To do the method, begin by writing the two numbers you want to multiply at the top of two columns. In the left column, you ...

Andrii Sybiha, Ukraine's Minister of Foreign Affairs, has drawn attention to the fact that the Russian economy is facing ...

But part is because Ukraine is keeping secret the methods it hopes will help it regain a winning edge elsewhere. Participants ...

Russian Defense Minister Pavel Grachev promised he could seize Grozny with a single parachute regiment in two hours. On New ...

Ivan Urgant was an unstoppable Russian megastar. Then he expressed opposition to President Vladimir V. Putin’s invasion of ...

The German government said there had been an increasing number of disinformation campaigns, espionage, cyberattacks and ...

The US has indicted a Ukrainian woman for her alleged involvement with Russia-backed cybercriminal groups that have caused disruptions at American water and meat processing facilities, the Justice ...

From machine learning to voting, the workings of the world demand randomisation, but true sources of randomness are ...

GENEVA (AP) — Russian skiers and snowboarders won a court ruling on Tuesday to apply as neutral athletes for qualification events to the Milan Cortina Winter Olympics after nearly four years of being ...

On NATO’s Eastern Flank, low-grade Russian attacks are ramping up. WSJ’s Matthew Luxmoore goes inside Lithuania’s efforts to build defenses and train citizens for war as fears of a full-scale conflict ...

BERLIN—A dozen senior German officers convened at a triangle-shaped military compound in Berlin about 2½ years ago to work on a secret plan for a war with Russia. Now they’re racing to implement it.