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30–50 feral hogs? Why Twitter memes are more positive (and much faster) than you might think

Have you ever checked your Twitter timeline and wondered what on Earth everyone was talking about? You step away for a few hours and suddenly your timeline is filled with people swapping memes about an event you’ve completely missed.

We studied these “memetic moments” to understand how memes emerge quickly and spontaneously in response to key social events. We found they move even faster than we had thought, sometimes emerging, spreading wildly, and beginning to dissolve in less than a day.

Originally published in The Conversation.

Fossil find reveals giant prehistoric 'thunder birds' were riddled with bone disease

Phoebe McInerney/@phoebyornis, Author provided

Until around 45,000 years ago, Australia was home to Genyorni

Originally published in The Conversation.

We counted 20 billion ticks of an extreme galactic clock to give Einstein's theory of gravity its toughest test yet

An artist's impression of the Double Pulsar system in which the two pulsars orbit each other every 2.5 hours and send out high-energy beams that sweep across the sky. Image credit: John Rowe Animations/CSIRO, The Conversation.

New technology lets police link DNA to appearance and ancestry – and it's coming to Australia

Helmut Straisil / Pixabay / James Hereward / Caitlin Curtis

The Australian Federal Police recently announced plans to use

Originally published in The Conversation.

Why wearable fitness trackers aren't as useless as some make them out to be


Wearable fitness trackers will be on many Christmas shopping lists this year, with a vast range of devices (and an ever-increasing number of features) hitting the market just in time for the festive season.

Originally published in The Conversation.

The uninvited Christmas guest: is New Zealand prepared for Omicron's inevitable arrival?

David Hallett/Getty Images

As New Zealand gets ready for the festive season under the new traffic light system, the emergence of the The Conversation.

Mount Semeru's deadly eruption was triggered by rain and storms, making it much harder to predict

The eruption of Mount Semeru in Indonesia on Saturday tragically claimed the lives of 22 people, with another 22 still missing and 56 injured. More than 5,000 people have been affected by the eruption, and more than 2,000 people have taken refuge at 19 evacuation points.

Originally published in The Conversation.