Nature's News & Views roundup of 2025

Nature: Asteroids, antibiotics and ants: a year of remarkable science

In this episode:

1:58 Evidence of ancient brine on an asteroid

Samples taken from the asteroid Bennu by NASA's OSIRIS-REx spacecraft suggest the parent body it originated from is likely to have contained salty, subsurface water. This finding provides insights into the chemistry of the early Solar System, and suggests that brines might have been an important place where pre-biotic molecules were formed.

News & Views: Asteroid Bennu contains salts from ancient brine

Nature Podcast: Asteroid Ben...