Washington, May 28 : American scientists have invented a substance far stronger and harder than conventional iron, and which retains such characteristics even under extremely high temperatures.

Washington, May 28 : Tel Aviv University scientists claim to have discovered a way to make the chemical industry relatively environmental friendly.

Washington  - Former White House spokesman Scott McClellan criticizes his former boss in a new book to be released Monday.

Washington  - Two da

Worldwide condemnation followed Myanmar's six-month extension of the house arrest of opposition leader Aung San Suu Kyi, with officials from the UN, EU and US expressing frustration and regret.