One of the most amazing implications of Einstein's relativity is the fact that the inertial mass of an object depends…
We have no idea what it dark energy is, so how are we pretty sure it exists? I've talked about…
From the vantage point of a window in an insane asylum, Vincent van Gogh painted one of the most noted…
As Einstein showed us, light and matter and just aspects of the same thing. Matter is just frozen light. And…
Check your watch, what time is it? But wait, you've actually been moving and accelerating, and according to Einstein, everything's…
Have you ever noticed that time flies when you're having fun? Well, not for light. In fact, photons don't experience…
Pop quiz. How did Einstein win his Nobel prize? Was it for relativity? Nope, Einstein won the Nobel Prize in…
One of the benefits of being an astrophysicist is your weekly email from someone who claims to have “proven Einstein…
A unique and exotic laboratory about 6,800 light-years from Earth is helping Earth-based astronomers test Albert Einstein's theory of general…
With its 180 degree views of Earth and space, the ISS's cupola is the perfect place for photography. But Austrian…