Ancient Microbes Reveal Secrets of Life’s Evolution in Yellowstone’s Hot Springs

A new climate modeling study presents a new scenario of how climate and life on our planet would change in response to a potential future strike of a medium-sized (~500 m) asteroid. The effect is represented by a massive injection of several hundred million tons of dust into the upper atmosphere.

Alien ocean could hide signs of life from spacecraft

From Lava to Life: Unlocking Earth’s Oldest Mysteries