SciShow
When You Have Cancer, But You're Fine Cancer Overdiagnosis
Studies suggest that if you made full-body scans part of your regular routine, you’d find a bunch of cancers over the years, but it wouldn't change your odds of having a life-threatening cancer. This is mostly because our definition of...
SciShow Kids
Fun With Bubbles!
Blowing bubbles can be really fun, but they're also a great way to learn some science!
TED Talks
Edward Tenner: The paradox of efficiency
Is our obsession with efficiency actually making us less efficient? In this revelatory talk, writer and historian Edward Tenner discusses the promises and dangers of our drive to get things done as quickly as possible -- and suggests...
SciShow
7 Things You Probably Don't Want to Know About Lice
Lice... the mere mention of them is enough to make most people all itchy. Well, get ready to get scratching, because we've compiled seven squirm-inducing lice facts on this week's List Show!
SciShow
The Real Paleo Diet
The paleo diet is becoming more popular, but research suggests its claims aren't all that scientific.
SciShow
How Do You Know If You Have Food Poisoning?
Most of us have experienced food poisoning, but with 31 unique species of bacteria, viruses, and parasites as common culprits, it's hard to know exactly what it is.
SciShow
6 Ways Species Rely on Humans for Survival
Sometimes, a species has declined so dramatically that they require serious human intervention to ensure they don’t disappear forever. Here are six ways we’re using conservation and science to keep those species alive....
Chapters
...
TED Talks
TED: Gene editing can now change an entire species -- forever | Jennifer Kahn
CRISPR gene drives allow scientists to change sequences of DNA and guarantee that the resulting edited genetic trait is inherited by future generations, opening up the possibility of altering entire species forever. More than anything,...
TED-Ed
TED-Ed: Philip A. Chan: How close are we to eradicating HIV?
The world is getting closer to achieving one of the most important public health goals of our time: eradicating HIV. And to do this, we won't even have to cure the disease. We simply have to stop HIV from being transmitted until...
TED-Ed
TED-Ed: The ingredient in almost everything you eat | Francesca Bot
Soybeans have been cultivated in Asia for thousands of years, and have since spread across the globe. Today, soy is in so many foods that most people consume it every day without even knowing it. So, what makes soybeans so versatile? And...
Amoeba Sisters
Diffusion
Explore how substances travel in diffusion with the Amoeba Sisters! This video uses a real life example and mentions concentration gradients, passive transport, facilitated diffusion, and explains why diffusion is critical for all...
Crash Course
The Weaponization of Outbreaks - Crash Course Outbreak Science
A sad reality that we have to face when studying outbreak science is that sometimes groups of people use outbreaks intentionally to inflict harm on another group. We call this "weaponizing an outbreak", and it's the focus of this episode...
SciShow
Beware the Bug Spit: How Spittlebugs Accidentally Doom Plants
Ever wondered what makes those balls of white foam you sometimes find clinging to plants? Spittlebugs create these bubbly cocoons after feeding on a plant’s fluids; but unfortunately, their eating habits help transmit a deadly bacteria...
SciShow
How We Eradicated Cattle Plague
As a species, we’re getting better at preventing viral diseases. But eradication, or eliminating them completely, is much harder. So how did we eradicate the Cattle Plague?
TED Talks
Jennifer Golbeck: Your social media "likes" expose more than you think
Do you like curly fries? Have you Liked them on Facebook? Watch this talk to find out the surprising things Facebook (and others) can guess about you from your random Likes and Shares. Computer scientist Jennifer Golbeck explains how...
Crash Course
Traveling Waves: Crash Course Physics
Waves are cool. The more we learn about waves, the more we learn about a lot of things in physics. Everything from earthquakes to music! Ropes can tell us a lot about how traveling waves work so, in this episode of Crash Course Physics,...
SciShow Kids
How High Can You Stack? Engineering for Kids
Jessi and Squeaks love to build things, and they love to learn how to make the things they build even better! Join them today to learn how engineering can help make anything, from a tower of cups to a giant sky scraper, more stable!
Bozeman Science
Vaccines and Herd Immunity
In this video Paul Andersen explains how immune individuals in a population give the entire group a herd immunity. Concepts of immunity, vaccines, basic reproduction number, and herd immunity threshold are discussed.
Be Smart
Why Is The Universe So Empty? (ft. PHD Comics!)
Why is the universe organized the way it is? And why is it so empty? From planets and stars to superclusters and galactic filaments, the universe's largest structures formed because of its smallest. In this special collaboration with PHD...
TED Talks
TED: We can hack our immune cells to fight cancer | Elizabeth Wayne
After decades of research and billions spent in clinical trials, we still have a problem with cancer drug delivery, says biomedical engineer Elizabeth Wayne. Chemotherapy kills cancer -- but it kills the rest of your body, too. Instead...
TED-Ed
TED-Ed: Attack of the killer algae - Eric Noel Munoz
As benign as it may look up close, the tiny seaweed Caulerpa taxifolia can wreak quite a bit of havoc on coastal ecosystems. This super algae is very adaptable; it also grows fast and spreads easily. Eric Noel Munoz gives the details of...
SciShow
North America’s Destructive, Invasive… Earthworms
Earthworms may be good for your garden, but they also have the potential to disrupt forest ecosystems across much of North America.
Crash Course Kids
The Great Picnic Mix Up
So you know that iced tea you like so much? Or that sweet soda drink? They're actually a few different things combined to make a new thing. In this episode of Crash Course Kids, Sabrina talks about all the different mixtures, solutions,...