Samsung's newest general purpose smartwatch boasts better battery life and a faster processor, but how does it compare to ...

The universe’s expansion makes cosmic distance far less intuitive than simply measuring how long light has traveled.

For the first time ever, astronomers have found two sibling stars that each exploded as a supernova, giving us a new view of ...

From Galileo’s lens to a spiraling mystery Our quest to measure the cosmos spans centuries. Galileo Galilei’s early telescope ...

For decades, astrophysicists have been puzzling over a mystery hidden in plain view: Most supernovae come from the biggest ...

The universe is expanding faster today than early cosmic measurements appear to allow. A proposed reversal in dark energy ...

The breakthrough, published in the journal Science in June 2026, was achieved by an international team led by Andrew Newman ...

Binary star system supernova science just hit a milestone: a Stanford-led team using 16 years of NASA Fermi data confirmed ...

Astronomers have discovered a remarkably tiny group of six young galaxies just 1.2 billion years after the Big Bang. This may ...

Cosmic expansion allows distant galaxies to move away faster than light, while still letting us see ancient light they ...

Samsung’s new smartwatches just made their formal debut, including the Galaxy Watch Ultra 2. Rated for up to 10ATM, and with ...