Be Smart
Doomsday Machines
Nuclear weapons represent the darker side of E=mc^2. Science has given us the ability to understand what will happen if these weapons are ever used again.... and what will happen if they are *never* used again.
SciShow
The Future of Driving | Compilation
Self driving cars and self-repairing roads: the future of driving is bright, or at least less aggravating.
SciShow
Great Minds: Robert Goddard, Original Rocket Scientist
Get to know Robert Goddard, one of the original rocket scientists!
SciShow
Quiz Show with Caitlin Hofmeister
Welcome back to Scishow Quizshow! In this episode Hank Green and Caitlin Hofmeister go head to head to compete for subbable subscribers.
SciShow
Liquid Fluoride Thorium Reactors LFTR Energy for the Future
Hank addresses a highly requested topic - liquid fluoride thorium reactors - and tells us how LFTR might be the future of energy in ... China?
SciShow
Take a Ride on the Interplanetary Superhighway
Normal interplanetary travel uses lots of fuel, but taking advantage of some quirks of gravity can let us travel between planets using hardly any fuel at all.
TED-Ed
TED-Ed: How do jetpacks work? And why don't we all have them? | Richard Browning
In 1961, Yuri Gagarin piloted a spacecraft in humanity's first manned space flight. A week later, Bell Aerosystems debuted a gas-powered rocket pack that could fly 35 meters in 13 seconds. Unfortunately, engineers knew this short flight...
PBS
The End of the Habitable Zone
The Sun is getting brighter and the planets in our solar system that are habitable are changing.
SciShow
Big Idea: Gunpowder
Chinese alchemists searching for an elixir of eternal life discovered the world's first chemical explosive. Hank has the full story on gunpowder in this SciShow about a big idea of science.
SciShow
SpaceX Plans to Colonize Mars!
We are that much closer to making space travel a reality and SpaceX is helping make that possible.
MinuteEarth
Will Gas Stations Survive?
Although it’s not likely to happen soon, someday gas stations may be replaced by (or turn into) another type of fueling station, because no fuel or mode of transportation is forever
SciShow
Why Don't We Have Nuclear Fusion Power Yet?
Fusion power is supposed to save us from fossil fuels, so when is nuclear fusion going to be a viable option and why has it been so elusive?
SciShow
The First Humans on the Moon
The Apollo 11 mission had many opportunities for things to go awry, and they almost did! Find out how a felt-tipped pen may have saved the lives of the first astronauts on the moon, and more!
SciShow
The Electric Thruster That Could Send Humans to Mars
To get humans on Mars we're going to need some innovative tech that can move lots of things at high speed. Luckily, we might already have something that can do the job.
TED-Ed
Why are airplanes slower than they used to be? | Alex Gendler
In 1996, a British Airways plane flew from New York to London in a record-breaking two hours and fifty-three minutes. Today, however, passengers flying the same route can expect to spend no less than six hours in the air — twice as long....
SciShow
How Space Shuttle Discovery got its Solar-powered Wings
If you want to get into space, you need combustible fuel. But if you want to stay operational in space, you need to harness the power of the sun itself.
TED Talks
T. Boone Pickens: Let's transform energy -- with natural gas
The US consumes 25% of the world's oil -- but as energy tycoon T. Boone Pickens points out onstage, the country has no energy policy to prepare for the inevitable. Is alternative energy our bridge to an oil-free future? After losing $150...
MinutePhysics
How the Sun works - Fusion and Quantum Tunneling
In this episode, we learn about how the sun can burn for billions of years without running out of fuel.
SciShow
Should You Talk to Your Plants to Help Them Grow?
You may have heard that plants do better with verbal encouragement, but is there any evidence supporting this gardening tale?
TED-Ed
TED-Ed: Can you solve the airplane riddle? - Judd A. Schorr
Professor Fukan_, the famous scientist, has embarked on a new challenge - piloting around the world in a plane of his own design. There's just one problem: there's not enough fuel to complete the journey. Luckily, there are two other...
TED-Ed
TED-Ed: What would it be like to live on the moon? - Alex Gendler
The European Space Agency is hoping to establish an inhabited research base on the moon by the 2020s. But living in this "moon camp" won't be easy. How will humans deal with the cosmic radiation? What will the inhabitants eat? And what's...
SciShow
5 Weird Things That Can Catch Fire
Fire: it's beautiful, it's dangerous, and it shows up in surprising places. Here are five weird things you might have on hand that can go up in flames. Chapters 0:00 0:05 0:11 0:17 0:23 0:29
SciShow
The Sweet and Lowdown on Sweeteners
From sucrose to high fructose corn syrup to... lead? Hank gives us the sweet and lowdown on sweeteners.
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...