The COVID-19 pandemic has boosted interest in home gardening. Three scientists who garden explain some basic methods for controlling common insects and microbes that can spoil your crop.

Restoring former prairies that have been plowed under for farming delivers land, wildlife and climate benefits. But a new study finds that the weather plays a surprising role.

"We tend to think of competition occurring above ground because that's the part of the plant we see. But that's only half the plant."