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How we traced the underwater volcanic ancestry of Lord Howe Island

Lord Howe Island is part of a volcanic seamount formed around 7 million years ago. Flickr/Roderick Eime, CC BY-ND

Lord Howe Island is a beautiful and incredibly isolate


Originally published in The Conversation.

Fresh clues to the life and times of the Denisovans, a little-known ancient group of humans

Richard ‘Bert’ Roberts, Vladimir Uliyanov and Maxim Kozlikin (clockwise from top) examining sediments in the East Chamber of Denisova Cave. Institute of Archaeology and Ethnography of the Siberian Branch of the Russian Academy of Sciences, Author provided

We know that


Originally published in The Conversation.

Racism in a networked world: how groups and individuals spread racist hate online

We could see even sharper divisions in society in the future if support for racism spreads online. Markus Spiske/Unsplash

Living in a networked world has many advantages.


Originally published in The Conversation.

Bees can learn the difference between European and Australian Indigenous art styles in a single afternoon

We’ve known for a while that honey bees are smart cookies. They have excellent navigation skills, they communicate symbolically through dance, and they’re the only insects that have been shown to learn abstract concepts.


Originally published in The Conversation.

Flying taxis within five years? Not likely

When the American aerospace company Bell Nexus unveiled an air taxi at the Consumer Electronics Show (CES) in Las Vegas this month it breathed new life into conversations about a future where ride sharing happens in the air rather than on the ground.


Originally published in The Conversation.

The 'sharing economy' simply dresses up our consumerist tendencies in a more palatable ideology

Studies have shown that people perceive, select and evaluate shared experiences in a similar way to commercial offers. Shutterstock

The scope and scale of the so-called “sharing


Originally published in The Conversation.

To protect us from the risks of advanced artificial intelligence, we need to act now

What would Artificial General Intelligence make of the human world? Shutterstock/Nathapol Kongseang

Artificial intelligence can play chess, drive a car and diagnose medical issues.


Originally published in The Conversation.

How genes and evolution shape gender – and transgender – identity

There are many genes involved in shaping not just our biological sex, but also our gender identity.

Originally published in The Conversation.

All that slipping and sliding on tennis courts prevents injuries: a biomechanics expert explains how

Hard courts are very negative for the body. I know the sport is a business and creating these courts is easier than clay or grass, but I am 100% sure it is wrong. I may have to play more on clay than before, but there aren’t that many options.

So said Rafael Nadal back in 2012 – and several times since – before succumbing to another knee injury in 2018.


Originally published in The Conversation.

Curious Kids: how is water made?

Chemicals poured down the sink or pumped into the atmosphere can eventually end up in the groundwater, which means less available fresh water for us to use. The Conversation.