Physicists have just unveiled a new laser technique that spots subtle cell changes that can signal cancer. Clinical tests are proving its success in spotting colon cancer at the very earliest stages. The phrase 'It s like riding a bike is taking on a whole new meaning. Scientists and fitness trainers concerned about knee injuries that can stem from cycling have developed a revolutionary new way to ride. Instead of pedaling round and round, now you can walk while you ride.
Lung cancer kills more people then any other cancer.
But now, patients suffering from advanced lung cancer have an alternative to risky surgery. While the United States has some of the healthiest drinking water in the world, it isn t without risk. There are increasing concerns about how long we can maintain a clean, safe water supply. As Karin Heineman tells us, geologists are undertaking new efforts to ensure we ll always have good, clean water to drink. The first-ever tests show that new, advanced whiplash protection systems can cut damaging whiplash forces in half.