SciShow
A New Idea About Tabby's Star!
Astronomers might have finally discovered part of why Tabby's Star acts so strangely and we have some new ideas about what triggers a type Ia supernova.
TED Talks
TED: The sound the universe makes | Janna Levin
We think of space as a silent place. But physicist Janna Levin says the universe has a soundtrack -- a sonic composition that records some of the most dramatic events in outer space. (Black holes, for instance, bang on spacetime like a...
SciShow
What Stephen Hawking Really Said About Black Holes
Hank explains the science behind recent reports that physics great Stephen Hawking said "there are no black holes." There are. They're just super complicated.
SciShow
5 More Strange Flying Machines
In our last list of strange aircraft, we stuck to covering the weirdest jets to take to the sky, but there are plenty of other types of bizarre flying machines out there! In this episode, Hank will tell you about five other unlikely...
SciShow
A Planet Only Half Covered in Volcanoes | SciShow News
Scientists have found a world that might be half volcanoes, half ball of ice, and it could teach us a lot about how life began on earth.
SciShow
How Ultra-Black Fish Disappear into the Deep
Deep into the ocean even the slightest glimmer give you away. Which is why some fish have evolved to be so dark that they absorb any light that hits them.
Crash Course
A Brief History of the Universe
Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the universe’s life. It started with a Big Bang, when...
SciShow
How Quantum Mechanics Affects Your Life
While you might not think about quantum mechanics being part of your everyday life, it turns out that it might play a role in some of the most familiar things, from the sunlight in the trees to the nose on your face! Chapters View all...
MinutePhysics
Length Contraction and Time Dilation | Special Relativity Ch. 5
This video is chapter 5 in my series on special relativity, and it covers how things that are moving (that is, moving relative to an inertial reference frame) at different speeds appear to be shorter in length... and longer in length....
TED Talks
Edith Widder: Glowing life in an underwater world
Some 80 to 90 percent of undersea creatures make light -- and we know very little about how or why. Bioluminescence expert Edith Widder explores this glowing, sparkling, luminous world, sharing glorious images and insight into the unseen...
TED Talks
Ken Robinson: Bring on the learning revolution!
In this poignant, funny follow-up to his fabled 2006 talk, Sir Ken Robinson makes the case for a radical shift from standardized schools to personalized learning -- creating conditions where kids' natural talents can flourish.
SciShow
How Birds Really See the World
Ever wonder what it looks like from a birds-eye-view? Hank explains they see more than you think!
SciShow
1,284 New Exoplanets, and Tsunamis on Mars!
Using a new technique, astronomers with the Kepler space telescope have confirmed a whole bunch of new exoplanets. And other astronomers have announced that mega-tsunamis were probably involved in shaping Mars' terrain.
SciShow
We Are Sending a Probe into the Sun
Why are we sending a rocket into the sun? SciShow Space explains the why, what and how of Solar Probe Plus, a mission that'll give us our closest look yet at our nearest star.
SciShow
An Earth-Sized Telescope Just Snapped Two Pictures
We may soon have a direct image of a black hole, and we have the first detection of an atmosphere on an Earth-sized exoplanet!
SciShow
Why We Started Shooting Lasers Into People’s Eyeballs
Your eyes might malfunction, but lasers can fix them. Here's how researchers developed those procedures.
SciShow
Does Using Your Phone Really Hurt Your Sleep?
You've probably heard that some types of light, like the kind that comes from your phone or laptop, can be bad for your sleep if you use them too close to bedtime. But let's be real, nighttime is the best time to binge TV, so are we...
SciShow
3 Fish With Built-In Flashlights
If we want to see more clearly in the dark, we shine a light - but we aren't the only species that does that. Some fish use active photolocation to shine their own light in the deep sea!
TED Talks
Bonnie Bassler: How bacteria "talk"
Bonnie Bassler discovered that bacteria "talk" to each other, using a chemical language that lets them coordinate defense and mount attacks. The find has stunning implications for medicine, industry -- and our understanding of ourselves.
SciShow
Why Everyone Was Watching Tabby's Star Last Weekend
Tabby's star is at it again. Could it be aliens this time!? Also, astronomers have discovered a planet with the density of styrofoam!
SciShow
We Detected Water Plumes on Europa... 20 Years Ago
Researchers found surprising new evidence hiding in data captured back in 1997, and we've discovered stars forming in a distant galaxy as early as 250 million years after the Big Bang.
Crash Course
Eclipses
The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you.
Be Smart
The Physics of Space Battles
How scientifically accurate is your favorite sci-fi space battle?
TED Talks
Janine Benyus: Biomimicry's surprising lessons from nature's engineers
In this inspiring talk about recent developments in biomimicry, Janine Benyus provides heartening examples of ways in which nature is already influencing the products and systems we build.