TED-Ed
TED-Ed: How big is the ocean? - Scott Gass
While the Earth's oceans are known as five separate entities, there is really only one ocean. So, how big is it? As of 2013, it takes up 71% of the Earth, houses 99% of the biosphere, and contains some of Earth's grandest geological...
Crash Course
Homunculus - Crash Course Psychology
HOMUNCULUS! It's a big and weird word that you may or may not have heard before, but do you know what it means? In this episode of Crash Course Psychology, Hank gives us a deeper understanding of this weird model of human sensation.
SciShow
6 Mysteries Geologists Can’t Explain — Yet!
Explaining strange Earth geology is often straightforward — combine a volcanic eruption a dash of erosion, and boom, you’ve got a striking cliff! But not all the features on this planet are so easy to figure out. From the ground randomly...
SciShow
From Thunderstorms to Black Holes: 4 Natural Particle Accelerators
We've been making particle accelerators for more than a century and have accelerated particles to more than 99.9999% the speed of light. But our accelerators are nothing compared to some of the ones we've found in nature!
TED-Ed
TED-Ed: Why isn’t the Netherlands underwater?
In January 1953, a tidal surge shook the North Sea. The titanic waves flooded the Dutch coastline, killing almost 2,000 people. 54 years later, a similar storm threatened the region. But this time, they were ready. This was thanks to a...
TED-Ed
TED-Ed: The uncertain location of electrons - George Zaidan and Charles Morton
The tiny atoms that make up our world are made up of even tinier protons, neutrons and electrons. Though the number of protons determines an atom's identity, it's the electrons -- specifically, their exact location outside the nucleus --...
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
PBS
How to Detect Extra Dimensions
On this Space Time Journal Club we look at how gravitational waves can be used to search for extra dimensions of space!
TED-Ed
TED-ED: The complicated history of surfing - Scott Laderman
Today, surfing is a multi-billion-dollar global industry, with tens of millions of enthusiasts worldwide. For some it's a serious sport; for others, just a way to let loose. But despite its casual association with fun and sun, surfing...
SciShow
The Sun’s Electric Field Isn’t as Strong as We Thought!
The sun shapes the solar system in many ways, including through its mysterious solar wind, which was thought to be pushed through the force of the sun’s electric field. Recent observations revealed, though, that that hypothesis may not...
SciShow
Colored Noise, and How It Can Help You Focus
Colors like white, pink and brown aren’t just for clouds, flowers and cows! They also describe special sounds that can actually help you focus and sleep!
SciShow
This Planet Used to Be the Core of a Gas Giant? | SciShow News
Scientists may have found the light from two merging black holes, and a gas giant, without the gas.
SciShow
A Story of Wrong-Way Migration, Caused By Climate Change
Since the 1960s, around 80% of bottom-dwelling species have disappeared from the deep waters of the North Atlantic, potentially all victims of a wrong-way migration phenomenon.
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...
Bozeman Science
PS4C - Information Technologies and Instrumentation
In this video Paul Andersen explains how humans use information technology and instrumentation to better understand their surrounds. Technologies (including X-rays, computers, and phones) use electromagnetic waves to improve the lives of...
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
3 Big Things We Learned About the Brain in 2019
We’ve learned a lot about how the human brain works, but there are still new discoveries and mysteries each year, and 2019 was no exception. We learned pretty big things, from internal compasses, to mysterious sniffers, to brain-washing...
SciShow
What Happens to Birds During Hurricanes?
Birds can't watch the local weather forecast for early hurricane warnings, so what do they do when one hits
SciShow
How Cold Can Earth Get?
These days it seems almost trivial to cool atoms down to near absolute zero temperatures in a lab, but what is the lowest possible naturally occurring air temperature on this planet?
PBS
How Sloths Went From the Seas to the Trees
The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and others still hiding from predators in towering cliffs. So why are their only living relatives in the trees?
SciShow
3 Things We Still Don’t Understand About the Milky Way
We have been studying our home galaxy for years, but even though astronomy has come a long way, there is still a lot we don't know about the Milky Way.
SciShow
What Will the World Look Like, 2°C Warmer?
A world only 2°C warmer, or 3.6°F, would be one that is much different than the world we live in today, but what does that actually look like?
SciShow
Are We Overdue for a Megaquake?
If you live in the U.S. you may have heard that the Pacific Northwest is supposedly overdue for an earthquake of colossal, devastating proportions. If that’s true, how can we better understand the threat and be prepared for the day it...
SciShow
3 Mysteries Solved by Extraterrestrial Tsunamis
Earth isn't the only planet that gets rocked by giant tsunamis. In fact, giant waves on other planets have helped us solve a few mysteries about our solar system.