Plants kept inside a room always grow in the direction of the window. In woodlands where there is a thick canopy of trees and sunlight rarely falls on earth, very few plants survive. Those that do, do not require sunlight to make their food.
Switch on the television and you are bound to see some cola advertisements. Aamir Khan, a Bollywood hero, pops open a cola and the bubbly drink fizzes to the top. Have you ever wondered what causes the countless teeny bubbles in all these soft drinks?
Huge amounts of polluting gases are being released into the earth’s atmosphere by the large scale burning of fossil fuels or natural fuels found under the earth. These gases are the main culprits behind the phenomenon of global warming and other climatic changes.
On every Diwali, known as the festival of lights, our family has a big discussion on the kind of lighting we should have. And after talking about candles or electric bulbs we invariably choose the _diya_s or earthen lamps for their beautiful flames.
Asthma is one of the most common diseases affecting the lungs. A serious disease, it affects all races and both sexes equally. This disease affects millions. Many of us recognize asthma symptoms like wheezing, chest tightness and gasping for breath.
Sea beaches around HongKong have a problem. They regularly face the threat of a ‘Red Tide’.
The ‘Red Tide’ kills fish in sea farms and in the open seas. Actually, the ‘Red Tide’ is reddish brown algae that floats on water near the coastline.
Where: London, United Kingdom
January 10, 2009 : An interesting story by BBC News tells how a team of London doctors, including five anesthetists, two general practitioners and a vascular surgeon climbed Mt. Everest. They then treated themselves as guinea pigs to measure oxygen levels present in their blood at the summit.
August 19, 2000: The Kursk, an ultra-modern Russian nuclear-powered submarine has sunk. Its crew has been trapped underwater for over a week now. In fact many might already be dead. By denying that it was a serious accident and by not launching serious rescue efforts in the beginning, the Russian government has reduced their chances of survival further…
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