Determining your baby's sex

If you eat more, you increase your chances of having a boy -- according to this study:

http://www.nature.com/news/2008/080422/full/news.2008.769.html?s=news_rss

Formula 1 racing goes "hybrid"

The new Formula 1 race cars will have a 11 lb flywheel to store energy, which can be released later with the push of a button:

http://gas2.org/2008/04/22/formula-1-racing-to-go-hybrid-from-2009-2013/

So it's not like a Prius hybrid with a battery. Less energy storage, less weight.