Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

A pair of planetary scientists at the University of California, working with a colleague from the California Institute of ...

Fluorescent cave minerals are helping scientists explore how life could survive in harsh places like Europa. Far beneath ...

Members of the International Maritime Organization (IMO) are divided over whether to approve a carbon tax on international ...