The question "Is the universe infinite?" has puzzled scientists and philosophers for centuries. While the observable universe stretches over 93 billion light-years across, the question remains: does ...

The latest findings now classify it as an active asteroid with observable events happening on the surface. OSIRIS-REx and Bennu got to meet face-to-face on December 3 of last year.

Extreme events occur in many observable contexts. Nature is a prolific source: rogue water waves surging high above the swell, monsoon rains, wildfire, etc. From climate science to optics ...

Black holes form from the death of stars - but what forms around them might be even stranger. Swirling disks of gas, magnetic fields, and plasma jets define their surroundings, creating some of the ...

THE theory of relativity tells us that observable space may not be infinite in extent, but it does not postulate a boundary; "finite but unbounded" is the usual phrase. The theory gives no support ...