TED Talks
Kamal Meattle: How to grow fresh air
Researcher Kamal Meattle shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air.
SciShow
What If the Large Hadron Collider Made a Black Hole?
Making a black hole in a particle accelerator sounds… a bit dangerous, to say the least, but scientists think that it could be possible! Here's why it probably wouldn't be dangerous -- and might even teach us something.
MinuteEarth
Why Don't Sled Dogs Ever Get Tired?
Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism. ___________________________________________ To learn more about this topic, start your googling with these keywords: Glycolysis: The...
TED Talks
Norman Foster: My green agenda for architecture
Architect Norman Foster discusses his own work to show how computers can help architects design buildings that are green, beautiful and "basically pollution-free." From the 2007 DLD Conference, Munich; www.dld-conference.com
TED Talks
TED: Tracking the whole world's carbon emissions -- with satellites and AI | Gavin McCormick
What we know today about global greenhouse gas emissions is mostly self-reported by countries, and those numbers (sometimes tallied manually on paper!) are often inaccurate and prone to manipulation. If we really want to get serious...
MinuteEarth
Why Can't We Get Power From Waves?
Wave power hasn’t yet made a splash because it’s hard to use waves to spin turbines, and because the sea is a harsh place to build things.
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To learn more, start your googling with these...
SciShow
The Climate Crisis Is Changing the Circle of Life
When you think about the impact of climate change on the circle of life, you likely picture polar bears or Bengal tigers struggling in new conditions. But the impacts on the world go all the way down to the tiniest creatures who do some...
SciShow
6 Bacteria with Awesome Superpowers
Bacteria have evolved some pretty incredible abilities. They may never star in a big summer movie, but here are six bacteria with amazing superpowers.
SciShow
The Only Non-Human Mammal that Farms
This week, we discovered that some gophers are not the pests they’re made out to be, perhaps even sharing some of the farming behaviors of humans. And a martian rock a million years in the making finally has its origin story.
PBS
The Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
Our universe is prone to increasing disorder and chaos. So how did it generate the extreme complexity we see in life? Actually, the laws of physics themselves may demand it.
Bozeman Science
Waves
Mr. Andersen introduces the concept of waves. Both transverse and logitudinal waves are described. The relationship between wave speed, wave frequency and wavelength is also included.
SciShow
Why Don't All Birds Fly in V Shapes?
Some birds fly in V shapes because it has many benefits, but other birds fly in clumps instead. Why would they do that?
TED Talks
Steven Cowley: Fusion is energy's future
Physicist Steven Cowley is certain that nuclear fusion is the only truly sustainable solution to the fuel crisis. He explains why fusion will work -- and details the projects that he and many others have devoted their lives to, working...
MinutePhysics
Higgs Boson Part III - How to Discover a Particle
How do you know when you've "discovered" a particle? What do we mean by "discovery"?
Crash Course
The Electron: Crash Course Chemistry
Hank brings us the story of the electron and describes how reality is a kind of music, discussing electron shells and orbitals, electron configurations, ionization and electron affinities, and how all these things can be understood via...
SciShow
Buran: The Space Shuttle That Almost Was
Did you know the Soviet Union had its own Space Shuttle? Learn all about the Buran, what happened to it, and what innovations set it apart from its NASA counterpart.
SciShow
Building a Dyson Sphere
What if an advanced civilization ran out of room to grow on their home planet? Their best bet might be to build settlements in space, so they could capture more of their star's energy.
Crash Course
What Does the Atmosphere Do Crash Course Geography
Much like a cell membrane, our atmosphere forms a protective boundary between outer space and the biosphere that allows for all life to exist on Earth’s surface. Today, we’re going to talk about its composition and layers (the...
TED-Ed
Why good ideas get trapped in the valley of death -- and how to rescue them | TED-Ed
All new products must pass through the "valley of death" before they reach the market. Many never make it out, and sometimes that's OK -- if they don't work, don't fill a need or for any number of reasons. One of the fields where this...
SciShow
The Physics of "Punkin Chunkin"
"Punkin Chunkin" is the United State's annual contest to see whose homemade machine can hurl a pumpkin the farthest (without explosives!). Every November, thousands of amateur engineers converge on a farm in Delaware to put their...
SciShow
The Next Search for Alien Life, and Release the Cubesats!
SciShow Space explores the latest mission to search for extraterrestrial life, and the mission of two tiny satellites that aims to make space travel safer.
TED-Ed
TED-ED: Tracking grizzly bears from space - David Laskin
Grizzly bears stick to a mostly vegetarian diet in sync with plant growing seasons. However, as grizzlies' habitats grow smaller, food is harder to come by. Using NASA satellites, scientists track the shifting, interrelated patterns of...
SciShow
Does Microwaving Food Destroy Its Vitamins?
Many people avoid using microwave ovens, fearing how it changes the molecular structure of your food, but studies have some evidence that may surprise you.