What happens when a physicist brings scientific reasoning into a medical office? In this sharp and entertaining exchange, Sabine Hossenfelder challenges an unhelpful doctor with pointed questions - ...

The observable universe contains so much matter and so many planets that, if it extends infinitely, identical copies of people could exist somewhere else.

Evidence of this quantum layer may be coming soon. Here’s what you’ll learn in this story: Physicists are still puzzling over ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern physics. Because it cannot be fully answered using our current physical ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...

Hubble’s updated view of NGC 3370, richer in light and detail than ever before, deepens our understanding of both the galaxy and the cosmos itself. This new Hubble Picture of the Week highlights a ...

(via Sabine Hossenfelder) Our solar system has an interstellar visitor. It’s an object called 3I-Atlas, and is just the third interstellar object to enter our system. It’s shedding nickel and iron at ...

New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion-powered suns, but enormous “supermassive dark stars” powered by dark ...

Stars are the original nuclear fusion reactors. As it evolves, a star continuously fuses hydrogen, helium, and—if it becomes big enough—heavier elements, releasing the energy created into space as ...

The vast majority of matter is dark – invisible until it is detected only through its gravitational effects. The newly discovered object could be a clump of dark matter, or it could also be a compact, ...

Alec Baldwin blamed a hulking garbage truck that was the “size of a whale” for causing him to smash his wife’s Range Rover into a “big, fat tree” in the Hamptons Monday afternoon. Baldwin, 67, and his ...