Instructional Video5:44
SciShow

How Old Are You? Well, Your Liver Is 3

12th - Higher Ed
This week, a group of researchers use nuclear fallout to figure out how old liver cells are, while another gets one step closer to predicting volcanic eruptions.
Instructional Video5:19
SciShow

How Hyraxes Preserve the Past in Poo

12th - Higher Ed
Scientists who piece together our past can do so through the rare fossil or artifact, or they can go to one convenient location: a hyrax latrine.
Instructional Video5:23
SciShow

How Earth's Rotation Affects Our Oxygen | SciShow News

12th - Higher Ed
Oxygen is crucial for life as we know it, but before it could build up in our atmosphere, earth had to slow down.
Instructional Video4:58
SciShow

How Does Cold Medicine Work?

12th - Higher Ed
The cold medicine you picked up at the store involves some cool chemistry to treat your symptoms. *Correction: This episode was written by Alison Caldwell.
Instructional Video3:06
SciShow

How Do We Know We’re Tired?

12th - Higher Ed
Sleep is complicated. And there's still a lot we don't know about it, but zebrafish larvae are a surprisingly good place to look to learn more about what makes us sleepy.
Instructional Video2:14
SciShow

How Do Skiers Win Races?

12th - Higher Ed
Winning an alpine skiing race can come down to a tiny margin, so the skiers have to make sure they prepare their skis just right!
Instructional Video4:38
SciShow

How Continent-Sized Dust Storms Form

12th - Higher Ed
In the future, we may see more continent-sized dust storms like the one nicknamed Godzilla, which crossed the Atlantic ocean in 2020. And since then, researchers have been looking into what caused such a colossal storm. If we can predict...
Instructional Video6:21
SciShow

How Bacteria Helped Plants Take Over the World | SciShow News

12th - Higher Ed
This week, scientists think they may have found a missing link in regards to how plants went from living in the sea to on land, and also, in adorable news, surfing honeybees.
Instructional Video4:35
SciShow

How a Gelatinous Worm Could Inspire Marine Robots

12th - Higher Ed
If you had to spend your entire life swimming through water, never touching the ground, you’d probably get pretty dang good at swimming. This is what life is like for the gossamer worm, and why its abilities could be inspiring new marine...
Instructional Video4:29
SciShow

Hospitals are Hotspots for Antibiotic-resistant Germs

12th - Higher Ed
While antibiotics have saved millions of lives, misusing them can speed up how fast bacteria evolve to resist them. And it turns out that one of the biggest hotspots for these antibiotic-resistant bacteria…is hospitals.
Instructional Video3:23
SciShow

Everest Doesn’t Always Feel Like the Tallest Mountain

12th - Higher Ed
Mount Everest is unquestionably the highest point on earth, but it doesn't always feel that way.
Instructional Video4:52
SciShow

Do-It-Yourself Photosynthesis Is Here!

12th - Higher Ed
Photosynthesis, the elegant process of making fuel from sunlight, might be the future of how we power, well, just about anything. Plants may have invented it, but humans are taking the model and really running with it, to make anything...
Instructional Video4:57
SciShow

Do We Need a Negative Leap Second?

12th - Higher Ed
Did you know that last year we had 28 of the fastest days ever recorded? Earth's rotation can be affected by a number of things, and scientists think we might someday need an unprecedented adjustment: deleting a second!
Instructional Video5:32
SciShow

Could a Shirt Hear Your Heartbeat? | SciShow News

12th - Higher Ed
Microphones keep getting smaller and smaller, but have you ever asked what it would be like to have a bigger one in the form of a shirt? And though we tend to incorrectly think that we’re having two-way conversations with our pets, we...
Instructional Video2:33
SciShow

Can Soda Save a Dying Fish?

12th - Higher Ed
For years, catch-and-release anglers have been pouring soda on bleeding fish in an effort to help save their lives. But.. does this actually work?
Instructional Video3:05
SciShow

Can Dogs Smell Fear?

12th - Higher Ed
We're taught to be cool around strange dogs because they smell fear, and that might be true, but your fear is probably freaking them out too!
Instructional Video4:34
SciShow

Can Climate Change Make Lightning… Supercharged?

12th - Higher Ed
The oceans absorb a lot of CO2, leading to a variety of effects like ocean acidification. But you might not expect one of those effects: stronger lightning strikes.
Instructional Video3:20
SciShow

Camel Dung was The First Probiotic

12th - Higher Ed
Back in the day, bacterial diseases like dysentery were super deadly, but the nomadic people in northern Africa had long known about an effective, if hard to swallow, cure.
Instructional Video5:09
SciShow

Bivalves Could Be the New Lab Rats

12th - Higher Ed
Bivalves—animals like mussels, clams and oysters—might be a more familiar sight in a restaurant than a lab. But it turns out that studying them might help us learn more about our own health.
Instructional Video2:50
SciShow

Bird Eggs Warn Each Other About Danger

12th - Higher Ed
Although they don’t seem like the talkative type, recent research suggests that bird eggs can use vibrations to relay warnings about the outside world to their nest-mates.
Instructional Video6:03
SciShow

Astronomy’s Unsung Hero is a Plain Ol’ Aluminum Ball

12th - Higher Ed
In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It was an empty aluminum sphere and couldn't do any science of its own. But the world's most boring disco ball has played a huge...
Instructional Video5:16
SciShow

Are We Finally on the Road to Fusion Power?

12th - Higher Ed
Scientists working at a nuclear fusion facility in Oxford announced a record-breaking result. And while there's still a lot to figure out to make fusion viable, this brings us one step closer to realizing a technology with huge potential...
Instructional Video7:51
SciShow

Anthropology’s Greatest Hoax

12th - Higher Ed
Scientists are sometimes deemed objective observers of the world in which we live, but that’s not entirely true. They’re still human and can find themselves victim to fraudsters just like the lot of us.
Instructional Video4:44
SciShow

Anatomy of a Super Storm

12th - Higher Ed
On the weekend of April 29th and 30th this year, a series of thunderstorms slammed the southern and midwestern US. SciShow News takes a look at those deadly storms using the latest, high-resolution data from the NOAA's GOES-16 weather...