The two-thousand-year-old mystery of the havoc-wreaking worm

Shocking Research: Over Half of the World’s Rivers Cease to Flow for at Least One Day a Year

Report Suggests That Astronauts Shouldn’t get More Than 600 Millisieverts of Radiation Exposure During Their Career. We get 2-3 a Year Down Here on Earth

Abnormal Temperatures Account For 5 Million Deaths a Year, Scientists Say