Every smartphone navigation fix, every precision agriculture pass, and every aircraft approach depends on atomic clocks ...

Time feels familiar. It marks every moment of daily life, from the ticking of a wall clock to the changing numbers on a ...

Space and time looked settled, at least in broad outline. Einstein’s special relativity gave physics a durable framework for ...

The speed of light remains one of physics’ firmest assumptions, but scientists still test whether it ever shifts under ...

Assistant Professor Haocun Yu is something of a scientific diplomat. In a recent Physical Review Letters publication, she and ...

Long and winding road: The Juice space probe taking the long way to Jupiter and its moons – Copyright NASA/AFP/File NASA Scientists have unveiled a new theory that ...

Yesterday, I wrote about the core concepts needed to understand quantum physics, which is one of the two pillars of modern physics. The other, of course, is the theory of relativity, the full and ...

Chanda Prescod-Weinstein reviews Black Hole: How an Idea Abandoned by Newtonians, Hated by Einstein, and Gambled on by Hawking Became Loved by Marcia Bartusiak (CC BY-SA Alain r) While there have been ...

Albert Einstein's famous relativity quote, "When you are courting a nice girl an hour seems like a second. When you sit on a ...