"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 ...

Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land.

"It's really not a question of robotic exploration or human exploration," Ehlmann said. "It is an 'and' — it's robotic and ...

A new study, published in the journal Science, reveals how millennia of human migration across Pacific islands led to the ...