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.

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 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 ...

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 ...