In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind The multibillion-year story of life on Earth is defined by a handful of epochal ...

AFTER THE second world war, Leo Szilard, a pioneering nuclear physicist who had worked on the Manhattan Project, decided to move into biology instead: life; not death. But there was a problem. As a ...

Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich hot springs, ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer space. This idea suggests that prebiotic molecules—the building blocks of ...

David Attenborough's acclaimed nature series Life on Earth began production 50 years ago. Now, a PBS documentary captures the ...