TED Talks
TED: Lifelike simulations that make real-life surgery safer | Peter Weinstock
Critical care doctor Peter Weinstock shows how surgical teams are using a blend of Hollywood special effects and 3D printing to create amazingly lifelike reproductions of real patients -- so they can practice risky surgeries ahead of...
TED Talks
Beau Lotto and Cirque du Soleil: How we experience awe -- and why it matters
Neuroscientist Beau Lotto conducted an ambitious study with Cirque du Soleil on the emotion of awe and its psychological and behavioral benefits. In this talk and live performance, he shares some of their findings -- and stands back as...
SciShow
The Science of Hangovers
So what exactly is it that makes a hangover suck so hard? Turns out there are three things interacting to make you feel miserable. Hank's got the details in this episode of SciShow.
SciShow
The Cosmic Ladder That Lets Us Map the Universe
Considering how massive our universe is, we know the distances to cosmic objects surprisingly well. What tools and clues do scientists use to measure distances that are so enormous they sound like made-up numbers?
MinuteEarth
How To Solve Every Global Crisis
Lots of global problems seem intractable, but there’s a formula for success that we can follow.
TED-Ed
TED-Ed: How does your body process medicine? - Celine Valery
Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to...
TED Talks
Jae Rhim Lee: My mushroom burial suit
Here's a powerful provocation from artist Jae Rhim Lee. Can we commit our bodies to a cleaner, greener Earth, even after death? Naturally -- using a special burial suit seeded with pollution-gobbling mushrooms. Yes, this just might be...
SciShow
How To Make Antivenom
Bitten by a venomous snake? There's hope! French scientist Albert Calmette developed the first snake antivenom in the late 1890s, and did such a good job that we use his technique to this day. Antivenom works by stimulating the...
Be Smart
The Surprising Places We Waste Energy
We use a LOT of energy, but we waste a lot too. Where that waste happens might surprise, you though. We don't just waste energy when we leave the lights on or the thermostat cranked down too low. It happens at the dinner table and the...
TED Talks
Samuel Cohen: Alzheimer's is not normal aging — and we can cure it
More than 40 million people worldwide suffer from Alzheimer's disease, and that number is expected to increase drastically in the coming years. But no real progress has been made in the fight against the disease since its classification...
TED Talks
Robert Thurman: Expanding your circle of compassion
It's hard to always show compassion -- even to the people we love, but Robert Thurman asks that we develop compassion for our enemies. He prescribes a seven-step meditation exercise to extend compassion beyond our inner circle.
TED Talks
TED: Can we stop climate change by removing CO2 from the air? | Tim Kruger
Could we cure climate change? Geoengineering researcher Tim Kruger wants to try. He shares one promising possibility: using natural gas to generate electricity in a way that takes carbon dioxide out of the air. Learn more -- both the...
SciShow
Arctic Bison Mummy!
SciShow News explains how Wikipedia has been used to track, and even predict, outbreaks of disease all over the world, and then introduces you to the most complete naturally mummified bison ever found.
TED Talks
TED: How to end the pandemic -- and prepare for the next | Maria Van Kerkhove
We will get out of this pandemic, says Maria Van Kerkhove, the COVID-19 Technical Lead of the World Health Organization (WHO). The question is how fast -- and if we'll take what we've learned from the past two years and apply it to the...
3Blue1Brown
Higher order derivatives | Footnote, Essence of calculus
What is the second derivative? Third derivative? How do you think about these?
TED Talks
TED: Inside a school for suicide bombers | Sharmeen Obaid-Chinoy
Filmmaker Sharmeen Obaid-Chinoy takes on a terrifying question: How does the Taliban convince children to become suicide bombers? Propaganda footage from a training camp is intercut with her interviews of young camp graduates. A shocking...
SciShow
3 Awesome Discoveries Made by Curiosity
Happy birthday, Curiosity! Michael Aranda and SciShow News celebrate the first anniversary of the Mars Science Laboratory landing on Mars with 3 awesome discoveries that the universe's coolest rover has made so far. Hints: they involve...
TED Talks
TED: How we found hundreds of potential Earth-like planets | Dimitar Sasselov
(NOTE: This talk was given in 2010, and this field of science has developed quickly since then. Read "Criticisms & updates" below for more details.) Astronomer Dimitar Sasselov and his colleagues search for Earth-like planets that may,...
TED Talks
TED: A life-saving invention that prevents human stampedes | Nilay Kulkarni
every three years, more than 30 million Hindu worshippers gather for the Kumbh Mela in India, the world's largest religious gathering, in order to wash away their sins. With massive crowds descending on small cities and towns, stampedes...
TED Talks
TED: The radical act of choosing common ground | Nisha Anand
To achieve lasting change sometimes requires the hard, even radical, choice of partnering with people you'd least expect. Justice reform advocate Nisha Anand shares her story of working with her ideological opposite to make history and...
SciShow
One step closer to real warp drives?
Scientists have long been looking for a loophole for getting past the speed of light, and they might be one step closer to achieving that.
Curated Video
Photonic Propulsion: Mars in 3 Days?
We can get to Mars in 3 days, . . .sort of, maybe. In this episode of SciShow Space Reid Reimers explains the possibilities of photonic propulsion in use with space travel.
TED Talks
Esta Soler: How we turned the tide on domestic violence (Hint: the Polaroid helped)
When Esta Soler lobbied for a bill outlawing domestic violence in 1984, one politician called it the "Take the Fun Out of Marriage Act." "If only I had Twitter then," she mused. In this sweeping, optimistic talk, Soler charts 30 years of...
TED-Ed
TED-Ed: What causes panic attacks, and how can you prevent them? | Cindy J. Aaronson
Countless poets and writers have tried to put words to the experience of a panic attack— a sensation so overwhelming, many people mistake it for a heart attack, stroke, or other life-threatening crisis. Studies suggest that almost a...