Health
Electric eel-inspired batteries could power life-long pacemakers
A new battery made of fleshy hydrogel layers generates and stores power like electric eels do. It could power pacemakers without ever needing to be replaced
News
Earth
How a bat鈥檚 hairy tongue lets it suck up nectar like a sponge
News
Earth
We all need to take our heads out of the sand
News
Life
China’s plan to stop recycling the world’s rubbish may backfire
News
Physics
A ‘magic number’ of people walking across a bridge makes it sway
News
Environment
Mussel-inspired plastic could make self-repairing body armour
News
Technology
Shape-shifting origami robot swaps bodies to roll, swim or walk
News
Technology
Fighting fakery: How to make products immune to counterfeiting
Features
Physics
Two-colour pixels let you draw pair of images in the same space
News
Health
Plastic cubes injected into the body could replace booster shots
Microscopic degradable polymer cubes stuffed with vaccines could spell the end of booster jabs, and lead to a single vaccine that protects against all diseases
News
Atomic assembly lines are a small victory for chemists
News
Technology
Atomic Legoland: How to build wonder stuff from the atom up
Features
Humans
Science fiction picks: Time for a reality check
Culture
Health
Eight great accidents in scientific discovery
Features