History

Mutant enzymes evolved organo-silicon molecules new to science.

Russian and U.S. scientists explore mission to Venus' sulfur clouds to look for life.

Extremely low atmospheric pressures not a game changer for life.

ESO's HARPS instrument finds Earth-mass exoplanet around Ross 128.

NASA's Hubble Space Telescope has found a blistering hot planet outside our solar system where it "snows" sunscreen.

Seasonal dark streaks on Mars that previously were described as possible signs of flowing water have steep slopes that are better matches to dry flow processes.

If you were standing on TRAPPIST-1D looking out at the other six planets in your system, they would look large - something like our moon does to us - but be moving much faster.

Far from the Sun's warmth, distant moons have tidal energy that could fuel life.

The slow rate at which phosphorus was recycled in Earth’s ancient oceans could have stalled the oxygenation of the atmosphere.

Microbes in hot springs capture energy with low-energy types of oxidants.