With a changing climate and a growing population, the world increasingly needs more-productive and resilient crops. But improving them requires a knowledge of what actually works in the field. Mark ...

Bruce Beehler is a naturalist and author of 14 books, including the forthcoming “Flight of the Godwit.” This fall, I went hiking on Sugarloaf Mountain, about 30 miles northwest of the District.

It’s one small step for mice, one giant leap for mammoth-kind. Scientists endeavoring to “de-extinct” woolly mammoths through genetic modification have taken a meaningful step toward achieving their ...