If you're really desperate to escape the heat that's blanketing North America, you might consider visiting Gusev Crater on Mars. It's winter there, no problem with heat at all. If you go, you'll find a robot from Earth already there.
Mathematics, string theory, death, infinity -- and telephone call centers in India? The stuff of drama? A Disappearing Number, the Olivier Award-winning play by Simon McBurney and London's Theatre Complicite, does in fact tackle these issues, and in a uniquely theatrical way.
Health experts now think it's altogether possible to be overweight -- but still fit.They say measuring only an individual's BMI, which is a measurement of body fat based on height and weight, can be misleading. Muscle weighs more than fat, for one thing.