The last universal common ancestor is the single life form that branched into everything ... In other words, our current working model of gene history could be undervaluing early protolife ...

In Australia, a team of researchers has identified the oldest meteorite impact crater ever discovered. This site, located in the Pilbara region, dates back 3.5 billion years, pushing the ...

The origin of life on Earth stands as one of the great mysteries of science. Various answers have been proposed, all of which remain unverified. To find out if we are alone in the galaxy, we will need ...

Research suggests that microlightning from water droplets, rather than large lightning strikes, may have triggered life’s ...

which could significantly redefine our understanding of the origins of life and how our planet was shaped. The team found evidence of a major meteorite impact 3.5 billion ... Giant Ice Bulldozers ...

The implication was that the origin of life as we know it must have begun after that, since any earlier organisms would have been blitzed. “There’s two issues with that,” says Philip ...

Researchers found the world’s oldest impact crater in Western Australia. The crater was created by a massive meteorite impact ...

Whatever their secret, those stratospheric voyages mark the outer limits of the aerobiome—and thus of life as we know it. Excerpted from Air-Borne: The Hidden History of the Life We Breathe by ...