A Russian submarine's 'unusual' behavior has NATO's attention. A top official says it's 'limping home.' Tension over evidence ...

A Chinese research team has begun performance testing of a prototype "robot dog" designed for lunar exploration. According to ...

The scientific community is overreacting to theoretical computer models—and offering unaffordable and impractical solutions ...

OK, this is another “believe it or not” story. The Argentine economy is in a recession spiral with only a glimmer of hope ...