Ants — yes, ants — could protect apples, nuts, cocoa, and other beloved crops from disease and climate change.

As Earth grows warmer, its ground is becoming drier and saltier, with profound consequences for the planet’s 8 billion inhabitants — nearly a third of whom already live in places where water is increasingly scarce and the ability to raise crops and livestock is increasingly difficult.

While initial estimates can be a useful early measure in assessing the damage of natural disasters, the true costs are often much higher.

Giving irregular-looking fruits and vegetables a personality could make them more appealing to consumers — and curb food waste.

Researchers have developed a type of concrete that uses discarded shells to trap water. It's now combating floods and food waste in urban gardens and along cycling paths.

Climate change is threatening Earth's biodiversity. Could frozen regions of the moon be the best place to "back up" lifeforms?

When it comes to fighting for the planet, the young have the loudest voice — and they’re making sure those in power hear it.