SciShow
Secrets of Snow | Compilation
Winter is upon us, and for many that includes snow! And although snowflakes are ice crystals that become flakes under the right conditions, they also have mysteries that can be less simple to explain!
TED Talks
Kevin Bales: How to combat modern slavery
In this moving yet pragmatic talk, Kevin Bales explains the business of modern slavery, a multibillion-dollar economy that underpins some of the worst industries on earth. He shares stats and personal stories from his on-the-ground...
TED Talks
TED: How to make radical climate action the new normal | Al Gore
A net-zero future is possible, but first we need to flip a mental switch to truly understand that we can stop the climate crisis if we try, says Nobel laureate Al Gore. In this inspiring and essential talk, Gore shares examples of...
PBS
When Sharks Swam the Great Plains
If you've ever been to, or lived in, or even flown over the central swath of North America, then you've seen the remnants of what was a uniquely fascinating environment. Scientists call it the Western Interior Seaway, and at its greatest...
TED Talks
TED: The true cost of oil | Garth Lenz
What does environmental devastation actually look like? At TEDxVictoria, photographer Garth Lenz shares shocking photos of the Alberta Tar Sands mining project -- and the beautiful (and vital) ecosystems under threat.
SciShow
Hurricane Sandy FAQs
In the wake of Hurricane Sandy, Hank answers some frequently asked questions about it, and how it got to be so crazy. What is up with this storm? Has this ever happened before? This is global warming right?
SciShow
7 Nests That Will Change How You Think of Birds
There are estimated to be over 18,000 different bird species with a wide variety of nest shapes and sizes. From teeny, adorable cups to massive compost mounds, the diversity of birds’ nests is definitely impressive. Chapters 1 BALD...
SciShow
An Unexpected Tool to Track Ancient Civilizations...Bacteria
Scientists have used a bacteria that commonly infects us to track how ancient humans spread to the Americas from Siberia. And other scientists have discovered a new species of hyrax in the forests of Africa by listening to their barks...
TED-Ed
TED-ED: What was so special about Viking ships? - Jan Bill
As the Roman Empire flourished, Scandinavians had small settlements and no central government. Yet by the 11th century, they had spread far from Scandinavia, gaining control of trade routes throughout Europe, conquering kingdoms as far...
SciShow
Why Billions of Passenger Pigeons Died in Under a Century
How could the most abundant bird in North America go extinct so quickly? Short answer: us.
TED Talks
TED: How we wrecked the ocean | Jeremy Jackson
In this bracing talk, coral reef ecologist Jeremy Jackson lays out the shocking state of the ocean today: overfished, overheated, polluted, with indicators that things will get much worse. Astonishing photos and stats make the case.
PBS
When Camels Roamed North America
Camels are famous for adaptations that have allowed them to flourish where most other large mammals would perish. But their story begins over 40 million years ago in North America, and in an environment you'd never expect: a rainforest.
TED Talks
Jonathan Foley: The other inconvenient truth
A skyrocketing demand for food means that agriculture has become the largest driver of climate change, biodiversity loss and environmental destruction. Jonathan Foley shows why we desperately need to begin "terraculture" -- farming for...
TED Talks
TED: Let's bridge the digital divide! | Aleph Molinari
Five billion people can't use the internet. Aleph Molinari empowers digitally excluded people, by giving them access to computers and sharing the know-how to use them.
TED Talks
Dan Pink: The puzzle of motivation
Career analyst Dan Pink examines the puzzle of motivation, starting with a fact that social scientists know but most managers don't: Traditional rewards aren't always as effective as we think. Listen for illuminating stories -- and...
PBS
How Sloths Went From the Seas to the Trees
The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and others still hiding from predators in towering cliffs. So why are their only living relatives in the trees?
SciShow
The Ancient Island That Transformed Washington: A SciShow Field Trip #2
Even though there are no volcanoes on the Olympic Peninsula, you can find lots of volcanic rocks on the beaches. This bizarre circumstance might have to do with how the ancient island transformed Washington state.
SciShow
SciShow Talk Show: Dr. Jeff Good & Cas the Arctic Fox
Welcome back to SciShow Talk Show where Hank talks with Dr. Jeff Good about seasonal animal adaptations. Special guest Jessi Knudsen Castañeda with Cas the Arctic Fox.
SciShow
The Science of Shipwreck Graveyards
Modern technology can make us forget how cruel the ocean once was to seafarers. Even with these new technologies, some parts of the sea are still just plain dangerous. Here are a few places on Earth where ships have met the briny depths.
PBS
The Story of Saberteeth
Smilodon was a fearsome Ice Age cat, the size of a modern-day tiger, that had a pair of fangs nearly 18 centimeters long. But it was only the last and largest of the great sabertooths: ridiculously long canines had already been a trend...
TED Talks
Niall Ferguson: The 6 killer apps of prosperity
Over the past few centuries, Western cultures have been very good at creating general prosperity for themselves. Historian Niall Ferguson asks: Why the West, and less so the rest? He suggests half a dozen big ideas from Western culture...
SciShow
How Much Humanity Weighs
Hank gives us a summary of a strange new calculation, which estimates the total body mass of all the humans on earth.
Crash Course
Migration: Crash Course European History
Between 1840 and 1914, an estimated 40 million people left Europe. This is one of the most significant migrations in human history. So, who was leaving Europe? And why? Crash Course is on Patreon! You can support us directly by signing...
SciShow
5 Tiny Animals With BIG Migrations
These little fliers may be small, but pound for pound, they go farther than just about anyone else. Chapters RUBY-THROATED HUMMINGBIRD 0:40 HOVERFLY 2:56 MONARCH BUTTERFLY 4:11 DESERT LOCUST 6:10 5 WANDERING GLIDER 9:41