SciShow
Four Weird Ways to Make Electricity
When you think of newer ways to make electricity, solar cells and wind turbines may come to mind. But scientists can make the stuff from just about anything. And they're working on some truly bizarre ways to generate power.
TED Talks
TED: How sci-fi informs our climate future — and what to do next | Zainab Usman
Science fiction authors have warned us for decades: division among global leaders can quickly create dystopia. Political economist Zainab Usman thinks present-day power struggles may seriously hinder the world's ability to fight climate...
SciShow Kids
Meet the Mars Rovers! | Let's Explore Mars! | SciShow Kids
Squeaks and Jessi explore how scientists can learn things about Mars by sending rovers to land on it. They can drive around, do science, and help us learn about the Red Planet!
SciShow Kids
Journey to Mars! | SciShow Kids Compilation
Put on your spacesuits, because we’re off to explore Mars! We’ll learn all about how we could live there, and meet the robots that already do! ----------
SciShow
The Spacecraft That Wasn't Designed To Land, But Did
Many space missions take billions of dollars and decades of work to get develop, but 25 years ago this spacecraft delivered stunning results on a shoestring budget and a minimal development timeline.
SciShow
5 Inventions Showing Us the Future of Solar Energy
When you imagine the energy of the future, solar power is probably in the picture – but in recent years, less than 2% of the world’s electricity has come from solar power. Here are 5 new inventions that are likely to change that.
SciShow
7 Amazing Origami-Inspired Inventions
Scientists and engineers are taking folding into the future!
TED Talks
TED: How wireless energy from space could power everything | Ali Hajimiri
Modern life runs on wireless technology. What if the energy powering our devices could also be transmitted without wires? Electrical engineer Ali Hajimiri explains the principles behind wireless energy transfer and shares his far-out...
TED-Ed
TED-Ed: Are solar panels worth it? | Shannon Odell
Today in many countries solar is the cheapest form of energy to produce. Millions of homes are equipped with rooftop solar, with most units paying for themselves in their first seven to 12 years and then generating further savings. So,...
TED Talks
TED: What if buildings created energy instead of consuming it? | Ksenia Petrichenko
Buildings are bad news for the climate -- but they don't have to be. While our structures are currently responsible for a third of global energy consumption and emissions, a future where they create more energy than they consume is...
TED Talks
TED: The global opportunity to accelerate Africa's sustainable future | Vanessa Nakate
Climate justice activist Vanessa Nakate sits down with former president of Ireland Mary Robinson for an enlightening, intergenerational conversation about the state of the climate crisis. Nakate paints a picture of life in her home...
SciShow
How Engineers Move Medicine Around the World
Modern medicine has made great strides when it comes to treating and preventing some of the worst diseases in history. But getting that medicine from labs to remote regions presents some interesting engineering challenges.
TED-Ed
TED-Ed: Why don't we cover the desert with solar panels? | Dan Kwartler
Stretching over roughly nine million square kilometers and with sands reaching temperatures of up to 80° Celsius, the Sahara Desert receives about 22 million terawatt hours of energy from the Sun every year. That's well over 100 times...
SciShow
7 Amazing Origami-Inspired Inventions
Scientists and engineers are taking folding into the future!
MinutePhysics
How to Build a Lava Moat (with xkcd)
The world's most entertaining and useless self-help guide, from the brilliant mind behind the wildly popular webcomic xkcd and the #1 New York Times bestsellers What If? and Thing Explainer For any task you might want to do, there's a...
SciShow
Solar-Powered Plane and Contagious Shellfish Cancer
A plane fueled only by the sun is flying around the world and a certain cancer in shellfish is contagious! Olivia Gordon explains these stories in this week's SciShow News.
TED Talks
TED: Can China achieve its ambitious climate pledges? | Hongqiao Liu
In 2020, China's President Xi Jinping pledged that China would both peak its emissions by 2030 and achieve net-zero emissions by 2060 -- a change that will require action at an unheard-of scale and speed. Can the country actually achieve...
SciShow
Early Galaxies Ran on Empty Gas Tanks
Many galaxies formed fast after the Big Bang, but about half of them suddenly stopped making new stars and it looks like this is literally because they ran out of gas. And with new instruments and techniques, we are now finding lost...
TED Talks
Juan Enriquez: Using biology to rethink the energy challenge
Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.
SciShow
Everything You Need to Know About Living on Mars
Scientists are constantly researching different ways people could potentially live on Mars. Start making your future Martian travel plans with this collection of videos about the unique challenges of putting humans on Mars.
SciShow
5 Animals With (Understandably) Poor Judgment
Evolution is a long, slow process - but sometimes, changes (often caused by humans) happen too quickly for a species to properly adjust. These scenarios are called evolutionary traps, and can lead species to make seemingly-illogical...
TED Talks
TED: A reality check on renewables | David MacKay
How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options ... and...
SciShow
Will the Opportunity Rover Survive This Dust Storm?
The global dust storm on Mars is threatening the Opportunity rover and the wind on Venus might be changing the length of its days.
PBS
Suicide Space Robots
Let's take a moment to remember the selfless sacrifices made by some amazing robotic explorers.