SciShow
What's Your Cat Dreaming About?
If you've ever watched an animal sleep and wondered what they're dreaming about, science has the answers.
SciShow
Why Isn't Mount Denali a Volcano?
Alaska has the most volcanoes out of all the US states, but researchers think they don't have enough. Here's the weird science behind looking for Alaska's volcanoes, and what we've learned about volcanism along the way.
SciShow
Fool’s Gold Might Be Better Than the Real Thing
This month's Rocks Box is pyrite, also called fool's gold. But this fool's gold might not be so foolish, since we can use it to get all kinds of other minerals we really need, and it may be a key to getting real gold after all.
SciShow
Something's Been Making Weird Pits in the Seafloor
For years, scientists couldn't solve the mystery of strange pits on the floor of the North Sea. Initially they blamed methane seeps, but it seems like the pits were actually made on porpoise.
SciShow
The Volcanoes That May Have Started Life on Earth
The nitrogen cycle is essential to life on Earth, but biological nitrogen must be fixed before it can be used. Scientists aren't sure how the first nitrogen became available... but it might have been volcanoes.
SciShow
Room Temperature Is A Lie
An entire field of science is dedicated to identifying the perfect indoor temperature. And it's a lot more complicated than simply setting the thermostat to 21 degrees Celsius (70 degrees Fahrenheit).
SciShow
We Discovered a New Natural Cycle!
So we all know about the carbon cycle, and the water cycle, and maybe even the nitrogen cycle. But new research has figured out there's a salt cycle, too. Problem is, that same research has found that we already broke it. Here's what...
SciShow
How Pandas Got Such a Bad Reputation
Look, we've all heard the rumors that giant pandas are an evolutionary dead end. But we are here to set the record straight and show you that these adorable fluff balls are a lot tougher than they seem.
SciShow
The World's Oldest Recipes
If you could throw a potluck with all the oldest foods in the world, what would you bring? We asked ourselves that question and prepared a menu of tasty snacks for you to consider, from tamales and noodles to our favorite ancient boozes....
SciShow
Scientists Let Bees Land in their Eyes
When it comes to a beverage menu, I don't usually want to see "tears" on the list. But these three animals do, including bees whose favorite drink is human tears!
SciShow
These Animals Actually LIKE Getting Caught
Even when animal traps are humane, it seems pretty obvious that animals wouldn't want to get caught. But sometimes, there are oddballs that love getting trapped. Here's what we know about what can make some animals so darn trap happy.
SciShow
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.
SciShow
There’s a New Biggest Animal (Maybe)
Move over, blue whale! Perucetus colossus, a basilosaurid whale that lived 39 million years ago, may have been the biggest animal ever. It has the heaviest skeleton ever found, which may make it the new largest animal of all time.
SciShow
Keep Calm And Recover From Surgery Faster
Can keeping calm before a surgery reduce negative outcomes? More than one study says "Yes."
SciShow
These Are The Coolest Fossils From 2023
It's that time of year where we round up all our favorite science discoveries of the year, and today, we're talking fossils. From a wild mosasaur with screwdriver teeth, to glittery gold fossils, and even a mammal-versus-reptile fight to...
SciShow
This Light is a Different Kind of Invisible
Dark matter's most famous trait is its inability to interact with light, the particle version of which we call "photons". But in their attempts to figure out exactly what dark matter is, some scientists have proposed "dark photons".
SciShow
Can We Make A Vaccine Against Smoking?
We've all heard of a flu shot or a COVID vaccine, but there's a whole bunch of other health issues that researchers think we can use vaccines to prevent. From high cholesterol to substance abuse, researchers want our immune systems to...
SciShow
This Simple Test Could Detect Half of All Cancers
Cancer is a complicated disease, and there's no simple blood test for early detection and screening to spot cancer in general. That might be changing thanks to LINE-1, a retrotransposon gene that doesn't do anything.
SciShow
What Makes This Plant Hair So Deadly?
You may be familiar with plants that have hair, like fuzzy peaches. But these plant take their 'dos to the next level, because their hairs are deadly.
SciShow
Wolves Have Taken Over a Marine Ecosystem
Wolves are amazing hunters, so they tend to be apex predators wherever you find them...including one region in Alaska where these land-based predators sit atop a marine food web.
SciShow
Evolution Can't Explain Your Grandma
There's a really interesting idea in anthropology called the grandmother hypothesis, that basically says the reason we have grandmas has to do with what makes us unique as a species. But there's a huge problem with the idea that it's...
SciShow
Psychiatrists Can't Agree About This New Disorder
Prolonged grief disorder recently debuted in both of the two manuals that clinicians use to diagnose psychological conditions. But the DSM and the ICD don't completely agree on what it is.
SciShow
The Best Keyboard, According to Science
People have strong opinions about which kind of keyboard is best, but science has settled the debate.
SciShow
Why Do We Rhyme?
Rhymes might seem frivolous, but there's scientific evidence for why we like them so much.