Seoul - Thousands of South Koreans took to the streets again Wednesday to protest the government's decision resume imports of US beef after a five-year ban.

Washington, May 28 : Who is responsible for flourishing lives in the tropics: temperature, or sunlight?

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.