杏吧原创

Defecating fish

Environment

A lack of fish faeces is changing the flow of carbon in the ocean

Fish faeces plays an important role in the carbon cycle of the ocean, but industrial fishing has lead to a lack of defecation

Diners at a cafe in Sydney, Australia, today.

Health

Sydney comes out of 4-month lockdown after reaching vaccination target

A woman using a voice assistant

Technology

AI-generated deepfake voices can fool both humans and smart assistants

Offshore wind farm

Environment

UK National Grid in talks to build an energy island in the North Sea

Chang'e 5 landing site

Space

Rocks gathered by Chang’e 5 rover show magma once spewed from the moon

Bacteria circadian clock protein molecule

Life

Circadian clock made from scratch to probe how biological rhythms work

A cliff face on Mars

Space

Ancient Mars lake had fast-moving floods that carried huge boulders

Robot team

Technology

Team of underground rescue robots wins $2 million DARPA prize

Leonardo robot

Flying robot can also ride a skateboard and balance on a rope

Saildrone in the water before setting off into Hurricane Sam

Watch footage from inside a Category 4 hurricane

Saildrone has captured footage from inside Hurricane Sam.

Space

NASA’s New Horizons spacecraft has found two odd pairs of asteroids

Life

Hares with failed snow camouflage still manage to avoid predators

Health

World’s first malaria vaccine approved for use in children in Africa

Life

Some ancient giant ground sloths dined on meat