Why Antarctica froze millions of years before the Arctic – new research
East Antarctica hosts the largest ice sheet on Earth, containing enough water to raise global…
A new CRASH Clock measures the chance of satellite collisions, and it’s ticking down fast
Imagine a piece of space debris the size of a hockey puck slams into a…
Bird and tortoise fossil tracks on South Africa’s coast – latest findings are world firsts
The south coast of South Africa’s Western Cape province is a rich source of fossil…
here’s how they could be used on dying seas and lakes
Ahead of the 250th anniversary of the Declaration of Independence in the US, an ozone…
We took a self-driving car on the road for 100 days to see how it handled itself – these are the mistakes it kept making
In March, Jensen Huang, chief executive of computer chip giant NVIDIA, declared the “ChatGPT moment”…
Could AI create a new form of inequality in South Africa?
Generative artificial intelligence (AI), and especially large language models deployed as chatbots and digital assistants,…
How did it feel to be an American colonist in 1776? Probably itchy, achy and slightly nauseated
Trade the tricorn hats, bonnets and homespun shirts for flip flops, sneakers and soccer jerseys,…
If we force online platforms to control harmful content, where does that leave sex ed?
Most of us have attended sex-ed classes in school. If we’re lucky, we’ll learn about…
Trump has made more than $1 billion from crypto in a year. How?
US President Donald Trump once called cryptocurrency a “scam”. It’s now a major moneymaker for…
How we’re turning a pollutant into fertilizer and clean fuel
Ammonia rarely makes headlines, but much of modern life depends on it. The compound of…