Researchers have determined the cause of an unusual behavior in funnel weaving spiders that involves the females curling up as if they're dead before having sex.
Inbreeding among an endangered population of orcas off the coasts of British Columbia, Washington and Oregon is a cause for concern.
Human longevity records may be broken in the next few decades, a new modeling study suggests.
STEVE was spotted across the U.S. and in parts of the U.K. after the most powerful solar storm to hit Earth for six years smashed into our planet.