An unusual strategy helps some tropical butterflies live 25 times longer than their relatives

A tropical butterfly from the Heliconius tribe has evolved to live a maximum lifespan of 348 days, nearly 25 times longer ...

Ancient Sherwood Forest oak tree reputed to have sheltered Robin Hood has died

Scientists believe the 1,200-year-old Major Oak, the legendary hideout of Robin Hood, has died after it failed to produce any ...

Oldest known evidence of plague reveals the disease’s deadly impact 5,500 years ago

Hunter-gatherer communities, especially young children, were hit hard by an early strain of plague 5,500 years ago.

CNN sits down with the newly-named Artemis III crew

Jake Tapper speaks with the Artemis III crew.