cyborg Bacteria

    562 views / 0 likes - added

    http://www.sciencefriday.com In a basement laboratory at the University of Pennsylvania, two roboticists have harnessed the innate sensing, swimming, and swarming abilities of bacteria to power microscopic robots. Even though their work sounds like the pr

  • 02:26 Leonardo da Vinci: Machines in Motion

    Leonardo da Vinci: Machines in Motion

    535 views / 0 likes - added

    Exhibition at California University of Pennsylvania

  • 10:33 The Middle colonies

    The Middle colonies

    647 views / 1 likes - added

    The Middle colonies consisted of Pennsylvania, New Jersey, New York, and Delaware. Located in the middle of the Atlantic seaboard, their economies combined the industry of the North with the agriculture of the South. They were unusual, however, for their

  • 01:08 The Whiskey Rebellion Explained In One Minute

    The Whiskey Rebellion Explained In One Minute

    504 views / 0 likes - added

    The fastest explanation of the Whiskey Rebellion this side of Western Pennsylvania. For a longer more in depth video click here https://www.youtube.com/watch?v=fUKKJfQynEE And be sure to visit www.hiphughes.com for access to hundreds of Social Studies vid

  • 01:14 "Fire Engines in 1896" Filmed on Dec. 25, 1896 Colorized Video/Audio Enhanced With AI/Deep Learning

    "Fire Engines in 1896" Filmed on Dec. 25, 1896 Colorized Video/Audio Enhanced With AI/Deep Learning

    156 views / 0 likes - added

    This is a video of the Harrisburg, Pennsylvania Fire Department racing to a fire on Christmas Day, December 25, 1896. The video was colorized/restored by myself, with audio ambience added, using AI/deep learning.

  • 01:03 Meet Alaina Gassler, Winner of the 2019 Samueli Foundation Prize

    Meet Alaina Gassler, Winner of the 2019 Samueli Foundation Prize

    322 views / 0 likes - added

    Using relatively inexpensive available technology that you can find at any well-stocked electronics store, Alaina Gassler, a 14-year-old inventor from West Grove, Pennsylvania, came up with a clever way to eliminate the blind spot created by the thick pil

  • 07:52 What's inside a Cocao Pod?

    What's inside a Cocao Pod?

    400 views / 0 likes - added

    We CUT OPEN Cocoa Pods!?! How is Chocolate made? Experience VR for yourself at Hershey's World in Pennsylvania or Las Vegas NV. Thanks to Hershey's for sponsoring this video! Watch the full Hershey's World Tour here: https://youtu.be/d_V8Pe1I30o

  • 01:00 Time-Lapse: Watch ‘Snowzilla’ Belt D.C. In 60 Seconds

    Time-Lapse: Watch ‘Snowzilla’ Belt D.C. In 60 Seconds

    575 views / 0 likes - added

    Watch as "Snowzilla," aka winter storm Jonas, pounds Washington, D.C. The district's Federal Triangle area is shown, with the Washington Monument visible in the right-hand corner. Shot from inside the Newseum on Pennsylvania Avenue, the video spans 48 hou

  • 11:38 The Quakers, the Dutch, and the Ladies: Crash Course US History #4

    The Quakers, the Dutch, and the Ladies: Crash Course US History #4

    653 views / 2 likes - added

    In which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the English took New Amster

  • 05:18 Popular Rubber band powered cars, mousetrap car alternative/// Homemade Science with Bruce Yeany

    Rubber band powered cars, mousetrap car alternative/// Homemade Science with Bruce Yeany

    1,199 views / 2 likes - added

    Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have used in teaching physical science for the Annville-Cleona school district in central Pennsylvania. I am currently in my 38th year of teaching. M

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  • 04:55 Popular Tangent galvanometer experiment///Homemade Science with Bruce Yeany

    Tangent galvanometer experiment///Homemade Science with Bruce Yeany

    1,696 views / 0 likes - added

    A tangent galvanometer is an easy way to show the relationship between the flow of electricity and magnetism. They are simple enough for young students to build for themselves. Homemade science is a collection of classroom tested ideas, suggestions, proje

  • 01:32 Family Makes Their Own Cheese From Scratch

    Family Makes Their Own Cheese From Scratch

    510 views / 0 likes - added

    Clover Creek Cheese Cellar in Williamsburg, Pennsylvania is family owned and operated and they make artisanal raw milk cheese. The INSIDER team believes that life is an adventure! Subscribe to our channel and visit us at: https://thisisinsider.com INSIDER

  • 04:06 Women Going to Work in 1904: 19th Century Women's Clothing and Hairstyles: Colorized and Restored

    Women Going to Work in 1904: 19th Century Women's Clothing and Hairstyles: Colorized and Restored

    172 views / 0 likes - added

    This video was filmed on April 26, 1904 at the Westinghouse Electric Corporation in Pittsburgh, Pennsylvania. This is an excellent display of what women wore in the late 1800s. It is a part of a film series called "Westinghouse Works," which was taken bet

  • 04:47 Popular What's Hidden Among The Tallest Trees On Earth? - Wendell Oshiro

    What's Hidden Among The Tallest Trees On Earth? - Wendell Oshiro

    831 views / 1 likes - added

    View full lesson: http://ed.ted.com/lessons/what-s-hidden-among-the-tallest-trees-on-earth-wendell-oshiro When Stephen Sillett was a boy, he took to the forests of Pennsylvania with his brother and grandmother. Looking up into the dense branches and leave

  • 00:53 Civil War Veterans Playing Instruments (Live With Sound) - Enhanced Video [4k, 60 fps]

    Civil War Veterans Playing Instruments (Live With Sound) - Enhanced Video [4k, 60 fps]

    77 views / 0 likes - added

    This is believed to be the only known video clip with sound of Civil War Veterans playing their instruments. It's likely either from the 1929 GAR Encampment in Portland, Maine (Sept. 8-13), or from the 1938 Reunion in Gettysburg, Pennsylvania, which had b

  • 01:15 UPenn's magnetic, modular drones

    UPenn's magnetic, modular drones

    545 views / 0 likes - added

    The University of Pennsylvania invented a network of drones that can magnetize themselves to each other and arrange themselves mid-flight to form patterns and structures. SUBSCRIBE: https://goo.gl/kdDpXu FOLLOW QUARTZ: Facebook: https://goo.gl/DsmLvx Twit

  • 02:22 Popular Homemade battery tester/// Homemade Science with Bruce Yeany

    Homemade battery tester/// Homemade Science with Bruce Yeany

    781 views / 1 likes - added

    This simple battery tester lets you to see how it works. It can show the relationship between the flow of electricity through a coil and the strength of the magnetic field it produces. It's also a fun way of testing to see if your batteries are good or no

  • 02:03 Popular no magnet motor /// Homemade Science with Bruce Yeany

    no magnet motor /// Homemade Science with Bruce Yeany

    857 views / 0 likes - added

    This simple motor uses two coils. The first coil is the armature that spins and the second coil replaces the permanent magnet that is usually mounted on the base. Homemade science is a collection of classroom tested ideas, suggestions, projects, and exper

  • 01:39 Popular Activation Energy Analogy///Homemade Science with Bruce Yeany

    Activation Energy Analogy///Homemade Science with Bruce Yeany

    758 views / 0 likes - added

    This track is used in my classroom in our discussion of chemical reactions to help explain activation energy how it may be needed to get a reaction started. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments

  • 04:21 Popular Combination lock demonstration /// Homemade Science with Bruce Yeany

    Combination lock demonstration /// Homemade Science with Bruce Yeany

    740 views / 0 likes - added

    Homemade lock A large see through combination lock offers students a look at the operation of a lock mechanism that normally remains hidden. 64000 possible combinations but only one will open it. Homemade science is a collection of classroom tested ideas,

  • 04:48 Popular Newton's 3rd law examples//Homemade Science with Bruce Yeany

    Newton's 3rd law examples//Homemade Science with Bruce Yeany

    1,510 views / 1 likes - added

    Newton's third law explains that for every force applied there is a second force that is equal in magnitude applied in the opposite direction Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have us

  • 03:49 toy physics-floating and sinking bottles, bouyant bottles////Homemade Science with Bruce Yeany

    toy physics-floating and sinking bottles, bouyant bottles////Homemade Science with Bruce Yeany

    622 views / 1 likes - added

    How does the temperature affect water density, and how does the density affect the buoyant force that it can exert? This simple experiment that students can try for themselves can help to give them insight to the answers of these questions. Homemade scien

  • 04:00 Popular Motion in 2 directions lab activity, parabolic curves /// Homemade Science with Bruce Yeany

    Motion in 2 directions lab activity, parabolic curves /// Homemade Science with Bruce Yeany

    715 views / 0 likes - added

    Simple lab activity that records the motion of a ball as it rolls across and down a slanted table. The paint trails left behind by the rolling balls are parabolic curves. Homemade science is a collection of classroom tested ideas, suggestions, projects, a

  • 04:29 How transforming river banks can clean contaminated waterways

    How transforming river banks can clean contaminated waterways

    275 views / 0 likes - added

    Rivers throughout the eastern United States are well-known for their high banks and steep, winding courses. But in 2008 scientists proposed that years of damming rivers had transformed them from marshy streams good at filtering waste, to the pollution chu

  • 07:59 Popular Van Der Graaf generator shows off it's tricks /// Homemade Science with Bruce Yeany

    Van Der Graaf generator shows off it's tricks /// Homemade Science with Bruce Yeany

    821 views / 1 likes - added

    This is a simple Van Der Graaf generator and several examples of demonstrations that are easy to build. It can do all the tricks that a larger generator can do, just on a smaller scale. Homemade science is a collection of classroom tested ideas, suggestio

  • 03:09 Popular Newton's stick---- inertia apple/// Homemade Science with Bruce Yeany

    Newton's stick---- inertia apple/// Homemade Science with Bruce Yeany

    798 views / 1 likes - added

    Newton's stick is a simple way to demonstrate both parts of Newton's first law. Inertia is the resistance to change in the motion of an object. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have

  • 05:41 Popular Simple motors experiments //// Homemade Science with Bruce Yeany

    Simple motors experiments //// Homemade Science with Bruce Yeany

    708 views / 0 likes - added

    Simple motors can be easy projects to build and are helpful in learning about how they work. This is the first video showing a few different variations of motors used in my classroom for our studies. Homemade science is a collection of classroom tested id

  • 07:05 Harmonic motion inquiry activities ///Homemade Science with Bruce Yeany

    Harmonic motion inquiry activities ///Homemade Science with Bruce Yeany

    660 views / 0 likes - added

    Harmonic motion can be a fun and easy inquiry activity for all ages. Here are some ideas to investigate about simple pendulums, bar pendulums, spring pendulums and double pendulums. Homemade science is a collection of classroom tested ideas, suggestions,

  • 03:57 Popular Toy Physics--- tumbling toy -part 1 /// Homemade Science with Bruce Yeany

    Toy Physics--- tumbling toy -part 1 /// Homemade Science with Bruce Yeany

    1,149 views / 1 likes - added

    Here are several versions of a tumbling toy that clearly show the motion of these toys as they rotate down a set of rails. A clear view of the inside and slow motion video clips allow the observer to see subtle movements that are missed when viewed at nor

  • 04:12 Popular World's simplest motor kits/// Homemade Science with Bruce Yeany

    World's simplest motor kits/// Homemade Science with Bruce Yeany

    746 views / 1 likes - added

    This is a review of a simple motor kit called the "World's Simplest Motor" and a few possible suggestions for experimenting with different shaped coils.. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments th

  • 01:58 Popular Centrifugal force toy-- toy physics ////Homemade Science with Bruce Yeany

    Centrifugal force toy-- toy physics ////Homemade Science with Bruce Yeany

    1,054 views / 0 likes - added

    There are many wonderful centrifugal force toys and demonstrations available for students to investigate. However, centrifugal forces are not real and can sometimes be misleading to students unless demonstrations are followed up with a good explanation of

  • 00:30 Snippet: New video reveals how flies land upside-down

    Snippet: New video reveals how flies land upside-down

    396 views / 0 likes - added

    Study could inspire advanced drones and other flying robotsRead more: https://www.sciencemag.org/news/2019/10/new-video-reveals-how-flies-land-upside-downRead the study: https://advances.sciencemag.org/content/5/10/eaax1877Video Credit: Bo Cheng and Pan L

  • 02:09 Popular mentos and soda engine/// Homemade Science with Bruce Yeany

    mentos and soda engine/// Homemade Science with Bruce Yeany

    747 views / 0 likes - added

    Mentos and soda power a version of Hero's Engine. Using an adapted geyser tube, the soda is redirected to cause a soda bottle to spin until the nucleation process is completed. Homemade science is a collection of classroom tested ideas, suggestions, proje

  • 05:07 Popular chaotic pendulum//Homemade Science with Bruce Yeany

    chaotic pendulum//Homemade Science with Bruce Yeany

    747 views / 0 likes - added

    The chaotic pendulum is used in my classroom in our discussions of resonance, harmonic motion, and chaotic motion. With small amounts of energy, it's movement is predictable, but more energy is added the movement of the arms become unpredictable. Homemade

  • 07:35 Popular impulse examples///Homemade Science with Bruce Yeany

    impulse examples///Homemade Science with Bruce Yeany

    781 views / 0 likes - added

    Here are a few ideas that can help demonstrate how the amount of time that an accelerating force or a decelerating force is applied to an object will affect it's rate of motion. The result of force and time is an impulse. Homemade science is a collection

  • 05:56 Popular High road low road track race, potential-kinetic energy tracks//// Homemade science with Bruce Yeany

    High road low road track race, potential-kinetic energy tracks//// Homemade science with Bruce Yeany

    999 views / 0 likes - added

    Two tracks start at the same height and end at the same height,but... is the shortest distance between both ends the fastest route? How about if we add more hills for it to go up and down ? The 5 sets of tracks shown are good thought provoking exercises i

  • 04:20 Popular String shooter-String launcher- physics of toys //// Homemade Science with Bruce Yeany

    String shooter-String launcher- physics of toys //// Homemade Science with Bruce Yeany

    1,212 views / 0 likes - added

    The string shooter can launch a 8 foot loop of string that has some very interesting properties while it is in motion. The string is moving quickly enough be be self supporting and does not need to touch another surface for support. Homemade science is a

  • 03:53 Popular Galileo's Inertia track////Homemade Science with Bruce Yeany

    Galileo's Inertia track////Homemade Science with Bruce Yeany

    2,380 views / 1 likes - added

    Both sides of the track are the same height, one side is 3 times longer than the other side. If I release the ball from one side can it roll off of the other side? This track was based on a series of tracks that is said to have led Galileo to the idea of

  • 02:23 Popular What color is inside the can? /// Homemade Science with Bruce Yeany

    What color is inside the can? /// Homemade Science with Bruce Yeany

    730 views / 0 likes - added

    The multicolored can has a small hole in the lid with a question, "what color is inside?" This thought provoking device is helpful to students in gaining some insight into the idea that light and color need be be reflected off of an object for us to perce

  • 03:35 Popular Identical track race science /// Homemade Science with Bruce Yeany

    Identical track race science /// Homemade Science with Bruce Yeany

    893 views / 0 likes - added

    Two identical tracks have several marked release points, what position on the curved path will get a ball to the bottom of the track the quickest. The movement on the tracks can be compared to the movement of pendulums and to the movement of balls down a

  • 03:02 Stringless pendulums/// Homemade Science with Bruce Yeany

    Stringless pendulums/// Homemade Science with Bruce Yeany

    699 views / 0 likes - added

    Here an idea for showing how or why a pendulum's movement becomes faster or slower as it's length is changed. The period is a function of length and as the length changes, so does it's path. Homemade science is a collection of classroom tested ideas, sugg

  • 03:26 Popular Resonant pendulum demonstration ///Homemade Science with Bruce Yeany

    Resonant pendulum demonstration ///Homemade Science with Bruce Yeany

    773 views / 0 likes - added

    Can you make just one of the pendulums move and not the others? I call this my Frequency Amplified Kinesthetic Energy Demonstration (FAKED) device. Perhaps I can do it telepathically, probably not but you can get just one of them to move if you understand

  • 04:34 Motion in two directions (parabolic curve ) hanging display/// Homemade Science with Bruce Yeany

    Motion in two directions (parabolic curve ) hanging display/// Homemade Science with Bruce Yeany

    647 views / 0 likes - added

    This model hangs from the ceiling to help students understand the path formed by a thrown object or similar projectile. The parabolic curve formed by a thrown objet is the result of constant forward motion and an accelerating downward motion. Homemade sci

  • 03:03 Popular Hang a mobile from the ceiling, learn about levers/// Homemade Science with Bruce Yeany

    Hang a mobile from the ceiling, learn about levers/// Homemade Science with Bruce Yeany

    787 views / 0 likes - added

    Mobiles hanging from the ceiling can be an interesting addition to add to a room, especially when they are located near heating or cooling ducts or open windows to give them a bit of movement. They are easy to built and can be a good way to learn a bit ab

  • 03:57 Popular LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    LASER Lissajous patterns..geometric designs /// Homemade Science with Bruce Yeany

    771 views / 3 likes - added

    This homemade laser light show device produces different geometric designs that change as adjustments are made to it. The laser beam bounces from one spinning mirror to a second one and will change the pattern as the mirror speed varies from one to the ot

  • 02:43 We Asked Bill Gates: Do You Need To Be Rich To Be Healthy?

    We Asked Bill Gates: Do You Need To Be Rich To Be Healthy?

    590 views / 0 likes - added

    This video is in collaboration with Bill and Melinda Gates. You can check out the Gates Annual Letter here: http://b-gat.es/2Cfph0j Thanks to Bill and Melinda Gates for their financial support. Thanks also to our supporters on https://www.patreon.com/Minu

  • 23:13 Popular Liberty's Kids 126 - Honor and Compromise with Hamilton & Lee | History Videos For Kids

    Liberty's Kids 126 - Honor and Compromise with Hamilton & Lee | History Videos For Kids

    1,198 views / 3 likes - added

    "Lee, you will never agree with meBut believe me, these young men dont speak for meThank you for your service" - George Washington to Charles Lee, Hamilton the musical, Lin-Manuel MirandaThe States struggle to unite politically before the arrival of the F

  • 04:56 Popular Dynamic carts and crashing blocks for Newton's laws of motion///Homemade Science with Bruce Yeany

    Dynamic carts and crashing blocks for Newton's laws of motion///Homemade Science with Bruce Yeany

    844 views / 0 likes - added

    Three variations of a classic demonstration graphically show how Newton's 2nd and 3rd law are applied giving students a better understanding of the concepts. Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiment

  • 04:07 Popular Hotel Nematoda

    Hotel Nematoda

    1,007 views / 0 likes - added

    *** We're now on Patreon! http://www.patreon.com/scifri - Please Help Support Our Video Productions! *** The guests at the WorMotel check in with a plop. Each guest has a private room, cozy and controlled temperatures, and enough food to last a lifetime.

  • 02:25 This improbable membrane can trap flies in a jar—and odor in a toilet

    This improbable membrane can trap flies in a jar—and odor in a toilet

    506 views / 0 likes - added

    Reverse filter lets bigger things through, hold back smaller things. Read the paper (free): http://advances.sciencemag.org/content/4/8/eaat3276 CREDITS ---------------- editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Chris Bu

  • 04:43 Popular Random answer devices /// Homemade Science with Bruce Yeany

    Random answer devices /// Homemade Science with Bruce Yeany

    711 views / 0 likes - added

    Random decision makers can make use of the idea of chaos to make those important decisions for you. Small changes in the initial starting conditions of a bar pendulum or a rolling ball answer track can be a fun and easy project while learning a bit about

  • 03:24 Popular Diving bear--Cartesian diver and submarine-like behavior /// Homemade Science with Bruce Yeany

    Diving bear--Cartesian diver and submarine-like behavior /// Homemade Science with Bruce Yeany

    884 views / 0 likes - added

    The diving bear is a simple and fun experiment that is easy to build and use. It's behavior is similar to a cartesian diver and the sinking or floating of a submarine. It can help demonstrate concepts such as buoyancy (Archimede's principle), Pascal's pri

  • 05:20 Popular Homemade light bulb made in various containers/// Homemade Science with Bruce Yeany

    Homemade light bulb made in various containers/// Homemade Science with Bruce Yeany

    1,035 views / 2 likes - added

    Making a homemade light bulb can be made more interesting by building it in a variety of containers. Rubber gloves, jars, paper bags, plastic cups, balloons, plastic bags. I will share some other ideas about building lightbulbs in a later video Homemade s

  • 04:48 Popular Homemade speaker made with a toy motor /// Homemade Science with Bruce Yeany

    Homemade speaker made with a toy motor /// Homemade Science with Bruce Yeany

    956 views / 4 likes - added

    This homemade speaker uses a toy motor instead of a coil of wire and a magnet.The amplifier wires are simply attached to a toy motor to make it vibrate. Use it to make a conductor speaker that only you can hear or attach it to a paper plate to make a simp

  • 02:22 Popular Flag waving machine////Homemade Science with Bruce Yeany

    Flag waving machine////Homemade Science with Bruce Yeany

    729 views / 0 likes - added

    This device is shown in our studies of simple and compound machines. Students are given an accompanied worksheet to work out the outcome and latter can experiment with building their own machines using a variety of gears, wheel and axles, levers, pullies,

  • 03:52 Popular Toy Physics--Ramp Walker ///Homemade Science with Bruce Yeany

    Toy Physics--Ramp Walker ///Homemade Science with Bruce Yeany

    1,152 views / 2 likes - added

    Ramp walkers are cool toys that "walk" down ramps or in some case are pulled along a flat table by a weight on a string hanging over the edge of a table. Ramp walkers can have 1,2, or 4 moving legs and in some cases have additional moving parts. These two

  • 02:54 Popular Toy physics--- lever toy ///Homemade Science with Bruce Yeany

    Toy physics--- lever toy ///Homemade Science with Bruce Yeany

    954 views / 1 likes - added

    Lever Larry toys are fun to play with and are examples of first class levers. A squeeze of the handle causes an acrobat to swing around as the string supporting him twists and untwists. Slow motion clips are shot 7 times slower The chaotic pendulum is use

  • 02:57 Popular Buoyancy of Sand demonstration-- Archimedes principle /// Homemade Science with Bruce Yeany

    Buoyancy of Sand demonstration-- Archimedes principle /// Homemade Science with Bruce Yeany

    1,469 views / 0 likes - added

    When sand particles are put into motion, heavy and light objects will sink or float in the sand and behave just like in a fluid. The moving sand can be used to demonstrate the concept of buoyant forces. However, due to the size and friction of the sand pa

  • 05:01 Fountain connection- Hero's fountain////Homemade science with Bruce Yeany

    Fountain connection- Hero's fountain////Homemade science with Bruce Yeany

    631 views / 0 likes - added

    The fountain connection is a simple version of Hero's fountain in a bottle, or actually it's two bottles concocted together using a device called the Fountain Connection. Turn the device over and it produces a bubbling fountain every time. Homemade scienc

  • 03:35 Popular Seeing AC versus DC light/// Homemade Science with Bruce Yeany

    Seeing AC versus DC light/// Homemade Science with Bruce Yeany

    711 views / 1 likes - added

    Visual results of light bulbs lit by a direct current versus light bulbs lit by an alternating current. A direct current gives a continuous light while a bulb lit with an alternating current is actually flashing on and off 120 times per second, not 60 sec

  • 03:58 Popular Air pressure demonstration - Prairie dog balloons // Homemade Science with Bruce Yeany

    Air pressure demonstration - Prairie dog balloons // Homemade Science with Bruce Yeany

    965 views / 2 likes - added

    How do you get a balloon to blow up inside a glass flask? This demonstration uses the change of water into steam to expand and then reduce the volume of a rubber balloon. As the balloon gets smaller, atmospheric pressure forces the prairie dogging balloon

  • 03:45 Popular Spin art, simple homemade device /////Homemade Science with Bruce yeany

    Spin art, simple homemade device /////Homemade Science with Bruce yeany

    818 views / 1 likes - added

    This simple device has seen a lot of use and is very popular with students. We use it as an example when exploring the concept of centrifugal force. There are several good demonstrations showing this concept, however,this centrifugal force can be misleadi

  • 05:45 Popular falling cones activity- aerodynamics /// Homemade science with Bruce Yeany

    falling cones activity- aerodynamics /// Homemade science with Bruce Yeany

    718 views / 1 likes - added

    This inquiry activity investigates factors that make an object fall faster or slower and is an easy one for students to design, set up, and test. It does not require any special equipment and is a good way to use up and recycle used paper. If stopwatches

  • 01:56 Popular Oldest Footage Of A President - US

    Oldest Footage Of A President - US

    2,548 views / 1 likes - added

    Who was the first US President on film? This clip is the first known and oldest surviving footage of a US President, the head of state and head of government of the United States of America. The inaugural procession of William McKinley was filmed on March

  • 05:56 Popular DIY PAPER Squishies! How to make a squishy without foam or puffy paint

    DIY PAPER Squishies! How to make a squishy without foam or puffy paint

    12.3k views / 27 likes - added

    Hey guys! In today's video I will be showing you how I made these awesome paper squishes! These paper squishies admittedly aren't as good as ones made with foam, but they are a fun, easy alternative if you don't have foam or puffy paint! In this video I s

  • 04:03 Popular Egg drop activity////Homemade Science with Bruce Yeany

    Egg drop activity////Homemade Science with Bruce Yeany

    927 views / 1 likes - added

    The classic egg dropping experiment is changed to a more interesting version of the egg catching experiment. The activity has been a staple of science classes fro years, but here is my version of it. Students are required to build a device that catch a ra

  • 02:35 Popular Civil War Tails: 5,000 Mini Cats Recreate American History

    Civil War Tails: 5,000 Mini Cats Recreate American History

    810 views / 0 likes - added

    Rebecca and Ruth Brown are twin sisters who run a museum about the Civil War in Gettysburg, Pennsylvania. The twist? Their scale model dioramas are filled with thousands of miniature cats depicting key moments from the war. That’s right: tiny cat soldiers

  • 26:14 Technology Inspired by Nature – AMNH SciCafe

    Technology Inspired by Nature – AMNH SciCafe

    409 views / 0 likes - added

    What does a carnivorous plant have in common with the design for a water-saving toilet? What about a hungry cell with surgical equipment? It may be surprising to learn that engineers still turn to the natural world for inspiration. For Tak-Sing Wong, a pr

  • Why Groundhogs Supposedly Predict The Weather On Groundhog Day

    Why Groundhogs Supposedly Predict The Weather On Groundhog Day

    215 views / 0 likes - added

    On Groundhog Day, a bunch of men, wearing suits and top hats, pulla groundhog out of a hole in Punxsutawney, Pennsylvania. They then read a scroll the groundhog supposedly wrote, that states whether or not it saw its shadow. This determines if winter will

  • 03:18 Centrifugal tray////Homemade science with Bruce Yeany

    Centrifugal tray////Homemade science with Bruce Yeany

    699 views / 0 likes - added

    The classic demonstration of swinging a bucket over your head is taken up on notch by swinging a cup of water on a tray. Swing vertically or horizontally or a combination of both and the water remains in the cup to the "centrifugal force" acting on the cu

  • 02:39 Popular Spinning glitter Mystery ////Homemade Science with Bruce Yeany

    Spinning glitter Mystery ////Homemade Science with Bruce Yeany

    752 views / 0 likes - added

    The spinning glitter mystery or as it was formerly called , the spinning glitter paradox ( it's not really a paradox ) is a simple experiment that I show to my middle school science students, and then ask them to try it for themselves. A simple version ca

  • 02:31 Dog Treats: Yogurt Your Dog Can Eat & Enjoy! | Localish

    Dog Treats: Yogurt Your Dog Can Eat & Enjoy! | Localish

    571 views / 1 likes - added

    Yogi-dog yogurt is yogurt for dogs and it comes in three flavors: original, cheddar and peanut butter. Yogi-dog's mission to spread happiness in dogs has led them to local shelters where they donate yogurt for rescue dogs waiting to find a loving home. 'F

  • 06:29 Social distancing during coronavirus, explained by an expert

    Social distancing during coronavirus, explained by an expert

    372 views / 0 likes - added

    To fight coronavirus, we need to change how we live.Read more about the coronavirus pandemic at http://vox.com/coronavirusSocial distancing, also called physical distancing, is the best way to slow the spread of coronavirus and save lives in your communit

  • 05:04 How languages steal words from each other

    How languages steal words from each other

    110 views / 0 likes - added

    This is the only pirate reference you're getting from me. Written with Molly Ruhl and Gretchen McCulloch. Gretchen's podcast has an episode all about this: https://lingthusiasm.com/post/684727483493384192/episode-68-tea-and-skyscrapers-when-words-get More

  • 10:40 Popular The Seven Years War and the Great Awakening: Crash Course US History #5

    The Seven Years War and the Great Awakening: Crash Course US History #5

    35.8k views / 308 likes - added

    In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro

  • 01:24 AT&T Archives: Introduction to the Dial Telephone

    AT&T Archives: Introduction to the Dial Telephone

    480 views / 0 likes - added

    See more from the AT&T Archives at http://techchannel.att.com/archives This short subject newsreel was shown in movie theaters the week before a town's or region's telephone exchange was to be converted to dial service. It's extremely short—a li

  • 10:08 Popular Art Style Challenge - Drawing myself in 18 different cartoon styles!

    Art Style Challenge - Drawing myself in 18 different cartoon styles!

    981 views / 1 likes - added

    Materials used: Canson sketchbook: https://amzn.to/2Ix2rEY Prismacolor pencils: https://amzn.to/2H1iPk2 Hey guys! So in today's video I'm back with another style challenge video! This time, I drew myself in 18 different cartoon styles including Madeline,

  • 20:45 Meet Officer Percy Hops, the newest California police departments K9 | Nightly News: Kids Edition

    Meet Officer Percy Hops, the newest California police departments K9 | Nightly News: Kids Edition

    146 views / 0 likes - added

    Spring is finally here which means so is allergy season. We explain what exactly allergies are and why people are allergic to certain things. Then, bunny with a badge! Meet Officer Percy, the newest member of the Yuba City Police Department in California!

  • 11:25 How 400 Million Mushrooms Are Grown A Year In This Small Town | Big Business

    How 400 Million Mushrooms Are Grown A Year In This Small Town | Big Business

    218 views / 0 likes - added

    From shiitakes to criminis, 60% of America's mushrooms come from one small Pennsylvania town, Kennett Square. But America's mushroom capital is getting hit hard with a labor shortage. With not enough pickers, farmers have been forced to kill off rooms of

  • 18:40 The Mathematics of Winning Monopoly

    The Mathematics of Winning Monopoly

    600 views / 0 likes - added

    I talk to Hannah Fry and compare our mathematical investigations into playing Monopoly. I’ve put all my probabilities below. You can buy a signed copy of Hannah's book on Maths Gear: https://mathsgear.co.uk/collections/books/products/signed-copy-of-the-in

  • 05:41 These Places Have No Scientific Explanation!!

    These Places Have No Scientific Explanation!!

    395 views / 1 likes - added

    Radioactive lakes, rivers that can boil you alive, and lakes that turn things to stone these all sound like something straight out of a sci-fi fantasy, but theyre real places on Earth and today were going to take you there: Number 7. Shanay-Timpishka The

  • 16:53 MOSFET The Most significant invention of the 20th Century

    MOSFET The Most significant invention of the 20th Century

    202 views / 0 likes - added

    To get 73% off with the NordVPN 2-year deal plus 4 month free click on the link here: https://nordvpn.com/curiousdroid Coupon code: curiousdroid What makes a truly world-changing invention?. Of all the inventions of the 20th century just one could be said

  • 10:46 Popular What You Should Know Before Eating Another Reese's

    What You Should Know Before Eating Another Reese's

    1,022 views / 0 likes - added

    Is there anything better than the heavenly mix of chocolate and peanut butter in Reese's peanut butter cups? Whether you're craving something sweet or salty, they always deliver. Let's take a look inside the history of this classic American candy.You migh

  • 09:35 Popular Is This A NEW SPECIES?!

    Is This A NEW SPECIES?!

    884 views / 1 likes - added

    Order my Maker Box from Quarterly ►► http://on.qrtr.ly/ItsOKtoMake Don’t miss the next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓ More info and sources below ↓ This is the first-ever video of what we’re calling the "hermit crab caterpillar"! We’re pre

  • 04:48 This Is How the Body Reacts to Competitive Eating

    This Is How the Body Reacts to Competitive Eating

    618 views / 1 likes - added

    Eating 70 hot dogs in ten minutes should be impossible, but competitive eaters have found a way. But how exactly does it work in the body? What's REALLY in Hot Dogs? - https://youtu.be/64fqBVKT73A Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO

  • 04:54 My First Time Flying on an Airplane! | Airplane Science | SciShow Kids

    My First Time Flying on an Airplane! | Airplane Science | SciShow Kids

    152 views / 0 likes - added

    Jessi and Squeaks are taking a trip soon! But Squeaks has never been on a plane before, and he's a little nervous about it. Let's learn what it's like to go through the airport and to be on an airplane, so we can help squeaks feel a little more comfortabl

  • 15:34 Commerce, Agriculture, and Slavery: Crash Course European History #8

    Commerce, Agriculture, and Slavery: Crash Course European History #8

    402 views / 0 likes - added

    We've been talking a lot about kings, and queens, and wars, and religious upheaval for most of this series, but let's take a moment to zoom out, and look at the ways that individuals' lives were changing in the time span we've covered so far. Some people'

  • 03:09 How Bilingual Brains Perceive Time Differently

    How Bilingual Brains Perceive Time Differently

    515 views / 1 likes - added

    A new study has found that what language you speak might alter your perception of time. What Happens If We Give A.I. The Ability To Remember Everything? - https://youtu.be/3Nq-9_SwC68 Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Special

  • 04:56 Does Cleaning Improve Your Mood?

    Does Cleaning Improve Your Mood?

    545 views / 0 likes - added

    Clean spaces have been shown to promote a more relaxed mind, but why is this? Apple vs. FBI Explained! ►►►►http://bit.ly/1MeHaAl Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More: A Difference-in-Differences Analysis of Health,

  • 06:26 Smog Almost Killed New York City, Here’s How

    Smog Almost Killed New York City, Here’s How

    617 views / 1 likes - added

    Pollution levels around the world today seem astronomical, but in New York City, they used to be deadly. How did this happen and when did it change? When Did Environmentalism Become So Political? https://youtu.be/r0tX54XUcHs?list=UUzWQYUVCpZqtN93H8RR44Qw

  • 06:27 How the US counts votes

    How the US counts votes

    248 views / 0 likes - added

    Follow the results of the 2020 presidential election at: http://www.vox.com/2020In a normal presidential election year, many Americans go from casting our vote before work in the morning to turning off the TV before bed, secure in our knowledge of who wil

  • 11:41 When Giant Scorpions Swarmed the Seas

    When Giant Scorpions Swarmed the Seas

    516 views / 2 likes - added

    Try Audible for 30 days visit https://www.audible.com/eons or text eons to 500500! Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes. Over time, they developed a number of adaptations--from crushing claws to flatten

  • 04:46 Popular The 50 States and Capitals Song | Silly School Songs

    The 50 States and Capitals Song | Silly School Songs

    2,232 views / 6 likes - added

    INTERACTIVE LEARNING COURSES FOR THIS SONG AVAILABLE!!**Click the links below*** http://sillyschoolsongs.com/lessonplans/northeast http://sillyschoolsongs.com/lessonplans/southeast http://sillyschoolsongs.com/lessonplans/greatlakes http://sillyschoolsongs

  • 03:43 Popular Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

    Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

    900 views / 1 likes - added

    These devices are sometimes referred to as solar motors or thermal motors, or even thermal retraction motors. Sunlight hitting the strips is converted into thermal energy (heat) which then causes the rotor to turn without any electrical or other mechanica

    Featured
  • 04:03 How Many Languages Are There?

    How Many Languages Are There?

    294 views / 0 likes - added

    The answer is, of course, a bit more complicated than you might think. Written with Molly Ruhl and Gretchen McCulloch. Gretchen's podcast has an episode all about this: https://lingthusiasm.com/post/154520059101/lingthusiasm-episode-1-speaking-a-single-la

  • 46:31 The Evolution of Classical Music (1680-1928)

    The Evolution of Classical Music (1680-1928)

    31 views / 0 likes - added

    Learn piano songs quick and easy: http://tinyurl.com/flowkey-marioverehrer1 * Sheet Music: https://www.musicnotes.com/sheet-music/artist/piano-music-bros Contact Us: https://pianomusicbros.aidaform.com/contact Spotify: https://spoti.fi/2JqvMVq iTunes: htt

  • 23:02 Popular Liberty's Kids HD 111 - Postmaster General Franklin | History Cartoons for Children

    Liberty's Kids HD 111 - Postmaster General Franklin | History Cartoons for Children

    976 views / 3 likes - added

    Liberty's Kids HD 111 - Postmaster General Franklin | History Cartoons for ChildrenSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Ben Franklin is named the first Postmaster General of the colonies (7/26/75). When Patriot mail falls into the hands of

  • 22:57 Popular Liberty's Kids HD 113 - The Turtle with David Bushnell and Richard Howe | History Videos For Kids

    Liberty's Kids HD 113 - The Turtle with David Bushnell and Richard Howe | History Videos For Kids

    748 views / 2 likes - added

    Liberty's Kids HD 113 - The Turtle | History Cartoons for ChildrenSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 The first attempt to sink a ship with a submarine fails (9/6/76). Still, the blockade of New York is weakened by another example of Yanke

  • 23:02 Popular Liberty's Kids HD 108 - The Second Continental Congress | History Cartoons for Children

    Liberty's Kids HD 108 - The Second Continental Congress | History Cartoons for Children

    1,311 views / 5 likes - added

    Liberty's Kids HD 108 - The Second Continental Congress | History Cartoons for ChildrenSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Discover the history of George Washington for Kids!The colonies decide they need a national army. John Adams nominat

  • 22:51 Popular Liberty's Kids 117 - Captain Molly with George Washington | History Cartoons for Children

    Liberty's Kids 117 - Captain Molly with George Washington | History Cartoons for Children

    1,272 views / 4 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Ben Franklin, appointed to a commission to negotiate a treaty with the French, sails for France aboard the Reprisal (10/24/76). Fort Washington surrenders, a catastrophe for the American cause (11/12/76)

  • 23:15 Popular Liberty's Kids 105 - The Midnight Ride with Paul Revere & William Dawes | History Cartoons for Kids

    Liberty's Kids 105 - The Midnight Ride with Paul Revere & William Dawes | History Cartoons for Kids

    1,559 views / 5 likes - added

    Paul Revere and William Dawes spread the word that the "British are coming!" on the eve of "the shot heard 'round the world." Sarah and James travel to Boston to deliver a message to Patriot leader Dr. Joseph Warren and end up riding with the famous messe

  • 22:57 Popular Liberty's Kids 103 - First Continental Congress in 1774 - United We Stand | History Cartoons

    Liberty's Kids 103 - First Continental Congress in 1774 - United We Stand | History Cartoons

    997 views / 2 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspaper the Pennsylvania Gazette. First, there is a James Hiller, a patriot w

  • 22:57 Popular Liberty's Kids 133 - Deborah Samson Soldier of the Revolution | History Videos For Kids

    Liberty's Kids 133 - Deborah Samson Soldier of the Revolution | History Videos For Kids

    1,336 views / 9 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspaper the Pennsylvania Gazette. First, there is a James Hiller, a patriot w

  • 23:00 Popular Liberty's Kids HD 134 - Conflict in The South | History Videos For Kids

    Liberty's Kids HD 134 - Conflict in The South | History Videos For Kids

    777 views / 1 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspaper the Pennsylvania Gazette. First, there is a James Hiller, a patriot w

  • 23:00 Liberty's Kids HD 118 - American Crisis | History Cartoons for Children

    Liberty's Kids HD 118 - American Crisis | History Cartoons for Children

    505 views / 0 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspaper the Pennsylvania Gazette. First, there is a James Hiller, a patriot w

  • 22:59 Popular Liberty's Kids | 137 - The Man Who Wouldn't Be King | History Cartoons for Children

    Liberty's Kids | 137 - The Man Who Wouldn't Be King | History Cartoons for Children

    771 views / 3 likes - added

    Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Discover the history of George Washington for Kids!Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspaper the Pennsylvania G

  • 22:56 Liberty's Kids HD 135 -James Armistead | History Cartoons For Kids

    Liberty's Kids HD 135 -James Armistead | History Cartoons For Kids

    503 views / 1 likes - added

    Liberty's Kids HD 135 -James Armistead | History Cartoons for Children Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspape

  • 23:01 Popular Liberty's Kids HD 115 - New York, New York | History Cartoons for Children

    Liberty's Kids HD 115 - New York, New York | History Cartoons for Children

    894 views / 1 likes - added

    Liberty's Kids HD 115 - New York, New York | History Cartoons for ChildrenSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newsp

  • 23:01 Liberty's Kids HD 132 - Benedict Arnold | History Videos For Kids

    Liberty's Kids HD 132 - Benedict Arnold | History Videos For Kids

    646 views / 3 likes - added

    Liberty's Kids HD 132 - Benedict Arnold | History Cartoons for Children Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Benjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revolution for his newspap

  • 22:59 Popular Liberty's Kids HD 120 - Alexander Hamilton | History Cartoons for Children

    Liberty's Kids HD 120 - Alexander Hamilton | History Cartoons for Children

    809 views / 2 likes - added

    Liberty Kids | 20 An American In ParisSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Theres a million things I havent done, just you waitBenjamin Franklin enlists the help of young people to record the happenings leading up to and during the Revoluti

  • 22:59 Popular Liberty's Kids 121 HD - Sybil Ludington | History Cartoons for Children

    Liberty's Kids 121 HD - Sybil Ludington | History Cartoons for Children

    1,422 views / 3 likes - added

    Liberty's Kids 121 HD - Sybil Ludington | History Cartoons for Children Subscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Sixteen-year-old Sybil Ludington makes her own midnight ride in Westchester County, New York (4/26/77). Benedict Arnold fights for

  • 22:59 Popular Liberty's Kids HD 104 - Liberty or Death | History Cartoons for Kids

    Liberty's Kids HD 104 - Liberty or Death | History Cartoons for Kids

    1,300 views / 6 likes - added

    Liberty's Kids HD 104 - Liberty or Death | History Cartoons for ChildrenSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Patrick Henry, the greatest speaker of his day, stirs the South to the cause of freedom with his famous "Give me Liberty or give me

  • 23:02 Popular Liberty's Kids HD 107 - Green Mountain Boys | History Videos For Kids

    Liberty's Kids HD 107 - Green Mountain Boys | History Videos For Kids

    898 views / 2 likes - added

    Click here to subscribe to Liberty's Kids! : http://bit.ly/2ivIdi6 Liberty's Kids HD 107 - Green Mountain Boys | History Cartoons for ChildrenTrouble erupts in the New Hampshire Grants when settlers are forced from their homes (1770-1775). Ethan Allen and

  • 23:13 Liberty's Kids 119 - Across the Delaware | Christmas Episode | History Cartoon for Kids

    Liberty's Kids 119 - Across the Delaware | Christmas Episode | History Cartoon for Kids

    670 views / 0 likes - added

    Liberty's Kids 119 - Across the Delaware | Christmas Episode | History Cartoons for KidsSubscribe to Liberty's Kids : http://bit.ly/2ivIdi6 Washington re-crosses the Delaware River on Christmas Day. His troops defeat the sleeping Hessians at Trenton (12/2


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