Why fast birds, fish and animals are never too small or big
Built for speedBeverly Joubert/National geographic/GettyBy Aylin WoodwardMost of us know a cheetah can beat an elephant in a footrace. But unravelling the mystery of why certain animals move faster than others is something scientists have struggled with for years. Now it seems size might be the answer. Animals’ speed limits affect how they migrate,...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark