Bozeman Science
Radiocarbon Dating
Mr. Andersen explains how carbon-14 dating can be used to date ancient material. The half-life of radioactive carbon into nitrogen is also discussed.
SciShow
Basically Every Mammal Is Good at Swimming... Except Us
From the world’s biggest land animal to a creature built more like a tank than a sub, meet seven mammals that you might not think can swim well, but do! CHAPTERS View all MOOSE 1:33 2 ELEPHANTS 3:21 ARMADILLOS 4:54 CAMELS 5:32 6 SLOTHS 9:03
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.
MinuteEarth
How Cats Became our Feline Overlords (ft. It's Okay To Be Smart)
Check out how cats became our favorite little murder machines. ___________________________________________ If you want to learn more about this topic, here are some keywords to get your googling started: Puma: The big cat with the...
TED Talks
Karen Lloyd: The mysterious microbes living deep inside the earth -- and how they could help humanity
The ground beneath your feet is home to a massive, mysterious world of microbes -- some of which have been in the earth's crust for hundreds of thousands of years. What's it like down there? Take a trip to the volcanoes and hot springs...
TED-Ed
TED-Ed: Sugar: Hiding in plain sight - Robert Lustig
While sugar is easy to spot in candy, soft drinks and ice cream, it also hides out in foods you might not expect -- including peanut butter, pasta sauce and even bologna! Robert Lustig decodes confusing labels and sugar's many aliases to...
MinuteEarth
Why Farming is Broken
To feed everyone in the future, we may need to disrupt 10,000 years of farming practices and turn agriculture into a closed system. ___________________________________________ To learn more, start your googling with these keywords:...
SciShow
Is Cheese Really as Addictive as Cocaine?
Every so often, a headline pops up comparing cheese to cocaine. The reality of the situation is far more complex—and a lot less dire—than these articles might suggest.
TED-Ed
TED-Ed: Bird migration, a perilous journey - Alyssa Klavans
Nearly 200 species of songbirds migrate south for winter, some traveling up to 7,000 miles. No easy task, the annual journey is dangerous to birds due to landscape change -- so much so, that only half the birds that migrate south will...
SciShow
Why Doesn’t the Palo Verde Tree Need Water?
They don’t call water the building block of life for nothing, most living things need it. The palo verde tree, however, has managed to skate by needing it a lot less than the rest of us.
Be Smart
Your Mom is LITERALLY Part Of You!
They say mom's never far away, but I don't think this is what they had in mind. In this episode, learn about the mind-blowing connection you share with your mom. A little bit of you never leaves the other!
SciShow Kids
Who Knew? Amazing Owl Facts!
Who-who-who is quick, adorable and one of the best hunters in the whole bird family? Join Jessi and Squeaks to learn some amazing facts about owls!
Bozeman Science
The Digestive System
Paul Andersen starts with a brief description of feeding methods. He then details all of the major parts within the human digestive system. This tour starts in the mouth, move down the esophagus, through the stomach, small investing,...
SciShow
All About Poop, Plus a Tortoise: SciShow Talk Show #15
The SciShow Talk Show has a new look! And a new guest who isn't new at all - Jessi Knudsen Castañeda from Animal Wonders joins Hank to talk about one of her favorite subjects: poop! They are joined by Augusto Castañeda and Yucca the...
TED-Ed
TED-ED: The nurdles' quest for ocean domination - Kim Preshoff
Nurdles are the tiny, factory-made pellets that form the raw material for every plastic product that we use, from toys to toothbrushes. And while they look pretty harmless on land, they can really wreak havoc on our oceans. Kim Preshoff...
SciShow
The Poison Squads: The Stupid, Risky First Food Safety Tests
It can be easy to take for granted the fact that there isn’t formaldehyde in your milk.
SciShow
We’re Giving Nature a Vitamin Deficiency
Scientists are beginning to notice that more and more species are missing an essential vitamin, one that is crucial for their survival.
Crash Course
Migrations and Intensification Crash Course Big History 7
In which Hank and John Green teach you about humanity conquering the Earth. Or at least moving from Africa into the rest of the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of...
MinuteEarth
The Tiger Invasion: From the Wild to Texas Backyards
This video discusses the issue of tiger ownership in Texas, where there are more tigers in captivity than in the wild. It explores the reasons behind this phenomenon, such as the lack of laws against owning tigers and the successful...
Crash Course
Digestive System, Part 1: Crash Course A&P
Nachos are delicious. And versatile because today they're also going to help us learn a thing or two about your digestive system. Nachos can provide us with energy and raw materials, by first ingesting something nutritious, propelling it...
SciShow
Why Do Strawberries Have Eight Copies of Their Genes
Strawberries are delicious, but for a molecular biologist, they're also very difficult.
TED Talks
TED: Save the oceans, feed the world! | Jackie Savitz
What's a marine biologist doing talking about world hunger? Well, says Jackie Savitz, fixing the world's oceans might just help to feed the planet's billion hungriest people. In an eye-opening talk, Savitz tells us what’s really going on...
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...
TED-Ed
TED-Ed: How the food you eat affects your brain - Mia Nacamulli
When it comes to what you bite, chew and swallow, your choices have a direct and long-lasting effect on the most powerful organ in your body: your brain. So which foods cause you to feel so tired after lunch? Or so restless at night? Mia...