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Sea urchins can drill holes in solid rock with just their teeth

21 February 2018

If a sea urchin can't find a suitable pit to live in, it makes one – even if it has to spend months gnawing away at hard granite

Australia's A$60 million plan for Great Barrier Reef won't work

23 January 2018

The Australian government has pledged millions of dollars in extra funding to protect the Great Barrier Reef, but none of it will go to tackling the biggest threat

Record-breaking two-tonne fish is the heaviest of its kind

8 December 2017

The record books say that the ocean sunfish is the heaviest bony fish alive, but in fact the specimen in question belongs to a different species

La Niña forecast may mean even worse Atlantic hurricanes in 2018

25 October 2017

The Pacific Ocean is likely to enter a La Niña state in the next few months, which could mean a more active Atlantic hurricane season next year

'Mother' coral reefs are breathing life into their neighbours

31 August 2017

Strong currents in the Red Sea are sweeping huge masses of larvae-rich sea water from one reef to the next

There are almost 100 new volcanoes hiding under Antarctic ice

15 August 2017

The 91 newly found volcanoes lurk beneath the vulnerable West Antarctic ice sheet and could accelerate its demise

Penguin tail feathers reveal secrets of where they swim for food

8 August 2017

Conservationists need to track penguin populations, but tagging hundreds of birds is impractical. A technique borrowed from forensics offers a solution

Jellyfish blooms linked to offshore gas platforms and wind farms

31 July 2017

Vast blooms of jellyfish are becoming increasingly common – perhaps because human-made offshore platforms act as ideal nursery grounds for young jellies