Greenhouse gas production fell in wake of Soviet collapse
Changes in post-USSR food systems drove emissions down.
Ediacaran organisms grouped together to access food
Half a billion years ago, early complex life didn’t rely on luck to get a feed.
Bird deaths and climate link questioned
Fresh analysis red flags earlier findings that suggested Arctic nestlings were being preyed upon at record rates.
Evidence found of galactic collision with massive dark matter ‘clump’
Can the shape of a distant galaxy point to the nature of dark matter?
In ultra-marathons and pregnancies, humans have a metabolic ceiling
Endurance ability is more about food than fitness, research reveals.
AI learns multi-player video game – and smashes it
With no instructions or help, an artificial intelligence program masters a popular video game, against expectations.
Fossilised fish flock together
Remarkable find suggests group behavioural rules are very ancient.
Hyperactive comets may hold key to Earth sea mystery
New measurements may explain isotope ratio differences between ice in comets and water in oceans.
Emmy Noether overcame sexism and antisemitism to become a towering mathematician – and Einstein’s friend.
Neanderthals and modern humans parted company earlier than thought
Tooth study pushes back the last common ancestor by around 400,000 years.