Matthew Sparkes

A cryptocurrency that aims to avoid the disastrous energy consumption of bitcoin is actually using 18 times more energy than its makers claim – but it promises improvements are on the way

National Health Service rules state that all software created with public money should be publicly available, but fears of computer-hacking AI models like Mythos have prompted a change in policy

NHS England is pulling its open-source software from the internet because of fears around computer-hacking AI models like Mythos.

A drone strike at the Chernobyl exclusion zone has caused a fire that has spread to 12 square kilometres of land.

A drone strike at the Chernobyl exclusion zone has caused a fire that has spread to 12 square kilometres of land. Dry weather, strong winds and the presence of land mines are complicating efforts to bring the blaze under control

Genetically altered bacteria can synthesise gadusol, a naturally occurring compound found in zebrafish eggs that could be developed as an alternative to existing sunscreen products that can harm marine life

Asteroid 2026JH2 will zoom past Earth at a distance of only 90,000 kilometres next week. It has enough mass to wipe out a city, but simulations suggest there is no chance of an impact for at least the next century

Winner of an environmental photography award, this shot of a sea turtle seen under ultraviolet light shows how forensic evidence is being used to help catch poachers and animal traffickers

Asteroid 2026JH2 has enough mass to wipe out a city and will zoom past Earth next week

A record-breaking new version of Starship, due to launch within days, could form the basis of NASA's ambitious Artemis programme that aims to put humans back on the moon as soon as 2028