The finding shows how life spreads between isolated deep-sea vents — and how closely those ecosystems are tied to the sunlit ocean.

A rare meteorite recovered from the Sahara Desert could be a fragment of a Moon-size body that met a violent end in the earliest days of the solar system.

The post Did A Moon-Size Planet Grow Fast and Die Young in the Early Solar System? appeared first on Sky & Telescope.

The South Pacific blast may have consumed its own methane — but using this idea against the greenhouse gas is controversial.