Sharks freeze when you turn them upside down – and there’s no good reason why
Rachel Moore Imagine watching your favourite nature documentary. The predator lunges rapidly from its hiding place, jaws wide open, and the prey … suddenly goes limp. It looks dead. For some animals, this freeze...
Warm-ups, layered clothes, recovery: 4 tips to exercise safely in the cold
Maridav/Shutterstock Temperatures have dropped in many parts of Australia which means runners, cyclists, rowers, hikers, or anyone physically active outside need to take extra precautions to stay safe and exercise in...
Here’s why some people suffer from motion sickness – and which remedies actually work
EyeEm Mobile GmbH/Getty Cars may be a modern phenomenon, but motion sickness is not. More than 2,000 years ago, the physician Hippocrates wrote sailing on the sea proves that motion disorders the body. In fact, the word...
iLongLoveKing/Shutterstock Standing in the vast ruins of the Baths of Caracalla in Rome, hundreds of gulls circle above. Their haunting cries echo voices from 1,800 years ago. Today, the bare shell of what was one of Romes...
Data gaps and demographic change: the end of the NZ census will create big blind spots
Getty Images Ending the New Zealand census as weve known it will save money it was no longer financially viable, according to Statistics Minister Shane Reti but the true cost of those savings could be considerable. Of...

Hauntingly familiar? Why comparing the US strikes on Iran to Iraq in 2003 is off target
On June 21, the United States launched airstrikes on three Iranian nuclear facilities Fordow, Natanz and Isfahan pounding deeply buried centrifuge sites with bunker-busting bombs. Conducted jointly with Israel, the...
Iran’s internet blackout left people in the dark. How does a country shut down the internet?
Dylan Carr/Unsplash In recent days, Iranians experienced a near-complete internet blackout, with local service providers including mobile services repeatedly going offline. Irans government has cited cyber security...