Popular media, such as the 2000 film "Gladiator," often depict Roman gladiators in gory battles that don't end until at least ...

A new image from the James Webb Space Telescope shows Arp 107, home to two merging galaxies, with two bright cores and a "bridge" of dust and gas forming a cosmic smiley face.

Cave art created by the San, the indigenous hunter-gatherers of South Africa’s Karoo region, may have been inspired by ...

All species in the antechinus genus have the same frenzied mating system, where males' testes disintegrate before a mammoth ...