Durham: Laboratory rats who breathed Beijing's highly polluted air gained weight and experienced cardio-respiratory and metabolic dysfunctions after three to eight weeks of exposure.

London: New research shows that more than 5.5 million people die prematurely every year due to household and outdoor air pollution. More than half of deaths occur in two of the world's fastest growing economies, China and India.

New Delhi: A low pressure area is expected to form over southeast Bay of Bengal and neighbourhood.

Washington: Georgia Institute of Technology researchers combed through more than two dozen studies and did surface measurements for 27 mammals and insects to better understand how animals are able to clean themselves. 

Washington: The likelihood of an area experiencing a potentially devastating landslide could be influenced by its previous exposure to earthquakes many decades earlier.

Washington: The electric eel may be one of the most remarkable predators in the entire animal kingdom.