EnvironmentA factory will soon start making green food from air and electricity Solar Foods will grow bacteria using carbon dioxide from the air and hydrogen produced by renewable energy, a process more efficient than growing plants News
LifeThe surprising evolutionary history of pumpkins and squashes Shops are stocking up on pumpkins for Halloween. While I haven't always been a fan of squashes, I've been charmed by how such unlikely fruits came to spread worldwide, says Penny Sarchet Comment