There are experiments with sonar and descriptions of how the sonar works. The site is done mostly using text narration and images. Bomb squad Bomb disposal units are increasingly relying on robots to take over the dangerous task of finding and defusing bombs. But robots are also taking an other hazardous duties, and their capabilities are evolving rapidly. Take a trip into the world of robots.
Site has history, photos, biology, and sells various memorabilia.
The only reliable way to extend the lifespan of rodents, spiders, guppies and water fleas is to drastically cut calories without skimping on essential nutrients. It's a technique scientists call undernutrition without malnutrition. Contains narration and interviews with experts. Kaikoura Join an international team of scientists as they probe New Zealand's Kaikoura Canyon in an effort at spotting the elusive giant squid. Being obese raises your chances of having a coronary heart disease - even if your blood cholesterol is normal and you run a marathon every week.