Space startup Basalt Technologies started in a shed behind a Los Angeles dentist’s office, but things have escalated quickly: Soon it will try to “hack” a derelict satellite and install its ...

Basalt is a common gray to black volcanic rock. It is usually fine-grained due to rapid cooling of lava on the Earth's surface. It may be porphyritic containing larger crystals in a fine matrix ...

A growing number of scientists believe crushed basalt, a volcanic rock used in roads, could be used as a fertiliser, with trials showing it can improve soil and capture carbon.

A growing number of scientists believe crushed basalt, a volcanic rock used in roads, could be used as a fertiliser, with trials showing it can improve soil and capture carbon.