SciShow
How to Stop Light in Its Tracks
Scientists have created beams of light that are slower than a car! Not only that, but with the literal flick of a switch, they can freeze that beam of light in place!
TED Talks
TED: Photos from a storm chaser | Camille Seaman
Photographer Camille Seaman has been chasing storms for 5 years. In this talk she shows stunning, surreal photos of the heavens in tumult.
SciShow Kids
What Are Clouds Made Of?
Clouds can look like castles made of cotton candy, or they can be thin and wispy. But have you ever wondered what clouds actually are?
SciShow
The Supernova of 1054, Our Very Special Guest Star
All of humanity likely saw it, a brilliant supernova that lit up the daytime sky in 1054. But 960 years later, there’s still a lot we dont quite understand about the famous celestial phenomenon.
Be Smart
The Cosmic Origins of Earth's Water
Why is Earth is a blue planet? Because it's covered in water! Where did Earth's water come from? Of course, water isn't unique to our planet. The origin of water traces beyond the solar system to the earliest days of the universe. Here's...
SciShow
Why Can We See Our Breath In The Cold?
Quick Questions explains how cold winter air triggers the same processes that form clouds, fog, and dew so you can see your breath!
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!
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
Where Does the Solar System End?
SciShow Space explains how different experts define our the boundaries of our solar system and why it's way more complicated (and interesting) than it sounds.
TED-Ed
TED-Ed: The science of static electricity - Anuradha Bhagwat
We've all had the experience: you're walking across a soft carpet, you reach for the doorknob and - ZAP. But what causes this trademark jolt of static electricity? Anuradha Bhagwat sheds light on the phenomenon by examining the nature of...
SciShow
The Biggest-Ever Supernova
NASA has chosen three companies whose craft it will use to ship cargo to the ISS and we've got new details about the brightest supernova we've ever observed.
SciShow
The Fog That Killed 12,000 People
How can smog affect the life expectancy of people? Scientists have investigated the causes and repercussions of The Great Smog of London in 1952, and continue to study the effects of air pollution around the world today.
SciShow
Weird Places The Endless Lightning at Lake Maracaibo
During peak thunderstorm season, Lake Maracaibo has an average of 28 lightning strikes per minute hit its surface. But why?
SciShow
This Nebula Is Disappearing Absurdly Fast | SciShow News
Over just 20 years, the Stingray nebula has become anywhere from 29 to 900 times dimmer! It could teach us a ton about how nebulas evolve over time, and what happens when everything is going a lot faster than expected.
TED-Ed
TED-ED: The most lightning-struck place on Earth - Graeme Anderson
Lake Maracaibo is the stormiest place on the planet. Thunderstorms rage above this massive body of water for up to 200 days of the year, with each ear-splitting event lasting for several hours. But why? Graeme Anderson lists the factors...
MinuteEarth
Why Doesn't All Thunder Sound The Same?
We've all experienced thunder, but what ARE all those claps, booms, and rumbles?
SciShow
This Is Not What an Atom Looks Like
What does an atom look like? Throughout history scientists and philosophers have attempted to answer this question. As a result, they've come up with some useful models for understanding the building blocks of our universe.
SciShow
The Oort Cloud Believe it or Not
Learn about the Oort Cloud with host Reid Reimers on this episode of SciShow Space!
SciShow
3 Physics Experiments that Changed the World
Physics investigates why the universe behaves the way that it does, and today, Hank tells us about the three physics experiments that he thinks were the most awesome at helping us understand how the universe works.
SciShow
Healing Hearts, Space Jewelry, and the Newest Mammal
Hank reveals the latest discoveries, including a way to make new, beating heart cells, ancient Egyptian jewelry made from meteorites, and the first mammal to be discovered in the Americas in 35 years, the adorable olinguito.
SciShow Kids
What Causes Thunder and Lightning?
A SciShow Kids viewer wants to know, 'Why do lightning and thunder happen?' Get your raincoat, because Jessi will take you inside a thunderstorm to give you the answer!
PBS
The Fate of the First Stars
Population III stars were the very first stars in our universe and far larger than any we can see today. Where are they now?
Crash Course
Introduction to the Solar System
In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today.
Crash Course
Galaxies, part 1
The Milky Way is our neighborhood in the universe. It’s a galaxy and there are many others out there. Galaxies contain gas, dust, and billions of stars or more. They come in four main shapes: elliptical, spiral, peculiar, and irregular....