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Science
Where was the Sun? Here’s why astronomers are more useful in court cases than you’d think
Over the past eight years, I have been asked to submit astronomical evidence for...
What is a solstice? An astronomer explains the long and short of days, years and seasons
Happy solstice everyone! The mid-year solstice in 2023 falls at 2:58 pm UTC on 21...
South Africa is famous for its biodiversity: a new network will store and manage its plant and animal samples
South Africa has created a network of facilities to store hundreds of thousands...
Nigeria is Africa’s leading rice producer, but still needs more - reusing wastewater for irrigation would boost farming
Rice is one of the staple foods globally, ranking third after wheat and maize in...
Scientists have created synthetic embryos from stem cells – it could help us better understand infertility and miscarriage
Scientists recently announced that they have developed synthetic embryos using just...
Limiting global warming to 2℃ is not enough – why the world must keep temperature rise below 1℃
The Paris Climate agreement represented a historic step towards a safer future for...
An element essential to life discovered on one of Saturn’s moons, raising hopes of finding alien microbes
Enceladus is the tiny moon of Saturn that seems to have it all. Its icy surface...
5 incredible craters that will make you fall in love with the grandeur of our Solar System
Impact cratering happens on every solid body in the Solar System. In fact, it is...
Has a mathematician solved the ‘invariant subspace problem’? And what does that even mean?
Two weeks ago, a modest-looking paper was uploaded to the arXiv preprint server...
Glass: Neither a solid nor a liquid, this common yet complicated material is still surprising scientists
Glass is a material of many faces: It is both ancient and modern, strong yet delicate,...
Betelgeuse: star is continuing to behave mysteriously – here’s what would happen if it exploded
The bright, red star Betelgeuse in the constellation Orion has shown some unexpected...
Why understanding how spiders spin silk may hold clues for treating Alzheimer’s disease
Really, we should envy spiders. Imagine being able to make silk like they do, flinging...
Long COVID could be caused by the virus lingering in the body. Here’s what the science says
While most people survive and recover from COVID, for some people symptoms can persist...
Brain tumors are cognitive parasites – how brain cancer hijacks neural circuits and causes cognitive decline
Researchers have long known that brain tumors, specifically a type of tumor called...
Brightest cosmic explosion of all time: how we may have solved the mystery of its puzzling persistence
First detected accidentally by US military satellites in the late 1960s, cosmic...
Crocodile’s ‘virgin birth’ is a first for science’s history books
Stories of virgin births, where young are produced without fertilisation, have been...