SciShow
Three New Exoplanets Close to Home
TESS found 3 new exoplanets around a strangely calm m-dwarf star, and it's possible they could be habitable!
MinuteEarth
The Problem With Concrete
Concrete is responsible for 8% of humanity’s carbon emissions because making its key ingredient - cement - chemically releases CO2, and because we burn fossil fuels to make it happen. ___________________________________________ To learn...
MinuteEarth
Where Did Earth's Water Come From?
Earth didn't have water when it formed, but it does now! How did it get wet?
SciShow
Why Does Venus Spin Backwards?
We're always learning more about far away galaxies and exoplanets, but we still have some pretty big mysteries hanging out here in the solar system, like why Venus spins the way it does.
SciShow
How Other-Worldly Auroras Help Us Explore the Galaxy
Earth’s northern and southern lights are some of the most magical sights on our planet. But they’re not unique to Earth, and aside from being beautiful, auroras can also give us unusual insights into these other worlds.
SciShow
Could Complex Life Survive on Mars - SciShow News
The water on Mars probably doesn't have much oxygen, but new models show that life doesn't need as much O2 as we thought. And NASA is sending a claw machine to the red planet!
TED-Ed
TED-ED: Can you solve the seven planets riddle? - Edwin F. Meyer
Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you must apprehend them before their reinforcements arrive. Of course, the fugitives won't just stay put _ they'll try to dodge you by...
Be Smart
The Most Extreme Life Forms On Earth.... And Beyond?
What have we learned from exploring Earth's harshest locations? That pretty everywhere we look for life, we find it. From smoking hot hydrothermal vents to icy deserts, up in clouds and inside rocks, extremophiles have found a way to...
SciShow
Learning About Lightning from Superbolts
If you ask someone to picture a thunderstorm, chances are they will have no problem slipping into a memory of dark clouds and bright flashes screaming out from them. But, incredibly, they’re probably picturing the tame version of...
SciShow
How Many Stars Are There?
How many stars are there in the universe? This question leads Hank to a couple other questions - How many stars can we see from Earth? How many stars are there in our galaxy? - but the answer to the original question proves elusive.
PBS
What Physics Teachers Get Wrong About Tides!
We all know tides have something to do with gravity from the Moon and Sun, but if gravity affects the motion of all objects equally, then how come oceans have large tides while other bodies of water don't? It's because your mental...
Crash Course Kids
Seeing Stars
So you know what a star is, right? Well, if you don't, you should. We've talked about that big one in the sky a few times: The Sun! But there are a lot of bright dots in the night sky and not all of them are stars. Today, let's play a...
Crash Course
Photosynthesis: Crash Course Biology
Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well.
SciShow
The Equator Is a Bad Place for These Rocket Launches
Some satellites orbit in the same direction the planet rotates, which means they get a boost for their launch, but most have orbits where that isn’t ideal, and that creates some challenges for engineers.
SciShow
A New Way to Find Planets!
For the first time, astronomers have detected the light coming from an exoplanet. SciShow Space News explains how they did it, and why it was so difficult in the first place.
SciShow
3 Ways Exoplanets Rocked Planetary Science
Exoplanets have taught us a lot more about planets than our solar system could ever teach us, from what happens when they’re born, to what happens when their stars die.
SciShow
Algae Might One Day Rule the World
Algae is one of the oldest and most abundant forms of life on planet Earth, so it only makes sense that it offers a ton of solutions to unsustainable modern problems. Here are five ways in which algae continues to reshape the world.
SciShow
Engineering Plants That Fertilize Themselves to Save the World
Humans have relied on fertilizers to grow their plants for thousands of years. But the production of synthetic fertilizers also requires an immense amount of energy that comes primarily from fossil fuels and therefore contributes to...
SciShow
The Oldest Crater from a Meteorite…Isn’t a Crater after All?
There's one crater that may be older than any that we know of. Except there's a snag, it might not actually be a crater at all.
TED-Ed
TED-ED: How long will human impacts last? - David Biello
Imagine aliens land on Earth a million years from now. What will these curious searchers find of us? They will find what geologists, scientists, and other experts are increasingly calling the Anthropocene, or new age of mankind. David...
SciShow Kids
Check Out the Satellites!
You might not know it, but there are thousands of human-made satellites orbiting the Earth! They help us do everything from study the climate to make phone calls, and there are even some satellites that people can live on!
Bozeman Science
Water: A Polar Molecule
In this video Paul Andersen explains how the polarity of water makes life on the planet possible. Oxygen is highly electronegative and pulls the electrons closely creating a partial negative charge. The polarity of water (and the...