From the precise strength of fundamental forces to Earth’s position in the so-called “Goldilocks zone,” the universe can ...

The “horizon” he points to isn’t a doorway to the divine, other scientists say. Yet, modern physics has been trying to answer questions once left to religion.

Deep inside the Tarantula Nebula burns R136a1 — a star 315 times the mass of the Sun and 8.7 million times brighter. It is ...

A dense network of sensors is looking for the fleeting footprints of neutrinos, the most mysterious in the pantheon of known particles.

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

Stephen Hawking spent much of his life pulling at a thread, one that had been swallowed by a black hole. He was interested in what happened to material once it passed a black hole’s event horizon – ...

A physicist proposes that the universe might not be empty but act like a viscous fluid, resisting expansion. This bold idea ...

Discover how the giant star WOH G64, one of the largest known, transformed in 2014 and might be heading for a supernova.

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Using the James Webb Space Telescope, astronomers have investigated 70 dusty galaxies at the very edge of the universe that ...

Immediately after the Big Bang boomed, the Universe was a trillion-degree 'soup' of unimaginably dense plasma. In a breakthrough experiment, researchers have found the first evidence that this exotic ...