Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The id ...

Space-time is the map of where and when events happen. A worldline is the record of every event that occurs throughout one’s life. The key question is whether the map — or all the events it draws ...

Unraveling the cosmic symphony of gravitational waves, from the 'Music of the Spheres' to moon-based detectors.

Black holes are so strange that physicists have long wondered if they are quite what they seem. Now we are set to find out if ...

There is a new Physics model that challenges the standard Big Bang theory. By definition, “ The Big Bang ” is how astronomers explain the way the universe began. “The Big Bang” is the idea that the ...

New observations of two black holes merging have confirmed predictions made decades ago by Albert Einstein, Stephen Hawking, ...

Many LRDs exhibit a strong Balmer break, at an epoch starting just 600 million years after the Big Bang, 13.8 billion years ...

Would you rather have a playoff spot basically nailed down with nine games left to play, or would you rather take a chance ...

Once again, it turns out that renowned theoretical physicist Stephen Hawking was right. Oh, and Albert Einstein, too. Scientists from the U.S. National Science Foundation's Laser Interferometer ...

This artwork imagines the ultimate front-row seat for GW250114, a powerful collision between two black holes observed in gravitational waves by the U.S. National Science Foundation LIGO. It depicts ...

Canada’s unique single-payer, multi-provider health care model creates distinct opportunities for value-based care ...

Astronomers have directly spotted a rare young planet, WISPIT 2b, still forming within the gap of a dusty ringed disk around a star like our sun—something long theorized but never observed until now.