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Greg Rouse, Scripps Oceanography The Osedax body is visible inside the root of the tooth on the left and the piece emerging from the lower left is the gelatinous tube of the Osedax worm. The worm can retract inside when disturbed so we can see it properly in the picture.

Life

Zombie worms devour shark teeth that fall to the ocean floor

Deep-sea Osedax worms, known to consume whale bones and the remains of bony fish, also feed on shark teeth after the predators die

News

Why have orcas been damaging and sinking so many boats?

Life

Why have orcas been damaging and sinking so many boats?

News

How a radical redefinition of life could help us find aliens

Life

How a radical redefinition of life could help us find aliens

Features

Environment

UK and Ireland suffer one of the most severe marine heatwaves on Earth

News

Male harbour seals use complex vocalisations to try to attract females

Life

Male harbour seals may learn vocalisations years before they need them

News

Humans could bring microbes into space

Space

Space germs: How can we avoid contaminating other worlds?

News

Life

1.6-billion-year-old steroids may be traces of earliest complex life

News

Life

Whale shark seen bottom feeding for the first time

News

The Allen Telescope Array

Space

Fake alien message sent to Earth to prepare us for first contact

News

Life

5000 species not known elsewhere live in area set for deep-sea mining

Thousands more species are probably waiting to be discovered in the Clarion-Clipperton Zone, a region of the Pacific Ocean where companies are planning to extract valuable metals

News

Space

Why sending messages to extraterrestrials is controversial

Comment

Life

The hunt for the South Island kōkako, New Zealand’s long-lost bird

News

Life

Why the origins of life remain a mystery – and how we will crack it

Features

Life

Surprising culprit found that killed 95% of a sea urchin population

News