TED Talks
TED: The revolutionary power of diverse thought | elif Shafak
From populist demagogues, we will learn the indispensability of democracy, says novelist elif Shafak. "From isolationists, we will learn the need for global solidarity. And from tribalists, we will learn the beauty of cosmopolitanism." A...
SciShow
How Are Search Engines So Fast?
Google can find something for you on the other side of the world in less than a second. Why does your personal computer take so much longer?
SciShow
The Little Lobster That Reveals Climate
Pelagic red crabs are actually lobsters - and that’s not even the weirdest thing about them! They sometimes wash up on shore in droves, signaling large scale climate events like El Niños and serving as a warning to marine biologists of...
SciShow
Evolution & The Science of Popular Music
This week, researchers reveal the single most important influence on music since 1960. Also, turns out that sleepwalking and sleep terrors are genetically linked.
PBS
Why Quasars are so Awesome
When Quasars were first discovered the amount of light pouring out of such a tiny dot in space seemed impossible. A hysterical flurry of hypothesizing followed: swarms of neutron stars, alien civilizations harnessing their entire...
TED Talks
TED: How much clean electricity do we really need? | Solomon Goldstein-Rose
To fight climate change, we need to clean up the global electricity system by replacing fossil fuel power plants with clean generation -- right? Climate author Solomon Goldstein-Rose thinks we need to do much more than that. Replacement...
SciShow
Immune NETs: What COVID and Snake Venoms Have in Common
When faced with threats ranging from snake bites to COVID infections, some white blood cells retaliate with a peculiar tactic: spewing out their own DNA to form pathogen-trapping nets. But research suggests that sometimes this...
SciShow
How Dogs Really Listen to Us, and How Pufferfish Puff
This week on SciShow News: Animals! New research has found how dogs actually listen to us in more complex ways than you probably thought, and also figured out how a kind of pufferfish gets its puff up.
SciShow
The Coolest Things We Didn't Know About Pluto Two Years Ago
On July 14, 2015, New Horizons flew by Pluto. Scientists have used the data from the mission so far to uncover active geology, an enormous canyon, a unique case of chemical coloration, and more. What else might we discover as we venture...
Crash Course
Representing Numbers and Letters with Binary: Crash Course Computer Science
Today, we’re going to take a look at how computers use a stream of 1s and 0s to represent all of our data - from our text messages and photos to music and webpages. We’re going to focus on how these binary values are used to represent...
SciShow
Why Do We Hate Losing So Much?
Whether people are gambling, haggling, or just doing their best to save lives out there, losing is tough to deal with.
SciShow
Weird! Signal' Mystery Solved!
Where did astronomers finally conclude that the 'Weird! Signal' was coming from? What has Elon Musk been up to with SpaceX and the Falcon Heavy rocket?
SciShow
Could a Vaccine Prevent Type 1 Diabetes?
Measles, mumps, and polio are things we can prevent with vaccines, but scientists are looking to add a surprising entry to that list: Type 1 diabetes.
SciShow
The Biggest Water Reservoir in Space
In the late 2000s, scientists looking deep into space discovered the largest known water reservoir in the universe inside a quasar, orbiting a supermassive black hole. Learn more about quasars and what this water can tell us about the...
3Blue1Brown
Taylor series | Chapter 10, Essence of calculus
Taylor series are extremely useful in engineering and math, but what are they? This video shows why they're useful, and how to make sense of the formula.
SciShow
Science and Gun Violence
Hank looks for some things science can add to the conversation about guns and gun violence in the wake of the tragedy last week in Newtown, Connecticut. Our deepest sympathies are with the community of Sandy Hook, and with anyone whose...
TED-Ed
TED-Ed: Why do some people snore so loudly? | Alayna Vaughan
A leather mask that clamps the mouth shut. A cannonball sewn into a soldier's uniform. A machine that delivers sudden electrical pulses. These were all treatments for a problem that has haunted humanity for millennia: snoring. It might...
3Blue1Brown
Essence of calculus, chapter 1
An overview of what calculus is all about, with an emphasis on making it seem like something students could discover for themselves. The central example is that of rediscovering the formula for a circle's area, and how this is an...
TED-Ed
The world's most dangerous fart | Nick Caruso and Dani Rabaiotti
For most humans, farts are a welcome relief, an embarrassing incident, or an opportunity for a gas-based gag. But for many other creatures, farts are no laughing matter. Deep in the bowels of the animal kingdom, farts can serve as tools...
TED-Ed
TED-Ed: The Tower of Epiphany | Think Like A Coder, Ep 7 | Alex Rosenthal
This is episode 7 of our animated series "Think Like A Coder." This 10-episode narrative follows a girl, Ethic, and her robot companion, Hedge, as they attempt to save the world. The two embark on a quest to collect three artifacts and...
TED Talks
David Pogue: Simplicity sells
New York Times columnist David Pogue takes aim at technology’s worst interface-design offenders, and provides encouraging examples of products that get it right. To funny things up, he bursts into song.
TED-Ed
TED-Ed: How do dogs "see" with their noses? - Alexandra Horowitz
You may have heard the expression that dogs 'see with their noses.' But these creature's amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog's nose can smell the...
SciShow
Robot Surgeons and 4 Other Medical Advances That Sound Like Sci-Fi
Modern medicine is wonderful, but even in a world where open-heart surgery and brain-scanning headsets sound almost mundane, some medical advances do truly seem like science fiction. From robot-assisted microsurgery to reanimated organs,...
SciShow
This Binge-drinking Tree Shrew Could Probably Outdrink You
Many animals consume some alcohol in their foods, but these shrews take it to a whole new level!