Harvard professor with polarizing alien theories is picked to lead Trump administration UFO council

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

America at 250: five times the US constitution has come under threat

The story of the US is, in many ways, remarkable. It achieved independence against the odds, its constitution has lasted more than two centuries and its democracy has weathered war, economic ...