SciShow
Octopuses Are Ridiculously Smart
Octopuses are smart! They play with toys, pull off daring escapes, and are masters of disguise. But they're also smart in a lot of ways that the human mind probably can't comprehend. For example, they basically have independent brains in...
SciShow
Do You Need a Brain to Sleep?
You might think you need a brain to be able to sleep, but organisms with super simple neural networks can still "sleep" sort of like we do. So, if these organisms can sleep too, then what is sleep anyway?
SciShow
Starquakes Could Be Behind 3 Cosmic Mysteries
We’ve detected seismic activity all around the solar system, from earthquakes to moonquakes, marsquakes to venusquakes. But the most dramatic quakes we know of actually happen on stars!
SciShow
Earthquakes Probably Won't Destroy Us in 2018
You may have read that 2018 is looking to be a bad year for earthquakes, but Hank is here to offer you some assurances.
TED Talks
David Brooks: Should you live for your r_sum_ ... or your eulogy?
Within each of us are two selves, suggests David Brooks in this meditative short talk: the self who craves success, who builds a r_sum_, and the self who seeks connection, community, love -- the values that make for a great eulogy....
TED Talks
Ian Goldin: Navigating our global future
As globalization and technological advances bring us hurtling towards a new integrated future, Ian Goldin warns that not all people may benefit equally. But, he says, if we can recognize this danger, we might yet realize the possibility...
TED Talks
TED: How we wrecked the ocean | Jeremy Jackson
In this bracing talk, coral reef ecologist Jeremy Jackson lays out the shocking state of the ocean today: overfished, overheated, polluted, with indicators that things will get much worse. Astonishing photos and stats make the case.
SciShow
There's another Milky way out there
As a species, we like to think everything about us is one of a kind, including the Milky Way Galaxy, but new evidence shows that yet again, we're not so unique.
SciShow Kids
Turtle Time with Dr. Turtleman!
Jessi and Squeaks are on a beach vacation, so they've called in their pal, Dr. Lawrence Turtleman, to take over the show for today! And what is he going to teach you about? Turtles, of course!
SciShow
Why We Want to Find Plate Tectonics in Space
It’s not easy to find active plate tectonics on other worlds, but doing so may bring us one step closer to finding a planet that can support life.
TED Talks
Kevin Kelly: How technology evolves
Tech enthusiast Kevin Kelly asks "What does technology want?" and discovers that its movement toward ubiquity and complexity is much like the evolution of life.
SciShow Kids
Why Do We Dream?
Jessi had the weirdest dream last night and wants to share with you why our brains make dreams.
TED-Ed
TED-Ed: How to unboil an egg - Eleanor Nelsen
It's so obvious that it's practically proverbial: you can't unboil an egg. But actually, it turns out that you can -- sort of. Eleanor Nelsen explains the process by which mechanical energy can undo what thermal energy has done.
TED Talks
TED: Am I not human? A call for criminal justice reform | Marlon Peterson
For a crime he committed in his early twenties, the courts sentenced Marlon Peterson to 10 years in prison -- and, as he says, a lifetime of irrelevance. While behind bars, Peterson found redemption through a penpal mentorship program...
SciShow
From Lifesaver Sparks to Life-saving Tech: The Science of Triboluminescence
You might know that if you chomp on a Wint-O-Green Lifesaver in a dark room, you can see little blue flashes of light in your mouth. What you might not know is that this is an example of triboluminescence: a fascinating, somewhat...
SciShow
Why Are So Many Pro Athletes Lefties
Only 10% of the world is left handed, so why are so many athletes lefties?
SciShow
Denisovans: Our Mysterious Cousins That Made Us Better
During most of the past 2 million years or so, there were several species of hominins on Earth at any given time. Like, you might be familiar with our famous extinct cousins, the Neanderthals. But since 2010 we’ve been uncovering...
TED Talks
Mary Lou Jepsen: Could future devices read images from our brains?
As an expert on cutting-edge digital displays, Mary Lou Jepsen studies how to show our most creative ideas on screens. And as a brain surgery patient herself, she is driven to know more about the neural activity that underlies invention,...
TED-Ed
TED-Ed: Calculating the odds of intelligent alien life - Jill Tarter
Could there be intelligent life on other planets? This question has piqued imagination and curiosity for decades. Explore the answer with the Drake Equation -- a mathematical formula that calculates the possibility of undiscovered life.
TED Talks
TED: The 4 a.m. mystery | Rives
Poet Rives does 8 minutes of lyrical origami, folding history into a series of coincidences surrounding that most surreal of hours, 4 o'clock in the morning.
TED Talks
Nathan Wolfe: What's left to explore?
We've been to the moon, we've mapped the continents, we've even been to the deepest point in the ocean -- twice. What's left for the next generation to explore? Biologist and explorer Nathan Wolfe suggests this answer: Almost everything....
TED Talks
Timothy Prestero: Design for people, not awards
Timothy Prestero thought he'd designed the perfect incubator for newborns in the developing world -- he even won awards for it. But he and his team learned a hard lesson when their incubator completely failed to catch on. Hear his...
SciShow
The Ridiculous Reasons It's Hard to Measure Sea Level
From problems with the moon, to the lumpiness of earth, sea levels aren't quite as exact as we have them figured out to be.