Search Results: "slavery united states articles"
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06:30
Why Does Fertilizer (Sometimes) Explode?
256 views / 0 likes - addedAmmonium nitrate has been involved in dozens of disasters and terrorist attacks but, under normal circumstances, its totally harmless. What turns it deadly? #beirut #explosive #ammoniumnitrateFind us on all these places:Subscribe! http://bit.ly/ACSReactio
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11:36
Something weird happens when you keep squeezing
101 views / 0 likes - addedUnder extreme pressures, matter defies the rules of physics as we know it.Help keep Vox free for everybody: http://www.vox.com/give-now Subscribe to our channel and turn on notifications () so you don't miss any videos: http://goo.gl/0bsAjOPhysicists have
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04:50 Popular
The Chemistry of Fried Food
1,146 views / 0 likes - addedYou know it, and you love it. Fried food! But there’s more to fried dishes than just plopping food into hot oil. You have to know what’s up with the food you’re cooking and what oils will work best for you dish. Hosted by: Olivia Gordon ---------- Need yo
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11:19
The Secret to Roasting Amazing Potatoes According to Chemistry
313 views / 0 likes - addedIn the mood for more food science? Check out PBS Digital Studios newest show--Serving Up Science! https://www.youtube.com/channel/UClJ8BxAuS5hDlTnlZoDPV5wMaking delicious roasted potatoes is all about finding the right texture and consistency. Here at Rea
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04:07
Why Crickets Just Won't Shut Up | Deep Look
359 views / 0 likes - addedMale crickets play tunes non-stop to woo a mate or keep enemies away. But they're not playing their song with the body part you're thinking. Please join our community on Patreon! https://www.patreon.com/deeplookSUBSCRIBE to Deep Look! http://goo.gl/8NwXqt
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03:36
What the Smell of Freshly Cut Grass Really Means...
671 views / 0 likes - addedSpring is in the air! It’s time to mow the lawn and breathe in the smell of freshly cut grass. But this pleasant springtime scent may actually be a chemical cry for help. In the latest Reactions episode, we explain how plants communicate, their chemical r
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06:03
Uncovering the Secrets of the Past with AI
155 views / 0 likes - addedHead to https://cometeer.com/scishow3 to get $20 off your Cometeer order + free shipping - Thats over 30% in savings!Hosted by: Hank GreenSciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ----------Support SciShow by becoming a patron
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03:44 Popular
Why Do Movie Theaters Sell Popcorn?
950 views / 0 likes - addedFor millions of moviegoers, the idea of visiting the local theater automatically conjures memories of popcorn. But this wasn’t always the case – so why, out of all snacks, did popcorn become the #1 snack for film? Learn more at HowStuffWorks.com: http://r
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08:29
How 5G Cell Service Could Hurt Weather Forecasts
674 views / 0 likes - addedGood weather forecasts save lives, but scientists are worried that 5G transmissions could drown out frequencies measured by weather satellites, setting weather forecasts back decades.Special thanks to Roger Saunders, Ph.D. from the UK Met Office; Peter Ia
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04:15
See Sea Slugs Scour Seagrass by the Seashore | Deep Look
294 views / 0 likes - addedEelgrass sea hares may look like lazy, zebra-striped spoonfuls of jello, but these sea slugs are actually environmental heroes. Their voracious appetite for algae helps keep underwater meadow ecosystems in balancewhich is great news for sea otters. Deep L
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05:46 Popular
Is War Over? — A Paradox Explained
1,269 views / 6 likes - addedWe live in the most peaceful time in human history. Wait, what? Seriously? That can't be right, there are more wars than ever! Well, no and they're killing fewer and fewer people, even though the world population is at an all-time high...and the numbers p
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02:50 Popular
What Nuclear Bombs Taught Us About Whales
801 views / 0 likes - addedA monitoring system developed to listen for secret nuclear tests mostly hears other events happening all around Earth. Thanks to CTBTO for sponsoring this video: https://www.ctbto.org/ Thanks also to our supporters on https://www.patreon.com/MinuteEarth V
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07:07
The Rainiest Places on Earth | SciShow Kids
36 views / 0 likes - addedIn this episode of SciShow Kids, Jessi and Squeaks learn about places with record-breaking rainfall. Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Third Grade Next Generation Science StandardsDisciplinary Core Ideas:ESS2.D: Weather and Climate - Sc
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12:03 Popular
A Brief History Of Recording Ourselves
713 views / 0 likes - addedIn Egypt's sandy silence, all alone, Stands a gigantic Leg, which far off throws The only shadow that the Desert knows:— "I am great OZYMANDIAS," saith the stone, "The King of Kings; this mighty City shows "The wonders of my hand."— The City's gone,— Noug
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04:25
Can Seawater Fix California’s Drought?
693 views / 1 likes - addedHow do we make seawater drinkable? And can that technology save California?! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supp
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04:38
Why Do Nails on Your Fingers and Toes Grow at Different Rates?
661 views / 0 likes - addedIf you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa
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10:05
12 Small Animals You Shouldn't Touch
607 views / 2 likes - addedA peaceful picnic in the park, a hike in the woods, a relaxing swim in the sea: you wouldnt expect unseen dangers to be lurking around every corner. But you might wanna keep an eye out for these nasty little critters, and never ever touch them!For example
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11:37 Popular
10 Creatures That Prove Superpowers Actually Exist in Real Life
760 views / 0 likes - addedSuperpowers like living forever, surviving without oxygen and imitating any sound. Bright Side found some creatures with abilities that are even more surprising, funny, weird, and sometimes disgusting than any superhero. Animation is created by Bright Sid
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10:24 Popular
What the Earth Went Through Before Humans Appeared
797 views / 2 likes - addedWhat did the Earth look like 4.6 billion years ago? Nope, it wasn't the fancy blue and green ball youre used to. It was more like a giant rock covered in molten lava and constantly bombarded by comets and asteroids. There was no sign of life here yet noth
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07:30
Did Dinosaurs Ever Live Alongside Humans?
586 views / 1 likes - addedYou may have been told online or at special interest museums that dinosaurs once lived alongside humans, or maybe even still live today. Here we look closely at this claim, and discover what science can tell us. This animation was based partially on two w
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03:22 Popular
How Many Mass Extinctions Have There Been?
1,056 views / 0 likes - addedThanks to Audible for supporting this video. Get your free 30-day trial at https://www.audible.com/minuteearth Thanks also to our Patreon patrons: Today I Found Out, Maarten Bremer, Mark Roth, Jeff Straathof, Tony Fadell, Ahmed, Muhammad Shifaz, Vidhya Kr
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04:50 Popular
Do You Really Need To Wash Your Jeans?
770 views / 0 likes - addedYou might have heard this odd advice from fashion gurus before – “don’t wash your jeans!” But why? Is it real advice, or just a prank pulled on unsuspecting, dim-witted denim rubes? Learn more at HowStuffWorks.com: http://lifestyle.howstuffworks.com/style
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03:51
How We Evolved To Browse The Web
404 views / 0 likes - addedThanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/The decisions we make while we browse the internet are suprisingly similar to the ones animals make as they forage for food...here's why.Thanks also to our Patreon
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10:42
Inside the Lab That's Turning Moon Water Into Rocket Fuel
403 views / 0 likes - addedThe moons water could serve as a precious resource for deep space exploration, but how do we actually turn it into rocket fuel?Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w Visit our shop at http://shop
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02:52
Where Will The Next Pandemic Come From?
167 views / 0 likes - addedOrder your copy of How To Prevent The Next Pandemic here: https://www.amazon.com/Prevent-Next-Pandemic-Bill-Gates/dp/0593534484 The most likely cause of the next pandemic will be the spillover of a disease from one of a select group of animals with partic
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09:04 Popular
The Warrior Kingdoms of the Weaver Ant
1,815 views / 12 likes - addedGet Curiosity Stream for just $14.99 for the entire YEAR or only $2.99 per month: https://curiositystream.com/kurzgesagtSources & further reading: https://sites.google.com/view/sourcesweaverants Deep in tropical jungles lie floating kingdoms ruled by beau
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03:21 Popular
What Is American Cheese Really Made Of?
1,026 views / 2 likes - addedProcessed American cheese is super cheap, consistent, shelf-stable, and orange. Jonathan explains how this science cheese is made. Share on Facebook: https://goo.gl/kRrwu4 Share on Twitter: https://goo.gl/0pE3Gf Subscribe: http://goo.gl/ZYI7Gt Visit our s
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03:39
This Country Has Something Everyone Else Wants
395 views / 0 likes - addedThanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/Morocco has 3/4 of the worlds known reserves of rock phosphate, our main source of phosphorus, so Morocco may be key to our long-term ability to grow food.At the t
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03:49
Do Crosswalk And 'Close Door' Buttons Really Do Anything?
552 views / 0 likes - addedAre the buttons we push to cross streets, close elevator doors, and nudge the office thermostat really connected to anything? Some aren’t! Learn how these placebo buttons (don’t) work. Learn more at HowStuffWorks.com: http://science.howstuffworks.com/life
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21:54
The rise of Xi Jinping, explained
87 views / 0 likes - addedHow Xi Jinping became China's most powerful leader since Mao ZedongHelp keep Vox free for everybody: http://www.vox.com/give-now Subscribe to our channel and turn on notifications () so you don't miss any videos: http://goo.gl/0bsAjOXi Jinping, president
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06:50
What On Earth is a Platypus? | SciShow Kids
178 views / 0 likes - addedTeachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!Platypuses are so funny, it looks like someone made them up as a joke. But they're real animals! Join Jessi and Squeaks to learn about how amazing
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03:05 Popular
Should We Contact Uncontacted Peoples?
838 views / 0 likes - addedA big thank-you to our supporters on Patreon https://www.patreon.com/MinuteEarth : - Today I Found Out - Maarten Bremer - Jeff Straathof - Mark Roth - Tony Fadell - Muhammad Shifaz - 靛蓝字幕组 - Maletendo Bezenga - Kapero - Zarko Obrenovic - Duhilio Patiño -
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02:11
Which Bear Is Best?
584 views / 0 likes - addedWhy do some species flourish and others falter? Sometimes it just comes down to luck. A big thank-you to our supporters on https://www.patreon.com/MinuteEarth : - Today I Found Out - Maarten Bremer - Jeff Straathof - Mark Roth - Tony Fadell - Muhammad Shi
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04:36
A Flea's Fantastic Jump Takes More Than Muscle | Deep Look
382 views / 0 likes - addedBefore they can bite your cat or dog, these little "itch hikers" make an amazing leap 100 times faster than the blink of an eye. So how do they do it? Follow Lauren Sommer in her new job at NPR: https://www.npr.org/people/803934365/lauren-sommerPlease joi
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08:26
How to Keep Your Fruits and Veggies Fresher for Longer
376 views / 0 likes - addedSometimes when you go to buy groceries, you get too excited and throw a little bit of everything in your cart. Fruits and vegetables continue to mature and, unfortunately, you end up throwing away a lot of what you bought because its no longer able to be
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13:01
From the Fall of Dinos to the Rise of Humans
603 views / 0 likes - addedCheck out our other journeys through geologic time here : https://www.youtube.com/playlist?list=PLi6K9w_UbfFSFIpEU9VMavTM5MIbOAiW5 After taking you on a journey through geologic time, we've arrived at the Cenozoic Era. Most of the mammals and birds that y
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05:44 Popular
Can Sharks Really Grow an Unlimited Number of Teeth
1,160 views / 7 likes - addedIf you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa
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15:14
The Invention Of Blue
607 views / 0 likes - addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMCuriosity Box: https://www.curiositybox.com/Written, Produced, Edited and Hosted by Kevin LieberInstagram: http://instagram.com/kevlieberTwitter: https:/
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03:05
Why Do Men Have Deeper Voices?
686 views / 1 likes - addedCristen explains why male humans' voices generally get lower than female humans' during puberty. Learn more at HowStuffWorks.com: http://health.howstuffworks.com/sexual-health/male-reproductive-system/male-puberty2.htm Share on Facebook: https://goo.gl/Hg
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02:32 Popular
The Similarity Trap
708 views / 0 likes - addedTry Squarespace for free: http://squarespace.com/MinuteEarth And subscribe to MinuteEarth! http://goo.gl/EpIDGd As we try to figure out the evolutionary trees for languages and species, we sometimes get led astray by similar but unrelated words and traits
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10:17
The Missing Link That Wasn't
398 views / 1 likes - addedThe myth of the Missing Link--the idea that there must be a specimen that partly resembles an ape but also partly resembles a modern human--is persistent. But the reality is that there is no missing link in our lineage, because thats not how evolution wor
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03:49
The Cruel Irony Of Air Conditioning
400 views / 1 likes - addedThanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/The technology we use to keep cool is heating the world in a vicious feedback cycle, so we need to improve it and use it less.Thanks also to our Patreon patrons ht
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11:28
How to find a planet you can't see
158 views / 0 likes - addedTiny wobbles and faint twinkles that have led astronomers to nearly 5,000 new worlds.Subscribe and turn on notifications so you don't miss any videos: http://goo.gl/0bsAjO For a tour of some of the odd exoplanets scientists have found, watch part one, her
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03:24 Popular
Why Do So Many Price Tags End In .99?
781 views / 1 likes - addedIt’s very common to see the number 9 at the right end of a price tag. Why is this? Lauren explains the psychology of prices and nines in this episode of BrainStuff. Learn more at HowStuffWorks.com. Share on Facebook: Share on Twitter: Subscribe: htt
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07:14
Woolly Mammoths, Mastodons, and Amazing Teeth! | SciShow Kids
62 views / 0 likes - addedTeachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!Mastodons and woolly mammoths were both ancient relatives of elephants, but they were very different! Join Jessi and Squeaks to see how we can lea
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06:46
The Driest Places on Earth | SciShow Kids
33 views / 0 likes - addedThis video was sponsored by https://www.ScienceNearMe.org, a new website made possible with support from the National Science Foundation. Enter your search preferences and Science Near Me will scan opportunities for options in your area, in seconds. Searc
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08:56 Popular
17 Jaw-Dropping Facts You Didn't Know About the Human Body
1,298 views / 2 likes - addedWhat do you know about your body? These 17Facts About the Human Body Will Send Chills Down Your Spine. These amazing facts may still behard toswallow, but you will absolutely beall ears tohear about them. Did you love science at school? Let's face it, onl
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08:06
How Close Are We to Saving the Bees?
463 views / 1 likes - addedA world without bees would sting, to say the least. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more How Close Are We | http://bit.ly/HCAWplaylist Follow Olivia on Instagram: @OliviaPavcoGCorrection: Our Interview with Dr. Villalobos & scenes
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05:38
Where Do Caves Come From? | Let's Explore Caves! | SciShow Kids
142 views / 0 likes - addedTeachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!Squeaks is back from visiting Sam the Bats cave and is excited to learn all about how different caves form and why they look the ways they do! Hos
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06:40
Why Does Peppermint Taste So Cold? | SciShow Kids
665 views / 1 likes - addedTeachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Jessi and Squeaks explore why peppermint candies, and mint plants in general, make your mouth
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15:01 Popular
How Does the Shape of Money Shape Life?
801 views / 0 likes - addedWhy Are Coins Round? Give it a think.... Support us on Patreon! https://patreon.com/pbsideachannel We got merch! http://bit.ly/1U8fS1B Tweet us! http://bit.ly/pbsideachanneltwitter Idea Channel Facebook! http://bit.ly/pbsideachannelfacebook Talk about thi
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03:37
The Super Secrets of Sewage
366 views / 0 likes - addedOrder your copy of ""How To Prevent The Next Pandemic"" here: https://www.amazon.com/Prevent-Next-Pandemic-Bill-Gates/dp/0593534484In 2020, many cities started monitoring wastewater for viruses, and there are a lot of non-virus reasons to keep doing it.LE
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04:05
How Caffeine Accidentally Took Over The World
121 views / 0 likes - addedHey MinuteEarthlings! If you join us on Patreon this month (April 2023) at https://patreon.com/minuteearth, we will draw you a custom MinuteEarth stick figure (that we could feature in an upcoming video) AND send you a custom coffee mug with your beautifu
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07:18
Why Does the Sun Make You Sneeze?
662 views / 0 likes - addedTunnel Bear for FREE: http://tunnelbear.com/brainfood If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS
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03:01
Is There A Better Way To Power Airplanes?
275 views / 0 likes - addedThis video was made in partnership with Bill Gates. To learn more about his work on clean energy, visit https://gatesnot.es/2WDTJ1LIts hard to replace jet fuel because the alternatives arent energetic enough, are too dangerous, or arent yet being made at
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13:41
The Invention of Music
455 views / 0 likes - addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozM"All audible musical sound is given us for the sake of harmony, which has motions akin to the orbits in our soul, and which, as anyone who makes intellig
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05:24
3 Brand New Colors That Scientists Discovered
657 views / 1 likes - addedFor millennia, we mostly had to make do with natural pigments and dyes, but in the last 300 years or so, chemical synthesis has revolutionized the colors of our world. We're conducting a survey of our viewers! If you have time, please give us feedback: ht
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12:14 Popular
What’s The Deal With Fidget Spinners?
769 views / 1 likes - addedInvasion of the Fidget Spinners Support us on Patreon! https://patreon.com/pbsideachannel We got merch! http://bit.ly/1U8fS1B Tweet us! http://bit.ly/pbsideachanneltwitter Idea Channel Facebook! http://bit.ly/pbsideachannelfacebook Talk about this episode
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02:51 Popular
How This Sea Shell Knows the Weather in Greenland
736 views / 0 likes - addedForaminifera – tiny, single-celled marine life forms – build gorgeous houses that record how much ice there is on the planet. This video was supported by the Heising-Simons Foundation. To learn more, visit https://www.heisingsimons.org/ Special thanks to
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03:32 Popular
Your Body Is Amazing Pt. 2
1,326 views / 0 likes - addedThis is why your body is INCREDIBLE! SUBSCRIBE! It's free: http://bit.ly/asapsci Follow us @whalewatchmeplz & @mitchellmoffit Written by Amanda Edward, Rachel Salt, Gregory Brown and Mitchell Moffit GET THE ASAPSCIENCE BOOK: http://asapscience.com/book/ F
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09:17
China and India Shock NASA By Turning Earth More Green Than Before
488 views / 0 likes - addedFollow me on Twitter for my science stuff: https://twitter.com/WhatDaMath Hello and welcome! My name is Anton and in this video, we will talk about a NASA discovery from a few months back that suggest China and India have replanted a tremendous amount of
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03:10
The Extinction Happening Inside You
329 views / 0 likes - addedThanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/Our modern lifestyle and diet are leading to the extinction of parts of our microbiome, but we can use what we've learned from dealing with nearly-extinct macrobio
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07:40
The Ancient Animal Crossing | SciShow Kids
49 views / 0 likes - addedJoin Squeaks and Jessi as they learn about a time when lots of animals switched places -- like bears, sloths, armadillos, and more.Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Second Grade Next Generation Science StandardsDisciplinary Core Ideas:L
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04:19 New
Which Are MORE Viral - Memes Or Real Viruses?
12 views / 0 likes - addedWhen we say a meme goes viral, we aren't actually saying it's making people sick. But the math behind a memes spread suggests it's actually a pretty spot-on analogy.LEARN MORE**************To learn more about this topic, start your googling with these key
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14:42
The Invention of Dragons
514 views / 0 likes - addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMVitality that is the test; and, whatever its components, mere truth is not necessarily one of them. A dragon, for instance, is a more enduring animal tha
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04:35 New
Weird Things Animals Do During Eclipses
10 views / 0 likes - addedThis Product is supported by the NASA Heliophysics Education Activation Team (NASA HEAT), part of NASAs Science Activation portfolio.The material contained in this document is based upon work supported by a National Aeronautics And Space Administration (N
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10:10
When We First Made Tools
447 views / 0 likes - addedTry CuriosityStream today: http://curiositystream.com/eons The tools made by our human ancestors may not seem like much when you compare them to the screen you’re looking at right now but their creation represents a pivotal moment in the origin of technol
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03:44
The Plant Thats Full Of Metal
387 views / 0 likes - addedSpecial Christmas Deal! Use the link https://www.privateinternetaccess.com/MinuteEarth to support our channel and get 3 years + 2 months free for $79. Just $2.08 for a MONTH!The amount of metal some special plants are able to take up from the soil would b
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03:40
Why Don't More Animals Eat Wood?
250 views / 0 likes - addedThanks to OIST for sponsoring this video. To learn more, visit https://admissions.oist.jp/Wood is abundant and full of energy, but outside of some insects, almost no animals eat it because the stuff it's made of is hard to break down.Thanks also to our Pa
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03:51
How Birds Almost Escalated The Cold War
210 views / 0 likes - addedTo find out how you can help Nature Canada protect at least 30% of the worlds lands and ocean by 2030, visit https://www.naturecanada.ca/?utm_source=MinuteEarth.A technology to ignore birds on radar ended up being useful to study and conserve them.LEARN M
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12:56
Everything You Ever Wanted To Know About Birds
186 views / 0 likes - addedThis summer, we partnered with Nate Senner of the University of Massachusetts Amherst and Tebughna School in Beluga, Alaska to make this series of videos all about how, why, and where birds migrate. We had so much fun making these videos that we decided t
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03:40
Is Bigger Better?
158 views / 0 likes - addedThis video was made in partnership with Popsci! They recently published their "Muscles" issue, and wrote an article to go along with this video that you can read here: https://popsci.com/environment/strongest-animal-by-weightElephants might be strong, but
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