Solar

Lack of solar radiation causes cancer

Exposure to UV-B radiation may cause skin cancer, but it also prevents many other cancers through activating vitamin D. According to many, UV-B - the solar radiation that causes sunburn// - as a risk factor for melanoma, and other skin cancers. That is generally true, but what is not generally realised is that the reverse may also be the case - that UV-B prevents cancer. Dr.William Gr...

Solarium use is associated with an increased risk of skin cancer

The incidence of melanoma has increased rapidly in the last half century, and officials at the American Academy of Dermatology, said about 50,000 Americans will be diagnosed with it this year.The study, which analyzed the lifestyles and melanoma risks for women between the ages of 30 and 50,// found what the researchers said was the strongest evidence yet that artificial sun tanning can be dan...

The Science of Solar Eclipse

Both modern and ancient poetry has been revolving around natural wonders like the sun; moon the earth since time immemorial. Time and over again, there have been innumerable stories about phenomena such as eclipses // involving the three. Eclipses have occurred often in mythology and literature of different cultures and different ages. Eclipses have long been regarded as a sign of bad...

Link Between Solar Flares And Strokes Under Study

Scientists are seeking a possible link between solar energy surges and the occurrence of strokes in human beings//. Neurologists who traced about 6,800 strokes and related cerebral attacks in a region of Slovakia are studying whether solar cycles, solar wind and geomagnetic storms on Earth may be somehow connected to human health. Michal Kovac and a colleague at a neurolog...

Changes in Solar Brightness Too Weak to Explain Global Warming

Changes in the Sun's brightness over the past millennium have had only a small effect on Earth's climate, according to a review of existing results and new calculations// performed by researchers in the United States, Switzerland, and Germany. The review, led by Peter Foukal (Heliophysics, Inc.), appears in the September 14 issue of Nature. Among the coauthors is Tom Wigley of the Nati...

Solar vaccine cooler invented by Indian Scientist

The faulty storage of polio vaccines may have been responsible for the resurgence of polio in parts of India. However this situation will soon be resolved// because of the invention of an Indian scientist. SolarChill, a vaccine cooler has been developed by Rajendra Shende under the United Nations Environment Programme (UNEP). This solar vaccine cooler is expected to be of much use espec...

China Introduces Solar-powered Baths

China has devised a cost-effective solar energy bathing scheme for its population in the countryside where statistics //show that 200 million out of China's 800 million rural people bathe only once a month. Now energy experts have devised a bathing scheme aimed at introducing China's rural population to the joys of a hot bath. Tens of millions of Chinese population were fou...

Subsidize Solar Water Heaters for Homes, Expert Tells Australian Government

As Australias federal elections near, the leading parties seek to position themselves as great champions of environment. But observers remain skeptical. Like Tim Flannery, the Australian of the Year Professor who has called upon both the ruling conservatives and the opposition to come out with specific proposals instead of resorting to platitudes or vague generalities. He h...