This week, learn about a food item that once nearly vanished from Western diets, marvel at the Webb telescope’s latest find, explore a Neanderthal DNA mystery, and more.
How seaweed shaped the past and could shape our future cnn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cnn.com Daily Mail and Mail on Sunday newspapers.
Nikon s annual contest is open to any photographs of tiny subjects taken down a microscope. 1,900 photos were submitted by artists and scientists from across the globe this year