TED Talks
TED: The story of 'Oumuamua, the first visitor from another star system | Karen J. Meech
In October 2017, astrobiologist Karen J. Meech got the call every astronomer waits for: NASA had spotted the very first visitor from another star system. The interstellar comet -- a half-mile-long object eventually named `Oumuamua, from...
TED-Ed
TED-ED: How small are we in the scale of the universe? - Alex Hofeldt
In 1995, scientists pointed the Hubble Telescope at an area of the sky near the Big Dipper. The location was apparently empty, and the whole endeavor was risky _ what, if anything, was going to show up? But what came back was nothing...
SciShow
The Leviathan of Parsonstown
In the 1800s, William Parsons built a telescope larger than any in the world: The Leviathan of Parsonstown. This landmark in science history helped solve the mystery of just what a nebula could be.
SciShow
NASA Just Launched a New, Planet-Hunting Telescope!
From launching a new satellite, to finding diamonds from a lost world, researchers have been hard at work transforming how we think about our planet, the solar system, and the rest of the universe.
SciShow
Astronomers Captured Our Sun in the Highest Resolution Ever - SciShow News
A new telescope, the DKIST, has given us our most direct look at the Sun ever, in the highest resolution yet. And a paper published last week has revealed how “the dunes” auroras may be more than just a new spectacle in the night sky.
SciShow
Maybe There Isn't Liquid Water on Mars
Two years ago we were very excited about the announcement of water on Mars, but some new research challenges that idea. And one of our most successful exoplanet finding tools has discovered another one, this time pretty close to home!
TED Talks
TED: Chemical scum that dream of distant quasars | David Deutsch
Legendary scientist David Deutsch puts theoretical physics on the back burner to discuss a more urgent matter: the survival of our species. The first step toward solving global warming, he says, is to admit that we have a problem.
SciShow
The Legendary Arecibo Radiotelescope
All telescopes work by gathering light from the stars, but one held the crown for square footage for collecting that light for 53 years. The amazing Arecibo.
SciShow
The Oldest, Most Distant Object in the Universe Discovered
Hank reports on the discovery by NASA scientists of the most distant, oldest galaxy ever observed.
Be Smart
How Many Stars Are There?
How many stars are there in the universe? Are there more stars out there than grains of sand on Earth? Thanks to advanced space telescopes, we've been able to peer farther into deep time and the distant universe than we ever thought...
TED Talks
TED: SpaceX's supersized Starship rocket -- and the future of galactic exploration | Jennifer Heldmann
SpaceX's Starship launch vehicle has the potential to explore the solar system in a bold, new -- and supersized -- way. Planetary scientist Jennifer Heldmann talks about how reusable, large-scale spacecraft like Starship could help...
SciShow
A Telescope Bigger Than the Solar System
It turns out if you’d like to take a deeper look into the universe, the universe itself might actually help you do that!
SciShow
We Just Took the First Image of a Baby Planet!
SPHERE took a photo of a baby planet and the origin of the asteroid belt may be less mysterious than we thought.
TED Talks
Jeremy Kasdin: The flower-shaped starshade that might help us detect Earth-like planets
Astronomers believe that every star in the galaxy has a planet, one fifth of which might harbor life. Only we haven't seen any of them -- yet. Jeremy Kasdin and his team are looking to change that with the design and engineering of an...
SciShow
We’re Talking To Aliens
We’ve done a lot of searching for life in the universe and we need to continue to if we hope to make contact. But not all of our attempts were expected to succeed. That’s where Beacon in the Galaxy comes in.
SciShow
That’s Not a Black Hole, It’s a Vampire
What was once thought to be a black hole might in fact be a star that feeds on its own kind!
SciShow
The JWST Pictures You Haven’t Seen Yet
The James Webb Space Telescope released its first official batch of photos to the public, but they weren't the first images the telescope captured since they had taken a bunch while testing the cameras. Let's talk about some of those...
SciShow
Why This Galaxy Gets TWO Black Holes
There’s a massive black hole next door that appears far too big for its host galaxy! And in another galaxy, TWO supermassive black holes formed, giving us a glimpse at a true rarity in astronomy!
SciShow
The Most Anticipated Space Missions of 2022 | SciShow News
2022 is looking like a great year for space exploration! Let's dig into three of the missions that we're really excited to watch unfold!
SciShow
Mystery Solved: We Finally Know Why Betelgeuse Suddenly Faded | SciShow News
Our neighboring star Betelgeuse got noticeably dimmer a few months ago, and thanks to the Hubble telescope, we recently figured out what was going on. Also, the Arecibo Observatory in Puerto Rico suffered some damage this week.
MinutePhysics
How Do We Know The Universe Is ACCELERATING?
Aatish Bhatia helped write this video! A big thanks for his help! Here's his blog: http://www.empiricalzeal.com The universe is expanding – this we know from looking at red shifts of distant galaxies – but the acceleration of the...
SciShow
5 Spacecraft That Got a New Lease on Life
When something breaks on a spaceship, there's not an auto-shop it can pull up to, so NASA scientists have to get creative.
SciShow
Special Webb Update: The Webb's First Four (actually 7) Images Explained
The first full-color images from the James Webb Space Telescope are finally here! Let's take a look, talk about what we're seeing, and compare them to the most detailed version of these images we had before.
SciShow
3 Space Mission Problems in a Week - SciShow News
It's been a tough week for space missions, from a failed Soyuz launch to two emergency shutdowns of space-based telescopes.