MinutePhysics
Why Isn't It Faster To Fly West?
If the earth is spinning to the east at 1000 miles per hour... why can't we fly west more easily?
MinutePhysics
Why is it Dark at Night
Have you ever wondered why you look up and see a dark sky at night?
MinutePhysics
Relativistic Addition of Velocity | Special Relativity Ch. 6
This video is chapter 6 in my series on special relativity, and it covers the topic of relativistic addition of velocity: aka, how things that are moving relative to one inertial reference frame, which is moving relative to another...
MinutePhysics
Immovable Object vs. Unstoppable Force - Which Wins
Immovable Object vs. Unstoppable Force - Which Wins
SciShow
10 Discoveries Made in National Parks
You might think of national parks as a nice place to see a geyser, or a big ol’ canyon, but over the past 100 years, US national parks have produced some of the biggest, oldest, deepest, and creepiest discoveries that have been made in...
TED Talks
An Astrophysicist on a Mission to Uncover the Secrets of Space
In the past decade, astronomers have discovered interstellar objects, including a 2014 meteor that collided with Earth and 'Oumuamua in 2017. These objects, moving too fast to be bound by the Sun's gravity, have sparked questions about...
SciShow
Why NASA Put The Moon In A Pool
NASA has been using swimming pools to train astronauts since the 1960s. The largest is the Neutral Buoyancy Laboratory (NBL), which holds roughly 9 olympic pools worth of water and has contained not just mockups of space station and...
SciShow
The Surprisingly Useful Physics of Desk Toys
How do Newton's Cradles connect to cancer treatments? Let's unpack the physics of some of our favorite desk toys, from dippy birds to perpetual motion machines, and explore how these scientific principles can be used beyond an office desk.
MinutePhysics
How Do We Know The Universe Is Accelerating?
The universe is expanding – this we know from looking at red shifts of distant galaxies – but the acceleration of the universe's expansion is harder to measure. It requires measuring the change of recession velocity over time, and it's...
PBS
Coping With Alzheimer's: A Mother & Daughter Portrait Of Long-Term Care
After being diagnosed with Alzheimer's, professional artist Mary Wyant slowly lost her ability to paint and the ability to take care of herself. Ray Suarez examines the story of Mary and her daughter Rebecca, who is now her mother's...
SciShow
Why Do We Rhyme?
Rhymes might seem frivolous, but there's scientific evidence for why we like them so much.
SciShow
Mercury Shouldn't Be Liquid. But It Is.
Mercury, a.k.a. quicksilver, is famous for being a liquid at room temperature...and also below room temperature. But you can't use a high school chem class to explain why. Instead, we need a little help from Einstein.
TED Talks
TED: A playbook on financing climate solutions | Nili Gilbert and David Blood
Tackling climate change costs a lot of money — and the financial sector is key to getting that money flowing. In a wide-ranging conversation, sustainable investment leaders Nili Gilbert and David Blood discuss where progress is being...
TED Talks
TED: Photographing nature beyond the limits of human perception | Doris Mitsch
Artist Doris Mitsch invites us to revel in the wonders of nature through her dazzling photography: stacked images of starlings in flight, hawks surfing thermal updrafts, bats echolocating through the night sky and more. Revealing the...
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
How Do Lakes Form? | Goodbye, Mister Brown! | SciShow Kids
Mister Brown is moving away to Wisconsin, so Jessi, Squeaks and all of his Fort friends are here to say goodbye. But before he goes, Mister Brown want to teach everyone about the place he's moving to and all the amazing glacial lakes...
SciShow
How to Move the Sky
The earth is always moving, and our view of the night sky is slowly but surely changing.
SciShow
We Don’t Know Why Astronauts Get Motion Sick
A majority of modern astronauts experience any one of a suite of symptoms scientists collectively call Space Motion Sickness, or SMS. But despite knowing about it for nearly as long as humans have gone into space, we still don't know...
SciShow
The Only Moons That Trade Places
Saturn's moons Janus and Epimetheus were once thought to be the same moon. It turns out they're dance partners.
PBS
Planet X Discovered?? + Challenge Winners!
Some funky orbits near the Kuiper Belt are hinting towards a brand new planet, the elusive ‘Planet X.’ Our friends Mike Brown and Konstantin Batygin of Caltech are working hard to finally spot the potential gas giant through powerful...
PBS
How Far Beyond Earth Could Humanity Spread?
We humans have always been explorers. The great civilizations that have arisen across the world are owed to our restless ancestors. These days, there’s not much of Earth left to explore. But if we look up, there’s a whole universe out...