There are extraterrestrials among us. They landed four billion years ago when Earth was just forming. And they weren't ...

It's an idea known as directed panspermia, and we will soon have the ability to undertake it. But should we? The idea of directed panspermia has been discussed since at least the 1970s.

The idea that the seeds of life may have originated on another planet is far from new, but is there any value to it?

Are we alone? Scientists investigate the rarity of life on Earth-like planets with groundbreaking telescopes and methods.

Rather, they formed in space and were carried here by comets or fragments of asteroids, a process known as panspermia. “We still don’t know the answer to this question,” Zare said. “But I think we’re ...

Stephen has a science degree with a major in physics, an arts degree with majors in English Literature and History and Philosophy of Science and a Graduate Diploma in Science Communication.

Ever since the discovery of organic molecules in a meteorite that landed in Australia about half a century ago, scientists have been tantalized by the possibility that the building blocks of life ...

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