ScienceAndean Ice Cap Studied, 16th Century Air Pollution Revealed Ancient pollution in Andes Mountain ice is evidence of Spanish conquistadores' lust for silver in 16th century Bolivia, researchers say. Massive mining efforts based on slave labor created atmospheric pollution, they report.by Jim Algar
ScienceBaby Born 'Pregnant' With Two Fetuses Inside: Reason Behind Incredibly Rare Condition Still A Mysteryby Jim Algar