A 'hidden' forest in the shape of a Celtic cross has emerged in Ireland

Only 1 specimen of this 414-legged creature has ever been found

This teen is on a mission to make you care about bats

9 best rivers in the U.S. for a canoe outing

Hybrid of extinct aurochs and ice age bison discovered in cave paintings

10 places to appreciate before they vanish

Mice sing in secret ultrasonic frequencies to their mates

Father-daughter duo find 2-carat diamond in Arkansas state park

Flesh-eating screwworms return to Florida

'Planet Earth II' trailer promises unprecedented ultra-high definition access to animal kingdom

8 amazing examples of biomimicry

13 quotes about the cozy nostalgia of autumn