New Evidence Backs Up Panspermia

Analyses conducted on some of Earth's most resilient organisms suggest that a theory called panspermia – which holds that life can spread between planets, star systems and galaxies by hitching rides aboard asteroids and other space rocks – may be true after all. When it was ... [ read more >> ]

An example of a lichen that was exposed to space conditions on the International Space Station for 18 months. Some lichens survived the ordeal and continued to grow in the laboratory

Image comment: An example of a lichen that was exposed to space conditions on the International Space Station for 18 months. Some lichens survived the ordeal and continued to grow in the laboratory
Image credits: ESA / N. McAuley

An example of a lichen that was exposed to space conditions on the International Space Station for 18 months. Some lichens survived the ordeal and continued to grow in the laboratory