Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still ...

A major international effort has produced an ultra-precise measurement of the Universe’s expansion rate, confirming it’s ...

A new analysis has found that the local Universe is expanding faster than predicted from the early Universe, confirming a long-standing mismatch between ...

When more than a dozen ways of measuring the universe’s expansion all point to the same number, and that number still clashes ...

Scientists confirm the universe is expanding faster than expected, deepening the mystery known as the Hubble tension.

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.

The universe is expanding about 10% faster than it should be, and a fresh set of measurements just made the problem harder to ...

Let’s be honest: you can call yourself a Virginia hiker all you want, but until you’ve stood on McAfee Knob in Catawba, there’s a gap in your hiking resume. This dramatic rock ledge is the most ...

A difference of a few kilometers per second might not sound like much. In cosmology, it has become one of the field’s most ...

GPT-5.4 Pro cracked a conjecture in number theory that had stumped generations of mathematicians, using a proof strategy that ...

A new ultra-fast technique allows scientists to track how quickly quantum information disappears. This breakthrough could ...

Timing exercise to match body clock chronotype—the natural predisposition to morning or evening alertness—may lower ...