Learning about the past is usually easier than predicting the future, but deciphering the earliest history of life on Earth seems to be an exception to the rule. Of course, we're not entirely in the ...

“Using a bombardment history model to infer the cumulative effects of recurring impacts, we estimate that the upper 5-mile (8-kilometer) shell of the Earth’s crust likely was highly permeable 4.3 ...

Asteroid impacts may have helped kick-start life on Earth by creating hot, chemical-rich environments ideal for early biology. These impact-generated hydrothermal systems could have lasted thousands ...