Airbus just unveiled the ZeroE, a four-propeller commercial aircraft that will be powered by hydrogen-fuel-cell stacks and ...

However, the U.S. Army now plans to acquire 300 recently developed long-range hypersonic weapons, potentially signaling a ...

We'll taking a pause on our coverage of the war in Ukraine. But you can follow more updates on any reaction to Donald Trump's comments about Vladimir Putin in our US ...

Vladimir Putin has ordered Russia's largest conscription drive in 14 years. His ultimate goal is to have an army larger than America's, our Moscow correspondent explains. Follow the latest below ...