PBS
How the Himalayas Changed the World
The rise of the Himalayas affected more than just the immediate area. Turns out, we may have them to thank for everything from the rise of giant flightless birds in Madagascar; to the disappearance of plants from Antarctica; to the...
Be Smart
Why Trees Look Like Rivers and Also Blood Vessels and Also Lightning…
Why do the same, self-repeating patterns appear in trees, rivers, lightning, and even our bodies? Is there some essential, hidden rule of nature that makes these intricate designs appear all over the place? Let’s talk about fractals.
SciShow
Something Weird Is Happening With This Bright Red Beach
China's Red Beach is a stunningly beautiful tourist destination. But the plants that make Red Beach red are hiding a secret -- one that could save other wetlands, if we can save this one first. Hosted by: Stefan Chin (he/him)
SciShow
What’s the Largest Sofa You Can Move Around a Corner?
It's not just fictional sitcom characters who struggle with navigating an oversized sofa around a tight corner. Mathematicians have their own version of the problem, and have spent the last six decades trying to not just find the largest...
SciShow
Solving the Nazca Lines’ Ancient Archeological Mystery
In the desert of Peru, hundreds of enormous ancient drawings are carved into the dirt. They're called the Nazca Lines, and archeologists are still arguing over what they mean. Hosted by: Niba @NotesbyNiba (she/her)
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...
Crash Course
Community Ecology: Interspecies Interactions: Crash Course Biology #6
Community ecology is the study of interactions between different species of living things, and lets ecologists examine the effects of predator-prey relationships, parasites, and mutually beneficial interactions. In this episode of Crash...
Crash Course
Speciation: Where Do Species Come From?: Crash Course Biology #15
How can you tell two species apart? It’s not always simple. In this episode of Crash Course Biology, we’ll learn about speciation—a process that can happen over millions of years, or within a single generation. Along the way, we’ll...
TED Talks
How industrial fishing sinks communities | Lamin Jassey
What happens when the fish that sustain a community start disappearing? Environmental activist Lamin Jassey shares how industrial fish meal factories are devastating local waters, livelihoods and health in The Gambia — and how...
TED-Ed
What would happen if the Amazon Rainforest disappeared? | Anna Rothschild
As of 2022, humans have deforested 17% of the Amazon, and scientists warn that we may be approaching a tipping point. It’s like removing bricks from a house: take a few and the house remains standing; remove too many and the whole thing...
TED Talks
TED: Democracy is being tested. Citizen assemblies can help | Ketakandriana Rafitoson
How can everyday people help foster and protect democracy? Detailing her work fighting for people power as an activist in Madagascar, Ketakandriana Rafitoson discusses how citizen assemblies — meetings where ordinary citizens get...
TED Talks
TED: Break the bad news bubble (Part 2) | Angus Hervey
It's time for our periodic update of good news from Angus Hervey, founder of Fix the News, an independent publication that reports stories of global progress. In a quick talk, he shares three major updates of recent human progress on...
Amoeba Sisters
Lymphatic System
Explore the lymphatic system with the Amoeba Sisters! This introduction talks about lymph, the general way lymph travels in the lymphatic system, primary and secondary lymphoid organs and tissues, general functions of the lymphatic...
MinuteEarth
How Fighting Wildfires Makes Them Worse
Today's wildfires burn, on average, twice the amount of land they did in 1970. The reason? We've been working too hard to put them out. Want to learn more about the topic in this week's video? Here's a keyword/phrase to get your googling...
Crash Course Kids
Weather vs. Climate
So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences...
Bozeman Science
The Hierarchy of Life
Paul Andersen explains how biology is ordered in the hierarchy of life. He first of all describes how emergent properties appear as you move to more inclusive systems. The then describes life at the following levels; atom, molecule,...
SciShow Kids
The Rainiest Places on Earth | SciShow Kids
In this episode of SciShow Kids, Jessi and Squeaks learn about places with record-breaking rainfall.
TED Talks
TED: An updated action plan for solving the climate crisis — and a look at progress to date | Ryan Panchadsaram, Anjali Grover and David Biello
When it comes to climate, what are we doing right and where should we focus our efforts next? Systems innovator Ryan Panchadsaram and strategist Anjali Grover talk with TED science curator David Biello about the latest on the world's...
TED Talks
TED: A new national park to reclaim Indigenous land | Tracie Revis
In a part of the United States with more than 17,000 years of human history, cultural preservation advocate Tracie Revis is working to turn the Ocmulgee Mounds into Georgia's first national park and preserve. This park would be...
SciShow
Chernobyl's Radioactive Wild Boar Paradox
After the Chernobyl Disaster, researchers have been studying the movement of radioactive contamination all over central Europe. Fortunately, that radioactive contamination is decreasing in just about every living thing, except for one...
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
Something's Been Making Weird Pits in the Seafloor
For years, scientists couldn't solve the mystery of strange pits on the floor of the North Sea. Initially they blamed methane seeps, but it seems like the pits were actually made on porpoise.