Weed wars

Farmers fight unwanted plants among crops

Costs of missing sleep

Some fruit flies do fine without sleep, as long as they’ve got enough to eat

Dino teeth tell a traveling tale

Dental evidence from sauropods suggests the mighty beasts migrated for food

Killing a bacterial killer

A common, cheap element offers hope against deadly bacterial infections

Carnivorous plants say ‘cheese’

It took high-speed cameras to reveal how the bladderwort gets lunch