Be Smart
Why Useless Knowledge Can Be So Useful
New ReviewOur lizard friend the Gila monster probably has no idea that a chemical in its spit inspired one of the most important medical advancements of the 21st century. But this story is really about something bigger. Something deeper, beneath...
SciShow
10 Things You Didn't Know About Pompeii
You've heard of Pompeii and the volcano that wiped it out, but how much do you REALLY know about this incredibly famous place? Turns out there are a lot of mysteries that researchers are still studying, from the timing and causes of the...
SciShow
We've Been Collecting This Fossil for 15,000 Years
Trilobites are one of the most iconic fossil animals out there. And people have loved them for centuries! Let's talk about the people across time and space who have loved collecting trilobites, from Elrathia to Calymene, going back...
SciShow
This Anti-Aging Supplement Might Actually Work
If you've wandered down a supplement aisle recently, you may have come across a bottle for sale that has "anti-aging" ingredients to help your body make a molecule called NAD+, better known as nicotinamide adenine dinucleotide. Your body...
Crash Course
Sexual & Asexual Reproduction: How Animals Do It: Crash Course Biology #47
When it comes to animal reproduction, there’s no one-size-fits-all strategy. Some animals need a mate, others don’t, and for some, it depends! In this episode, we’ll learn about sexual and asexual reproduction, internal and external...
TED Talks
Parkour! How the sport keeps your body and mind fit | Taylor Lynn Carpenter
Parkour isn't just for extreme athletes — it's a life skill that can help anyone navigate the world more easily, says professional parkour athlete Taylor Lynn Carpenter. She pulls off some slick vaults, jumps, dives and rolls onstage,...
SciShow
Do Animals Mourn Their Dead?
We can't know if or how animals understand death, but behavioral changes in some species could mean they experience something similar to human grief.
TED Talks
How digital culture is reshaping our faces and bodies | Elise Hu
As "beauty filters" proliferate on social media platforms like TikTok, journalist Elise Hu says we've entered the era of the technological gaze, where the digital world shapes real-world beauty standards. She explains how to navigate...
MinuteEarth
The Crabs Are Coming
As the waters warm in the deep sea around Antarctica, ecosystem-crushing crabs are able to live closer and closer to the continent.
PBS
The steps an Ohio county took to reduce infant mortality rates
When it comes to infant mortality, the United States ranks 54th in the world. That's about three times that of Japan, Singapore or Slovenia. Within the U.S., Ohio is in the bottom 25 percent of all states. Hamilton County was even worse...
Be Smart
%$?# Allergies!
Springtime means the arrival of green grass, bright flowers, and buzzing bees. But for many of us, it's also about sneezing, watery red eyes, and a runny nose, thanks to allergies. In this week's video, you'll learn why we get allergies,...
TED-Ed
TED-Ed: How to manage your stress more effectively | Shannon Odell
An upcoming project deadline, a fight with a family member, or even an embarrassing moment can easily trigger our body’s stress response. While we can’t always control what life throws at us, there are ways to better prepare for...
TED-Ed
TED-Ed: Are there any places on Earth with no bugs? | Charles Wallace
Insects are the world’s most numerous and diverse animals. Even where you’d least expect them in some of Earth’s most extreme environments, there they are. From a scalding volcano, parched desert, to a frigid glacier, insects are living...
TED Talks
TED: Why your body fights weight loss | Katherine Saunders
Why does losing weight often feel like an uphill battle? Physician Katherine Saunders unpacks how our bodies are wired to store fat, revealing that obesity isn’t simply a lack of willpower — it’s a complex, chronic disease rooted in...
MinuteEarth
Should We Grow Human Organs In Pigs?
An amazing new technology will let scientists grow new kidneys for patients using their own stem cells inside of pigs.
SciShow Kids
Penguins, Birds That Fly in Water! | SciShow Kids
Squeaks and Jessi are learning all about the animals that live at the bottom of the world, including penguins - emperor penguins, macaroni penguins, and more! We learn why penguins look like they're all dressed up, and what kind of food...
TED-Ed
TED-Ed: Scientists are obsessed with this lake | Nicola Storelli and Daniele Zanzi
In the millions of years since oxygen began saturating Earth’s oceans and atmosphere, most organisms have evolved to rely on this gas. However, there are some places where oxygen-averse microorganisms like those from Earth’s earliest...
TED Talks
TED: The weird and wonderful art of Niceaunties | Niceaunties
Welcome to the "Auntieverse" — a surreal tribute to "auntie culture" by artist Niceaunties, inspired by the spirit of the women who care for each other and their families. From sushi-bedecked cars with legs to hot tub baths full of...
SciShow
I Had Chemo and My Hair Came Back Curly!
Many patients experience changes to hair texture after chemotherapy known as "chemo curls." But why do they happen, and how many people get chemo curls? This episode will explain.
SciShow
Cosmic Tails (That Aren’t From Comets)
Comets are famous for having space tails. But they're not the only ones! Asteroids, planets, and even stars can rock tails of their own.
SciShow
How to Get the Most Out of Magnesium
Magnesium may be all the rage as a sleep aid, but does it actually work? We decided to dive into the research to find out, and ended up learning a lot about mice along the way.
SciShow
7 Ways Humans Change Color
We're all used to our bodies being more or less the color they always are. But there are a few different medical reason you may be seeing rainbow in the mirror, from benign to medically concerning. Here's just some of the reasons that...
TED Talks
TED: The 5 tenets of turning pain into power | Christine Schuler Deschryver
A supportive community is the key to cultivating resilience and unlocking healing. Sharing the story of a transformative recovery program for survivors of sexual violence in the Democratic Republic of the Congo, human rights activist...
PBS
New book ‘Eve’ dispels myths about human evolution and details female body’s role
Where do we come from and how did we evolve into the beings and bodies we are today? The new book "Eve: How the Female Body Drove 200 Million Years of Human Evolution" argues for a better understanding of our origins with critical...