New York  - Authorities evacuated large parts of the city of Cedar Rapids, Iowa Friday as water some 2.5 meters deep flooded over 400 city blocks.

Washington, June 13 : Scientists have suggested that plans to conserve forests may have potential negative impacts on some ecosystems.

London, June 13: Stud

Washington, June 13 : Australian scientists have discovered that spiders trap their prey by luring it with light waves that they use to decorate their webs with structures like with crosses, zigzag

Washington, June 13: With Wimbledon just round the corner, scientists have attacked sports decision aids such as the Hawk-Eye system, insisting that such systems should come with a 'health' warning

Washington, June 13: Researchers at Los Alamos National Laboratory have started using the Roadrunner supercomputer built by IBM at their facility to mimic extremely complex neurological processes.