51动漫

The hormone and neurotransmitter dopamine interacting with its receptor

Health

Pain relief from the placebo effect may not actually involve dopamine

Dopamine was long thought to play a part in the placebo effect for pain relief, but a new study is questioning its true role

Life

Axolotls seem to pause their biological clocks and stop ageing

Environment

Are superconducting power lines the key to a cleaner grid?

Humans

AI discovers hundreds of ancient Nazca drawings in Peruvian desert

Health

Children with cancer may benefit from having a cat or dog ‘pen pal’

A day octopus hunting with a blue goatfish

Life

Octopuses and fish hunt as a team to catch more prey

Environment

Forests became less diverse when ancient people started herding pigs

Environment

Plan to refreeze Arctic sea ice shows promise in first tests

Technology

An AI can beat CAPTCHA tests 100 per cent of the time

Health

What to know about the new covid-19 XEC variant

A new covid-19 variant called XEC may spread more easily than past variants, but current vaccines are still effective against it

Earth

Why physicists are air-dropping buoys into the paths of hurricanes

Environment

Deforestation is partly to blame for Amazon’s worst-ever drought

Space

Astronauts may need medical evacuation from one-third of moon missions

Environment

Antarctica鈥檚 ‘doomsday’ glacier is heading for catastrophic collapse