Leonardo DiCaprio’s passionate plea for the planet dominated his Oscar acceptance speech and now the actor has taken time out from his usual movie-making duties to front a powerful film about climate change called Before The Flood.
A Mars lander is due to leave its mothership on Sunday and head toward the red planet's surface to test technologies for Europe's planned first Mars rover, which will search for signs of past and present life.
SpaceX is developing a massive rocket and capsule to transport large numbers of people and cargo to Mars with the ultimate goal of colonizing the planet, company chief and tech billionaire Elon Musk says.
Scientists using homemade videos featuring a person in a King Kong costume documents a remarkable cognitive skill shared by chimpanzees, bonobos and orangutans: the human-like ability to recognize when someone else's beliefs are wrong.
The search for life on Mars may take a giant leap on Wednesday when a space lander is due to touch down on the red planet in Europe's first attempt to land a craft there since the Beagle 2's "heroic failure" more than a decade ago.