Get flash to fully experience Pearltrees
6 July 2011 Last updated at 06:45 ET By Katia Moskvitch Technology reporter, BBC News The solution does not wash away even after multiple hot laundry cycles, according to its inventor Dr Jason Locklin. A new anti-microbial treatment that can make clothing - including smelly socks - permanently germ-free has been developed by US scientists. The spray-on solution can be applied to existing garments, according to the team from the University of Georgia.
Much like counting rings in trees or layers in glaciers to determine age, scientists can now tell how old people are by looking at DNA changes in their saliva.
Is sex good for your health—or is that just a fantasy? A flurry of small studies suggest that sex is as good for your health as vitamin D and broccoli. It not only relieves stress, improves sleep and burns calories, it can also reduce pain, ease depression, strengthen blood vessels, boost the immune system and lower the risk of prostate and breast cancer.
Interactive Java Tutorials Photosynthesis Green plants absorb water and carbon dioxide from the environment, and utilizing energy from the sun, turn these simple substances into glucose and oxygen.