North Sami, a language spoken in the Arctic, has more than 300 words for snow and a special word for "frightened reindeer". Can it survive in a warmer world?
The Tokyo Olympic Track Has a Trampoline Effect for Runners, Designer Says msn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from msn.com Daily Mail and Mail on Sunday newspapers.