6 passengers from hantavirus-hit ship arrive in Australia for 3-week quarantine

Scientists find climate change is reducing oxygen in rivers worldwide

Bam! Pow! Krakoom! The everlasting allure of the American comic book

Created as IDs, dog tags became a crucial link between military families and fallen troops

A new Ebola outbreak is confirmed in a remote Congo province, with 65 deaths recorded

Owl found stuck in a concrete mixer is on the mend and flying free