60 Seconds

 作者:沃猜     |      日期:2019-03-06 07:08:02
Count your way to hella We need a way to describe super-high numbers. So says an online petition with over 20,000 supporters, advocating the prefix “hella” for 1027. Yotta (1024) is the largest prefix in the International System of Units, but hella units could prove handy for numbers such as the sun’s wattage, says physics student Austin Sendek of the University of California, Davis. Titanic survival A study of shipwrecks shows that speed of capsize dictates who survives. Able-bodied men were less likely to survive than women and children on the Titanic,