Cutting back on blood transfusions for the critically ill can actually improve some patients' chances of survival, according to a study that may have a far-reaching impact on the treatment of the

it is only May, but Delhi is already under the grip of jaundice and diarrhoea. Such water-borne diseases

The link between Atlantic temperatures and an atmospheric effect that influence winters could lead to prediction of stormy winters in Europe

Although researchers have improved on their skills to predict extreme climate changes like the El Ni o, they still have a long way to go

Nasa's Global Survey craft which is mapping Mars' surface identified a crater so deep that it could swallow up Mount Everest and a slope that goes from the south to the

Scientists have long been convinced that global warming, whether natural or caused by human action, would amount to much more than a simple, uniform rise in temperature. One response of the climate

At a private meeting in February a group of environmentally minded investors were all set to battle with Mobil Corp. over global warming issues. Then Mobil floored them. Within economic limits, " a

British birds are spreading their wings andextending their range northwards to beat global warming, scientists said. In the past 20 years many birds have pushed their northern boundaries by an

The European Commission called on European Union countries to strengthen measures to curb greenhouse gas emissions after warning they could rise in the next few years. An analysis of the EU's

Ford Motor Co. said it would cut smog-forming emissions starting this fall on its entire North American pickup truck line, a move that makes it the only major automaker to convert most of its light