News

Astronomy

A puny way to make planets

Brown dwarfs are failures in the star-making business, but new observations reveal that they may still succeed in growing planets.

Tech

Nanotubes spring eternal

Researchers have discovered that forests of carbon nanotubes squish and expand like foams, but with extraordinary resilience.

Physics

Peek-a-bubble

Physicists made a stable, doughnut-shaped air bubble in water by encasing the gas ring in beads that form a stiff shell.

Health & Medicine

Tomorrow’s Clot Stoppers? New anticoagulants show promise

Two experimental drugs could become alternatives to warfarin and a class of other products that are used widely to protect against potentially fatal blood clots.