3D-printed ovaries restore fertility in mice

These winemaking regions are most at risk from natural hazards

Morning glory seeds are tough enough for an interplanetary trip

How many tree species are there? More than you can shake a stick at, new database reveals

There’s a strange tree-killer on the loose in the Amazon: logjams

Plastic makes up nearly 70% of all ocean litter

Why do the world’s largest trees have some of the smallest leaves?

Here are some of the world’s worst cities for air quality

A greener way of making vanilla

It’s safe to return to some parts of Fukushima, study suggests

Melting glaciers around Mount Everest may be forming killer lakes

‘Slow-release’ fertilizer boosts crop yields, reduces environmental damage

Fukushima residents exposed to far less radiation than thought

Underwater probes detect ‘sea cyclones’ off coast of Africa

How drones could become a farmer’s best friend

Van-mounted sensors detect heavy polluters in the Los Angeles Basin

Watch a dolphin swim with a first-of-its-kind artificial fluke

Air bubbles sink and steel spheres rise in an unusual fluid

Want to swim fast? Spread your fingers

DNA collected from seawater may solve mysteries about world’s largest fish

These images were created on the paper of the future

Listen to the music of proteins folding

Tiny Himalayan country may not be as immune to earthquakes as thought

Solar storms can weaken Earth’s magnetic field