Freeze-thaw cycle helps asteroids ferry molecules of life to planets

The thawing and freezing of ice within asteroids causes fractures to form inside these space rocks, allowing water to spread through them. This helps them carry key molecules that could have provided ingredients for the formation of life on Earth.

How our golden age of asteroid exploration could reveal life’s origins

What did NASA’s OSIRIS-REx mission to sample Bennu discover? Mission leader Dante Lauretta says the asteroid could hold clues about how life began

Matt Genge at Imperial College London and his colleagues analysed a small portion of the 5.4 grams of material …