The Roman admiral and scholar died during the eruption of Mount Vesuvius in 79 A.D. Might this really be his cranium?
Why Alan Lightman, astrophysicist turned writer, traded black holes for black ink.
The upside-down jellyfish is mostly stationary, so it evolved self-propelling cells that can swim over and sting you on its behalf.
A study finds that a landmark law requiring warning labels on unhealthy foods made a swift difference in purchases of sodas, bottled water and juices.
The specimen is older than T. Rex and other famous members of its family, which could fill in this apex predator’s family tree.