SciShow
How Long Can You Live Underwater?
New ReviewIn 2023, Joseph Dituri set a world record for the longest continuous stay underwater. And that 100 day stay had effects on both his body and mind. Scientists have been studying the effects of living underwater since the 1960s, but how...
SciShow
Have an Autoimmune Disease? Blame the Black Death
New ReviewThe bubonic plague killed so many people in Europe, the Middle East, and North Africa that that natural selection event is still rippling through our genomes today. But the same genes that helped your ancestors survive the Black Death...
SciShow
The Science Behind Sleep & Love Potions
New ReviewSure, potions of invisibility and immortality may be a little hard to come by in the real world, but there's some legit science behind less fantastic ones. Historical sleep and love potions are grounded in science, even if some of the...
SciShow
The Ice Bucket Challenge Actually Worked
New ReviewThe Ice Bucket Challenge raised millions of dollars for research into treatments for ALS, or Lou Gehrig's disease. Where did that money go? Into characterizing new genes that we may be able to target with chemotherapy drugs like paclitaxel!
SciShow
The Electric Light Bulb Was Invented Centuries Before Edison
New ReviewThomas Edison often gets credit for the invention of the light bulb, but a good argument can be made that they were around centuries earlier in the form of barometric light.
SciShow
This Probe Doesn’t Melt When it’s 1 Million Degrees Outside
New ReviewIn 2021, the Parker Solar Probe fulfilled its mission to “touch the Sun”. But the temperature over there was millions of degrees Celsius. How did the spacecraft not melt?
SciShow
Becoming a Predator Was Hard
New ReviewAnimals eating other animals seems like a tale as old as time, but it's only almost that old. Predation had to evolve in the Ediacaran period -- so let's look at early almost-predators like Auroralumina, Kimberella, Ikaria, and whatever...
SciShow
Cats Shouldn't Love Tuna (But They Do)
New ReviewTuna are big, fast-swimming ocean fish. They're hardly the natural prey of cats, whose ancestors evolved in the desert. Yet a study of taste receptors in cats shows that they're predisposed to LOVE tuna.
SciShow
You Have Four Ages
New ReviewA person's chronological age doesn't tell us much about the health of their body's various systems. That's why scientists are beginning to study biological ages, and it turns out there may be a lot of them.
SciShow
Fukushima Is Releasing Its Nuclear Wastewater
New ReviewMore than a decade after the Fukushima Daiichi nuclear power plant disaster, its operators are dumping once-contaminated water into the Pacific Ocean. Is that OK?
SciShow
The Parasite That Makes You King
New ReviewBeing infected with a parasite is bad, right? So why are wolves in Yellowstone National Park infected with Toxoplasma gondii some of the most successful individuals
SciShow
The Human Era Has an Official Start. It’s a Lake in Canada
New ReviewRecently, a group of scientists have declared that the start of the Anthropocene, the time of outsize human influence on Earth, to be Crawford Lake in Canada. But how can a time be a place? We'll explain, and maybe grab some maple syrup.
SciShow
The Nuclear Bunker Full of Cannibal Ants
New ReviewThere's an abandoned Soviet nuclear bunker in Poland full of cannibal ants. And weird as it sounds, it's helping us learn more about the behavior of social insects.
SciShow
How Do Volcanoes Make Smoke Rings?
New ReviewOccasionally, a volcano coughs up a ring of fog. How does it create that whimsical shape, and how similar is it to the smoke rings humans can make?
SciShow
We Finally Found a Green Use for Coal
New ReviewOne day, the world may partially run on clean hydrogen fuel. But a big barrier to that future is just how darn difficult it is to store hydrogen for later use. So one team of scientists have proposed making hydrogen "batteries" out of...
SciShow
Octopuses Have a Favorite Arm
New ReviewMost humans might be right-handed, but plenty of other animals have a preferred hand (or whatever they've got instead of hands) too. The more general term is lateralization, and it's found in everything from kangaroos to octopuses.
MinuteEarth
Which Will Kill You First?
New ReviewThe body can get a whole lot colder - but not a whole lot hotter - before we die. Why is that?
MinuteEarth
Why Is There So Much Land In The North?
New ReviewMost of Earth’s land is currently in the northern hemisphere because we happen to exist in a time where uneven heating in the mantle has pushed many continental plates northward.
Amoeba Sisters
Genetic Engineering
New ReviewExplore an intro to genetic engineering with The Amoeba Sisters. This video provides a general definition, introduces some biotechnology tools that can be used in genetic engineering, and discusses some related vocabulary (such as...
Curated Video
Growing Bacteria in Space Stations | Compilation
New ReviewBacteria is enormously resourceful and will find a way to grow just about anywhere it can, and that includes space stations. Here's a compilation of how that's happened in the past and how we've handled it!
Curated Video
How We Get Sick in Space and How to Recover | Compilation
New ReviewNo one likes being sick, but can you imagine catching a bug while hurling through space? Turns out, this is an issue that many space agencies have worked to study and mitigate.
Curated Video
Reducing Space Waste Before, During, and After Missions | Compilation
New ReviewRight now, discarded parts from old spacecraft, bags of pee, and dead probes are just floating around in space, but it doesn’t have to be like that. Let's take a look at some of the ways we've figured out to reduce, reuse, and recycle in...
Curated Video
What We Know, And Still Don’t Know, About the Dark Side of the Moon | Compilation
New ReviewMore than a classic rock album that'll change your life, this classic space rock has a dark side that has mystified scientists for centuries.
Curated Video
The Asteroid That Nearly Swallowed OSIRIS-Rex
New ReviewIt's always an asteroid heading straight toward us that we worry about, never what happens to us when we head straight toward the asteroid. OSIRIS-REx's experience with Bennu tells us it's worth a thought.