Russia and other hostile states have become increasingly brazen in adopting “gray zone” attacks against Europe and the United States, leaving defense officials with a dilemma: How to respond ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm.

Provision of contract, charter, and allied aviation services to the resource industry and airlines domestically and internationally. and it also provides aviation services to airlines and clients ...

As Bulgaria joined Europe's borderless travel zone on January 1st, Greeks have been freely flocking to the neighboring country, where petrol prices are cheaper, to fill up their tanks. Bulgaria, along ...