Submitted by Stuart Watson on Mon, 03/10/2011 - 14:22
Consumer electronics drive so much more than the economy, they also push forward on the frontiers of science and technology in remarkable ways. Powerful mobile computers with a variety of sophisticated sensors built in, are rapidly becoming common in the pockets and purses of everyday people. But they can do more than just play your favourite music and videos, surf the internet or play games, they can function as important scientific tools as well.
Submitted by Stuart Watson on Sat, 26/09/2009 - 11:52
Light is good for your health. Most notably, there are significant health benefits from vitamin D, which is produced in our bodies by the absorption into the skin of ultraviolet (UV) radiation. There are also dietary sources of vitamin D, but one of the best and most enjoyable involves simply sitting back and soaking up the sun's rays.
Submitted by Stuart Watson on Mon, 16/06/2008 - 08:04
One treatment for abnormal tissue growths, including cancerous tumours, is to close off the vessels supplying blood to that region, thereby killing it off. In some parts of the body, such as the eye and the brain, this requires an extraordinary level of precision. Researchers in the UK, Canada and the US, have recently produced a photo-activated drug and demonstrated that it is able to achieve far greater precision than any existing techniques, without causing damage beyond the treated region1.