LONDON - Want to look healthy and attractive? Well, all you need to do is a get a good night's sleep, suggests a new research.

WASHINGTON - Scientists are one step closer to developing a jet lag pill that could relieve millions of long-haul passengers from sleepless nights and mid-afternoon drowsiness.

WASHINGTON - The US has hailed India's "constructive role" at the UN climate change conference in Cancun and says Washington will not make legally binding commitments until countries like India and China do so.