What lives off the Northwest coasts of Spain and shrinks to one-fifth of its size when alarmed? Enter the accordion worm.

The biodiversity of Earth's oceans is disproportionately concentrated in coral reefs—the vibrant undersea ecosystems where ...

If you dig through the news, you may come across stories of different plants and animals enduring forest fires, sea ...

Life depends on genes being switched on and off at exactly the right time. Even the simplest living organisms do this, but usually over short distances across the DNA sequence, with the on/off switch ...