Four mathematicians have finally confirmed that the familiar double soap bubble is indeed the best way to enclose two separate volumes of air.

I wish to God these calculations had been executed by steam." With these words, spoken in 1821, Charles Babbage embarked on the great quest of his life - the attempt to fully automate calculation. Goaded by the all-pervasive errors in the tables of the period, he began to conceive of a great machine that would replace human fallibility with utter mechanical reliability.
f you're flicking casually through the books in the "popular mathematics" section of your local bookshop, and see this book but fail to read the subtitle, you might well think that its theme is that some people are born with a "maths gene", and some without - and that possession of this gene is the major factor in determining who can do maths, and who can't.