science
Earth and solar system may have been shaped by nearby exploding star
A new explanation for the solar system’s radioactive elements suggests Earth-like planets might be found orbiting up to 50 per cent of sun-like stars Source link
Comets were on fire this year – for better or worse
Field Notes From Space-Time columnist Chanda Prescod-Weinstein on how comets grabbed the headlines in 2025 Source link
How 3 imaginary physics demons tore up the laws of nature
Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today? Source link
De-extinction was big news in 2025 – but didn't live up to the hype
Biologists poured cold water on Colossal Biosciences’ claim to have brought the dire wolf back from extinction, and some worry the overblown headlines will undermine conservation work Source link
Chance of a devastating asteroid impact briefly spiked in 2025
A building-sized asteroid had a 1-in-32 chance of hitting Earth at its peak, but astronomers soon found there was zero chance of it impacting the planet Source link
Inside the wild experiments physicists would do with zero limits
From a particle smasher encircling the moon to an “impossible” laser, five scientists reveal the experiments they would run in a world powered purely by imagination Source link
Pompeii building site reveals how the Romans made concrete
Excavations of a workshop that was buried in Pompeii almost 2000 years ago have given archaeologists unique insights into Roman construction techniques and the longevity of the empire’s concrete Source link
The audacious quest to light up the sky with artificial auroras
How a Finnish physicist named Karl Lemström once became obsessed with recreating the aurora borealis from scratch – and may have ended up creating something even more intriguing Source link
Are we living in a simulation? This experiment could tell us
The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some tantalising clues – and devised an experiment that might reveal the truth Source link
Hunter-gather groups are much less egalitarian than they seem
There is a widespread belief that altruism and equality drive social behaviour in traditional hunter-gatherer societies, but the truth is more surprising and complex Source link