Discover examples of sea life and see how they move underwater in this KS1 Science video on marine animals for primary ...

In the ocean's twilight zone, where the reach of the Sun fades to nothing, an epic migration begins every time night falls.

A team of MIT geochemists has unearthed new evidence in very old rocks suggesting that some of the first animals on Earth were likely ancestors of the modern sea sponge. In a study appearing today in ...