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Tree use their leaves make food. The leaves contain chlorophyll, a green pigment which together with light from the Sun, carbon dioxide and water results in glucose. Leaves normally contain red, orange and yellow pigments but these are normally masked by the green chl...
How you feel can powerfully affect the strength of your immune system and how susceptible you are to infection. Scientists at the University of Wisconsin-Madison have found that negative emotions like depression, anger and fear can significantly weaken your immune res...
Shingles is caused by the same virus which causes chicken pox, the Herpes Zoster virus. Once you have had chicken pox, HZV lives in your nerve cells forever and can sometimes reactivate itself. It is usually kept at bay by the immune system by zoster virus specific im...
We light bonfires and set of fireworks on November the 5th to commemorate the fact that in 1605 Guido Fawkes, now known as Guy, failed to blow up the Houses of Parliament. But physicists from the Centre for Explosion Studies in Aberystwyth have shown that if he had ac...
Don’t you just hate it when you get an annoying song stuck in your head and you can’t stop humming it all day? Researchers in America think this happens because these repetitive, catchy songs give us a brain itch, which can only be cured by a cognitive scr...
A Swiss underwear company has come up with a bra containing lavender and jasmine perfumed capsules, which makes cigarettes have an extremely unpleasant taste.
A new vaccine to treat cocaine addiction is about to be put to the test in America by its UK designers Xenova Pharmaceuticals. Called TA-CD the vaccine works by encouraging an addict’s immune system to produce antibodies to cocaine, in much the same way as it wo...
The results of the first large-scale trial to investigate the benefits of cannabis extracts in multiple sclerosis are out this week. Multiple sclerosis, or MS, is a crippling disease which attacks the nervous system, leading to muscle pain and spasms. Researchers at P...
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