Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research ...

In the vast, silent expanse of our solar system, a new visitor has sparked a familiar question: are we truly alone? For those ...

The United States intercepted two Venezuela-linked oil tankers in the Atlantic as President Donald Trump stepped up ...

US President Donald Trump has approved moving forward with a bipartisan sanctions bill targeting countries that continue ...

Prime Minister Mark Carney will travel to China next week — the first visit to the country by a Canadian prime minister since ...