Things That Nobody Knows: 501 Mysteries of Life, the Universe and Everything

William Hartston

" HERE ARE MANY, MANY THINGS THAT NOBODY KNOWS ...Why are so many giraffes gay? Has human evolution stopped? Where did our alphabet come from? Can robots become self-aware? Can lobsters recognize other lobsters by sight? What goes on inside a black hole? Are cell phones bad for us? Why can't we remember...