Two recently observed black hole mergers, occurring just weeks apart in late 2024, have opened an extraordinary new window ...

For the first time, scientists have detected two black hole mergers with spins so unusual they may reveal a new generation of ...

The U.S. stock market continues to absorb its knocks, whether geopolitical, credit-linked or trade-induced, and sits at ...

In Interstellar, Miller’s planet orbits close to the black hole Gargantua, where gravity is so strong that time runs much slower. This is gravitational time dilation, a prediction of Einstein’s ...

Confining and rotating extremely cold atoms or molecules within atomic “Ferris wheels” made from laser light could test ...

Einstein was a great thinker who made plenty of mistakes—errors that sometimes led to more meaningful discoveries in physics, ...

Albert Einstein changed science forever with special and general relativity, redefining space, time, and gravity. Yet after ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

Two Caltech historians associated with the Einstein Papers Project have gathered together what they consider to be the most important of Einstein's ...

In the 10 years since the first detection of gravitational waves, we have detected hundreds of these waves produced by the ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...

The theoretical physicist and best-selling author finds inspiration in politics and philosophy for rethinking space and time.