TED Talks
TED: A climate solution? The wisdom passed down through generations | Louise Mabulo
Louise Mabulo grew up on seemingly strange farming tips from her parents and grandparents — like planting crops during a full moon or burying a rock beneath them. Now a farmer and climate activist herself, she sees how these practical...
TED Talks
TED: How fantasy worlds can spark real change | Annalee Newitz
When the world's problems have you weary, journalist and science fiction writer Annalee Newitz suggests a good dose of escapist fiction to refresh your perspective. Step into the whimsical world of science fiction, cosplay and...
TED Talks
TED: The unexpected key to boosting your productivity | Dan Shipper
Ever wished you could stop procrastinating and just be as efficient as a machine? Since you're a human, that's not going to happen -- but that's OK, says entrepreneur Dan Shipper. Here's how you can use awareness, observation and...
TED Talks
TED: 3 rules to help you build a successful business | Julissa Prado
Have an idea you're yearning to turn into a business? Julissa Prado, founder and CEO of Rizos Curls, explains how she was inspired by the Latino and immigrant communities she grew up in -- and shares 3 principles that guide her in her work.
SciShow
We're Probably Going to Cure MS
You've probably heard of multiple sclerosis, especially if you're a fan of The West Wing. But can we ever cure MS? Yes. But also, no. But also, probably? It's complicated.
SciShow
The Gems That Solved a Himalayan Mystery
January babies, rejoice! This month's SciShow Rocks Box video is the story of garnets, and how these fabulous gemstones help us solve geological mysteries, from the Italian Alps to the Himalayas.
SciShow
Finding True North Is Harder Than You Think
Sure, you can point to the geographic north pole on a globe. But getting there, even with fancy equipment like GPS, isn't so straightforward. So scientists are looking into a navigation tool some animals use naturally.
SciShow
Does Evolution Happen Gradually or Suddenly?
Do new traits in evolution happen slowly, or all at once? Two new studies in the journal Science may finally help us solve this mystery.
SciShow
The Arctic Is Drowning in Plastic
Many people picture the Arctic as a pristine icy wilderness. But when it comes to microplastics, it's one of the most polluted places on Eart
SciShow
Attempting De-Extinction
There's a group trying to save the functionally extinct northern white rhino using in vitro fertilization. But the ethics around using assisted reproductive technologies to save endangered animals are far from simple.
SciShow
Crying is Extremely Weird
If you want to learn more about how our brain reacts to other people’s emotions, start your college journey with Study Hall! Take a college course that starts on YouTube and earn credit before you even apply to college. Go to...
SciShow
The Alien Storm That Ate Itself
From cyclones to snowstorms, Earth is home to some spectacular weather events. But they're nothing compared to what you can find on the other planets in our solar system. Magnetic tornadoes? Ammonia mushballs? Let's (not literally) dive...
SciShow
Retinal Scanning is Changing Healthcare
Your optometrist can tell you if you're at risk for cardiovascular disease, Alzheimer's, or diabetes. And it's all thanks to James Bond-style retinal scanners.
SciShow
Is Liquid Nitrogen the Future of Clean Energy?
Liquid nitrogen (LN2) might slow down a T1000 for a bit, and it definitely helps make yummy ice cream during a classroom demo, but it has a lot of applications you may have never considered. Maybe one day it'll help astronauts stay...
SciShow
Why Do Antidepressants Cause Brain Zaps?
For some people who stop taking an SSRI or SNRI antidepressant, they can get a weird side effect called brain zaps. And even though we've known about them for decades, we still don't know exactly why brain zaps happen.
SciShow
Can You Make A Computer Out Of Food?
Could an edible computer be in your future? Researchers are currently working on several of the components you find in them, from batteries to circuit boards to logic gates.
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
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
The Metal Claw Hiding in Your Food
Have you ever seen "calcium disodium EDTA" on an ingredients label and wondered what it's doing in your food? As it turns out, ethylenediamene triacetate is an important preservative that's helping to preserve your food. It's totally...
SciShow
Were Humans Destined to Exist?
This is a snippet of a larger conversation taking place on Crash Course Pods: The Universe. Over 11 episodes, John Green and Katie Mack walk through the entire history of the universe…even the parts that aren’t written yet.
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
Inside the Nepal Earthquake
SciShow News explains the forces at work behind the earthquake in Nepal, introduces you to a new species of dinosaur, and reveals a discovery in Antarctica.
PBS
How Maternal Stress Can Affect Health of Unborn Children
Researchers are trying to better understand the biology of stress and its impact on child health. Now, data suggests those connections may form as early as the womb, with studies indicating frequent and prolonged adversity for pregnant...