Cosmologists have long treated black holes and the Big Bang as separate extremes of physics, one swallowing light, the other ...

Physicists have started to treat a once-fringe idea with surprising seriousness: that our entire observable universe might be the interior of a black hole that formed in some larger cosmos. The notion ...

The Warhammer 40,000 setting contains some pretty advanced technology. Blackstone Fortresses can destroy entire solar systems. The Aeonic Orb contains the power of an entire sun. And — get this — the ...

It sounds like something from the plot of Interstellar, but this plan to beam precious data back to Earth—before it’s lost ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Looking Up is transcribed using a combination of AI speech recognition and human editors. It may contain errors. Please check the corresponding audio before quoting in print. This transcript may ...

Near the middle of the Milky Way, there lives a supermassive black hole called Sagittarius A* (Sgr A) that any day now might eat a gas cloud (called G2) that’s floating towards it at 5 million miles ...