Hurling spear-thrower projectiles at pig and deer carcasses revealed that these loops may have been finger grips.
Archaeologists have excavated subterranean rooms and a tunnel under an early church in Istanbul, formerly Constantinople, the capital of the Byzantine Empire.
The extremely rare kaleidoscopic circles have a surprising Earth-based origin.
A new search for extraterrestrial life has scientists looking inward — toward the center of our galaxy.