In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called ...

Black holes, regions of spacetime in which gravity is so strong that nothing can escape, are intriguing and extensively ...

The search for quantum gravity is the next big step in physics, as researchers seek to unify the physics of the very small ...

The early modern physicist Isaac Newton had presumed an unperceived yet real flow of time. To Newton, time is a dynamic ...

Magazine explores the wild theory that Satoshi Nakamoto was a time-traveling AI sent back to build the perfect, unstoppable ...

Recent photos reveal that 3I/ATLAS did not disintegrate during its recent fly-by of the sun, leading Harvard scientist Loeb ...

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When you realize the supply is finite, you start cherishing what’s left: leisurely mornings, shared laughter, a quiet walk ...

For a long time, scientists such as Nasa’s Donald Kessler have feared a cataclysmic chain reaction caused by overcrowding of space debris in Earth’s orbit. The recent crash of smoking satellite junk ...

Ars Technica: The Voyager Golden Record is perhaps the best known example of humans attempting to communicate with an alien species, spearheaded by the late Carl Sagan, among others. But what are the ...

In fact, quite the opposite is true: Every piece of evidence collected about 3I/ATLAS to date is consistent with a natural, cometary origin – a highly weird comet, to be sure, but a comet nevertheless ...