Nigerian TikTok star Charity Ekezie uses hilarious skits to dispel ignorance about Africa
With 3.3 million followers on TikTok, Ekezie is not only educating non-African users about the continent, she’s also making ...
From dead galaxies to mysterious red dots, here’s what the James Webb telescope has found in just 3 years
The James Webb Space Telescope is celebrating three years from its launch. Its discoveries have already changed our ...
An AI system has reached human level on a test for ‘general intelligence’. Here’s what that means
OpenAI’s o3 model scored at human level on a benchmark test for artificial general intelligence – far higher than any results ...
50 years ago, Cyclone Tracy flattened Darwin – and Australia’s attitude to disasters changed forever
Exactly 50 years ago, on Christmas Eve 1974, Cyclone Tracy struck Darwin and left a trail of devastation. It remains one of ...
Boxing Day tsunami: here’s what we have learned in the 20 years since the deadliest natural disaster in modern history
On Boxing Day 2004, an earthquake in the Indian Ocean near Indonesia set off a tsunami which killed almost 250,000 people. It ...
Which infectious disease is likely to be the biggest emerging problem in 2025?
With COVID in retreat (thanks to highly effective vaccines), the three infectious diseases causing public health officials ...
Ten films that bend, stretch and play with time, from Citizen Kane to Memento
Few films play with the concept of time as joyfully as Robert Zemeckis’s 1980s classic, and no list of this type would be ...
I’ve calculated Santa’s speed on Christmas Eve – and this is what it would do to Rudolph’s nose
When light changes colour due to speed, we call it redshift or blueshift, depending on the direction. If we could catch the ...
The secret world of plants living in our limestone pavements
The first survey since the 1970s into the plants that grow in the cracks in limestone pavements has thrown up some ...
I was asked to come up with my top 5 Aussie films of 2024. It was a difficult task
Original horror stories, a sequel to an Aussie hit, and a Christmas film: the best of Australian cinema in 2024.
China has banned US exports of key minerals for computer chips – leaving Washington with limited options
The US could open up domestic mining, or try to recover more of the minerals through recycling of electronic waste.
Computer models are vital for studying everything from climate change to disease – here’s how AI could make them even better
However, after a model is trained, using it to make predictions is comparatively fast and cheap. The results show that AI can ...