Tuesday Flooby

A woman changes her mind about her abortion. Warning; graphic description of abortion procedure.

Humans run endurance well because they have big rear ends instead of tails.

Issue 42 of Plus magazine has a nice Euler article.

Lots of video math lectures here, at all levels, as well as many other topics in science and technology. Most require RealPlayer.

The Economist Style Guide will improve the finer points of your writing, for example:

Confectionary: a sweet. Confectionery: sweets in general.

Continuous describes something uninterrupted. Continual admits of a break. If your neighbours play loud music every night, it is a continual nuisance; it is not a continuous one unless the music is never turned off.

Convince. Don't convince people to do something. In that context the word you want is persuade. The prime minister was persuaded to call a June election; he was convinced of the wisdom of doing so only after he had won.

Here are the 2007 Intel Science Talent Search winners. My favorite, which is not coincidentally the only one I understand, is Mary Masterman's $300 spectroscope.

stats.org critiques and corrects statistics abuses in the media, for instance, toxic Teflon, exploding Pyrex, and a few extra pounds won't kill you any sooner.

Club Penguin leads to tears!