The city of Lebanon is welcoming a flock of sheep to town.They'll be part of an eco-friendly effort to manage vegetation at the city's solar fields.The wooly workers will graze around the solar panels ...

The ostensibly barren Mojave Desert is in fact teeming with plants and animals, including a rare species known as the threecorner milkvetch. It’s a member of the pea family, splaying across the ground ...