As new and powerful telescopes gather fresh data about the universe, they reveal the limits of older theories like Einstein's relativity. When you purchase through links on our site, we may earn an ...

For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general relativity. One explains the tiny world of particles; the other describes ...

Solar eclipses occasion lots of excitement and pique the public's interest in astronomical phenomena. Eclipses can also expand our understanding of the universe in profound ways. In fact, astronomical ...

Santa Claus is not breaking the law. He is just using Einstein's physics to bend the rules of time and deliver presents to ...

Trying to explain the mind-bending nature of reality that the Theory of Relativity reveals, the two UND physicists asked the audience to imagine a car roaring down the road at half the speed of light.

The European Space Agency (ESA) has launched one of its most precise science experiments to date — the Atomic Clock Ensemble in Space (ACES)—to the International Space Station (ISS). This is no ...

Have you ever wondered how Santa Claus delivers gifts to billions of children in just one night? A jolly man in red, flying through the sky on a sleigh pulled by reindeer, sounds like magic. But ...

Physicist Albert Einstein, whose theory of relativity uprooted centuries of settled science and laid the foundation for a new era of achievement for mankind, was born to a prominent Jewish family in ...