30 percent weight loss in mice by restricting one amino acid

Kissing linked to depression transmission through oral microbiota exchange

New find: Chimpanzees are capable of complex communication

Living tattoos for buildings

Street smarts: how a hawk learned to use traffic signals to hunt more successfully

Cockroach cyborgs navigate with light-driven helmets

New ketamine study promises extended relief for depression

Vitamin D slows ageing by nearly 75 percent in first large-scale trial

Passive infrared contact lenses allow people to see in the dark, even with their eyes closed

Your chemical aura is suppressed by perfume and body lotion

Sleepy greens: Melatonin microinjectors extend veggie shelf life

Breakthrough device detects airborne signs of disease

Can plants hear their pollinators?

Are groovy brains more efficient?

Fast food: How fatty meals rapidly weaken our gut defences

A one-pixel camera for recording holographic movies

New technique rapidly measures cells’ density, reflecting health

Capuchin monkeys develop bizarre “fad” of abducting baby howlers

New computer language helps spot hidden pollutants in waterways

Supreme antivenom made from man bitten hundreds of times

Scientists film mouse heart forming in 3D earlier than ever before