PBS
Why Do You Remember The Past But Not The Future?
The laws of physics don’t specify an arrow of time - they don’t distinguish the past from the future. The equations we use to describe how things evolve forward in time also perfectly describe their evolution backwards in time. So the...
SciShow
From Thunderstorms to Black Holes: 4 Natural Particle Accelerators
We've been making particle accelerators for more than a century and have accelerated particles to more than 99.9999% the speed of light. But our accelerators are nothing compared to some of the ones we've found in nature!
SciShow
How Intergalactic Particles Are Attacking Your Laptop
In the early 1980s IBM engineers had a hard time to to figure out inexplicable computer module failures in Denver, Colorado. When they finally cracked the puzzle, the cause turned out to be otherworldly.
SciShow
No, We Didn't Discover a Bizarro Universe | SciShow News
Scientists picked up two unusual signals that seemed to be coming up from the ground instead of down from space. They're still working on understanding why, but despite what you may have heard, they aren't evidence for a parallel...
PBS
The Oh My God Particle
In 1991 a single atomic nucleus slammed into our atmosphere with the intensity of a macroscopic object. It's been named The Oh-My-God particle.
SciShow
How Space Might Have Shaped Our DNA
The DNA inside our cells almost exclusively twists in one direction, but the reason for this might be out of this world!
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...
Curated Video
Unlocking the Secrets of Cosmic Bullets: The Malag Observatory
Scientists in Argentina are using a vast network of observatory stations to study cosmic rays, powerful particles from outer space that bombard Earth. This project, funded by multiple nations, aims to understand the origins and nature of...
NASA
NASA | Fermi Reveals a Cosmic-ray Cocoon in Cygnus
Tour the Cygnus X star factory. This video opens with wide optical and infrared images of the constellation Cygnus, then zooms into the Cygnus X region using radio, infrared and gamma-ray images. Fermi LAT shows that gamma rays fill...
Curated Video
Exploring Nebulas: The Building Blocks of Stars
Nebulae get their name from the Latin word for cloud, but they're very different than the clouds we see on Earth. Learn what causes these space clouds and about different types of nebulae.