News

Tech

Biological transistor built for living computers

DNA-based switches could be used in diagnosis and treatment of diseases.

Life

Eye drops reduce signs of macular degeneration in mice

Targeting cholesterol in retina stops rogue blood vessel growth often seen in the vision disease.

Psychology

Babies’ flexible squeals may enable them to talk later

Language evolution might have fed off infants’ ability to use certain sounds to express various emotions.

Earth

In Antarctica, melting may beget ice

Disintegration of floating glaciers could be responsible for freezing of seawater.

Physics

Sound cloaks enter the third dimension

Concept could lead to sonar-defeating submarines or noise-cancelling highway barriers.