鈥淧hyto鈥 derives from the Greek word for plant, 鈥減hoto鈥 from light and 鈥渄erma鈥 from skin, so 鈥減hytophotodermatitis鈥 is a skin reaction initiated both by exposure to light and to some plant material....
As we sit here freezing and dreaming of southern climes, it is hard to conceive of global warming. But it is happening and the long term effects will not be pleasant. How do I know that the climate...
Oh, those analytical chemists. They do cause problems don鈥檛 they? With their ability to find the presence of chemicals at parts per trillion, they can not only find the needle in the proverbial...
Get ready for a new controversy.聽 Corn and soybeans that are genetically engineered to resist the weed killer 2,4-D are heading for approval.聽 And they are also heading for an onslaught of...
Mention genetically modified organisms (GMOs), and watch the brows wrinkle. People just don鈥檛 want the genes in their meals modified, even if they are not quite sure what genes are. Better just...
Take an aspirin tablet. Now imagine cutting it in half. And in half again. Keep doing this, obviously in your imagination, until you have about three million pieces. Now take one of those pieces...
For many, the colour change of the leaves come September instigates a feeling of melancholy. Still, nobody denies that the reds, greens, oranges, and yellows are a spectacular sight! But what is...
As our hygiene and cleanliness improves it seems we become more susceptible to allergies. It's as if our immune system is yearning for action, but having no enemies in the form of infectious agents...