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How do Olympic athletes stack up against invertebrates? Not very well

Andreas Karyadi / Shutterstock

Olympians spend years training to be the best of the best.


Originally published in The Conversation.

How a bee sees: tiny bumps on flower petals give them their intense colour — and help them survive

Scarlett Howard, Author provided

The intense colours of flowers have inspired us for centuries.


Originally published in The Conversation.

'Anorexia coach': sexual predators online are targeting teens wanting to lose weight. Platforms are looking the other way

Author provided

There’s no shortage of people online looking to exploit and manipulate the vulnerable among us. One such group is anorexia coaches, or “anacoaches”.


Originally published in The Conversation.

Keen to sign up for space tourism? Here are 6 things to consider (besides the price tag)

Blue Origin/AP

It’s been a momentous month for space-faring billionaires.


Originally published in The Conversation.

Fossil tooth fractures and microscopic detail of enamel offer new clues about human diet and evolution

Author provided, Author provided

Teeth can tell us a lot about the evolution of prehistoric humans, and our latest study of one of our species’ close relati


Originally published in The Conversation.

The science of underwater swimming: how staying submerged gives Olympians the winning edge

Shutterstock

To win swimming gold in Tokyo, swimmers not only have to generate incredible power with their arms and legs to propel themselves through the water; they also have to overcome the relentless pull of the water’s drag while doing so.


Originally published in The Conversation.

The sunlight that powers solar panels also damages them. 'Gallium doping' is providing a solution

Shutterstock

Solar power is already the cheapest form of electricity generation, and its cost will continu


Originally published in The Conversation.

We've discovered an undersea volcano near Christmas Island that looks like the Eye of Sauron

Phil Vandenbossche & Nelson Kuna/CSIRO, Author provided

Looking like the Eye of Sauron from the Lord of the Rings Trilogy, an a


Originally published in The Conversation.

How does the Pegasus spyware work, and is my phone at risk?

Shutterstock

A major journalistic investigation has found evidence of malicious software being used by governments around the world, including all


Originally published in The Conversation.

A new image shows jets of plasma shooting out of a supermassive black hole

Event Horizon Telescope project/Nature Astronomy

In 2019, when astronomers captured the first image of a black hole’s shadow — a bright orange doughnut-shaped halo created by


Originally published in The Conversation.