TED Talks
Erica Frenkel: The universal anesthesia machine
What if you're in surgery and the power goes out? No lights, no oxygen -- and your anesthesia stops flowing. It happens constantly in hospitals throughout the world, turning routine procedures into tragedies. Erica Frenkel demos one...
MinuteEarth
Dangerous Marshmallows?!
Burning a marshmallow can release more energy than detonating an equal mass of TNT...so why isn't a marshmallow as dangerous?
Bozeman Science
AP Biology Lab 12: Dissolved Oxygen
Mr. Andersen demonstrates the azide-winkler method of dissolved oxygen analysis.
SciShow
What We Do With Dead Bodies
Everyone dies, but what do we do with those bodies? In this episode of SciShow, Hank explores the various options, from mummification to liquefaction, and everything in between.
SciShow
3 New Missions Just Left for Mars! | SciShow News
A launch window that only happens every 26 months means it’s the perfect time to head to Mars! The United Arab Emirates, China, and the United States all took advantage of this excellent timing.
SciShow
The Surprising Secrets of Destroyed Exoplanets - SciShow News
Scientists are learning new things by looking at the remains of exoplanets, NASA has unveiled a new spacesuit design, and engineers fixed a problem from one hundred million kilometers away.
SciShow
MOXIE and SpaceX launch
NASA's MOXIE successfully creates Oxygen on Mars, and SpaceX's Crew-Dragon successfully returns to the ISS.
SciShow
Could We Breed Giant Spiders?
If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?
SciShow
9 Animals That Will Outlive Us
Lack of food, no sunlight and nuclear disaster might mean the end of the world for humans, but these 9 animals just might make it.
SciShow
Phytoplankton: Arguably the Most Important Life on Earth
There are incredible creatures living in the ocean that have the power to reshape the planet’s atmosphere - and you’ve probably never even seen them before. These microscopic critters are called phytoplankton, and almost all life, both...
SciShow
MouthPeeing and 5 Other Extreme Turtle Traits
From peeing out of their mouths to being capable of living in icy water, turtles have evolved remarkable, but a little bit bizarre traits to survive.
PBS
When The Earth Was Purple
Besides the blue of the oceans, the dominant color of our planet, as we know it, is green. But imagine a time when the Earth looked a little .... purple.
SciShow
Could Life Have Survived in Mars's Ancient Lake?
Samples from the Curiosity rover suggest that Mars had a potentially habitable lake in its past, and gravitational lensing has helped scientists weigh a star!
SciShow
3 Space Missions to Look for in 2021
2021 is expected to bring some very exciting missions: We're putting more cool tech on Mars, going back around the Moon, and testing some sweet planetary defense from asteroids!
SciShow
Why Are Snowflakes Flat
We’re told that all snowflakes are unique. But when you really think about them, snowflakes get even more interesting - as ice crystals forming in 3D space, why are snowflakes basically 2D?
SciShow
Can You Get a Sunburn Behind a Window?
If you’re not lounging on the beach on a hot summer day, why would you think to put on sunscreen? Well, you might need sunscreen more often than you think.
Be Smart
How Poop Shapes the World
Waste not, want not.... right? Poop, in all of its various forms throughout nature, shapes the world in ways you might not imagine. One creature's waste is another's fuel, and all over nature these leftovers help new life spring up....
TED Talks
Jonathan Trent: Energy from floating algae pods
Call it "fuel without fossils": Jonathan Trent is working on a plan to grow new biofuel by farming micro-algae in floating offshore pods that eat wastewater from cities. Hear his team's bold vision for Project OMEGA (Offshore Membrane...
TED-Ed
TED-Ed: How a single-celled organism almost wiped out life on Earth - Anusuya Willis
There's an organism that changed the world. It caused the first mass extinction in Earth's history and also paved the way for complex life. How? Anusuya Willis explains how cyanobacteria, simple organisms that don't even have nuclei or...
SciShow
Great Minds: Robert Goddard, Original Rocket Scientist
Get to know Robert Goddard, one of the original rocket scientists!
SciShow
A Brief History of Life on Earth: The Full Series
From the Archean Eon to the Holocene Epoch, check out this SciShow mini-series for a primer about life on earth.
TED-Ed
TED-Ed: How do ventilators work?
In the 16th century, physician Andreas Vesalius described how a suffocating animal could be kept alive by inserting a tube into its trachea and blowing air to inflate its lungs. Today, Vesalius’s treatise is recognized as the first...
Crash Course
Why the Evolutionary Epic Matters: Crash Course Big History
Today we're talking about evolution_basically the history of all life on Earth. The thing is, why are we talking about this. Well, the story of life, all the way back to single celled microbes billions of years ago, is all part of our...
SciShow
If oxygen means fire, how do we get it on airplanes? #shorts #science #SciShow
If oxygen means fire, how do we get it on airplanes? #shorts #science #SciShow