Mystery solved: Scientists ID Caribbean sea urchin killer

Last year, sea urchins in the Caribbean started getting sick—shedding their spines, dying off and throwing reef ecosystems into chaos. Now, scientists think they've caught the killer in this marine murder mystery.

Coral reefs can adapt in response to mild marine heatwaves

A team of scientists from James Cook University (JCU) and the Australian Institute of Marine Science (AIMS) have found that some coral species can adapt to increasing temperatures that cause bleaching, but only when marine ...

DNA reveals the past and future of coral reefs

New DNA techniques are being used to understand how coral reacted to the end of the last ice age in order to better predict how they will cope with current changes to the climate.

Radiation risk at historic WA nuclear test site 70 years on

More than half a century since Britain conducted the first nuclear tests in Australia, at the Montebello Islands in WA's north, marine scientists have discovered there remains a radiation risk to marine life and tourists.

UN urges ambitious action to protect the oceans

World leaders must do more to protect the oceans, a major United Nations conference concluded on Friday, setting its sights on a new treaty to protect the high seas.

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