Fifty years ago, scientists recovered samples of potential extraterrestrial life, but may have unintentionally destroyed it ...

Learn why finding no obvious biosignatures on 40 to 80 exoplanets doesn't mean that life doesn't exist outside Earth. It just ...

But real lightning would have struck infrequently—and mostly in open ocean, where organic compounds would have quickly ...

Japanese cuisine wouldn’t be the same without miso — but astronauts wanting use the fermented soybean staple in space one day ...

Why Is Life Possible on Earth but Not on Other Planets ... Even stepping beyond our Solar System to explore exoplanets (planets outside our Solar System) doesn’t improve our chances.

“Arguments that prebiotic organics could most easily form in brines make them a prime target to find existing microbial life outside Earth.” At the media telecon, Nature study co-authors Jason Dworkin ...

Life was seeded by comets or meteors. Some scientists think that some of the molecules important to life may be produced outside the Earth. Instead, they suggest that these ingredients came from ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering mystery about how distant planets form, researchers said.

Click on the first column in each table row to see class details. Nature and history of scientific inquiry into life outside the Earth. Definitions of life. Habitability of planets and moons in our ...

An exoplanet is a planet outside our solar ... planet's size as six times the mass of Earth – "the larger the wobble, the greater the mass", said Space.com. Could life exist on HD 20794 D?

The building blocks of life on Earth may have been fueled by tiny sparks hopping between water droplets. Four billion years ago, Earth was a lifeless world, but a dynamic one. Crashing waves ...