'Double mutant' coronavirus variant has surfaced in the USA: what is known

US Department of Commerce plans to expand restrictions on exports to Russia in response to chemical weapons poisoning

The US is preparing ‘additional responses’ to the Russian Federation’s actions

Space Development Agency experiments to fly on Northrop Grumman’s capsule to space station

U.S. Department of the Treasury updated the Specifically Designated and Blocked Persons list

The US authorizes J&J's COVID-19 vaccine, making it the third one available

Biden revoked Trump ban on many green card applicants

Crimea is Ukraine: Biden made an official statement on the anniversary of Russia’s illegal invasion of Ukraine

Seven dangerous coronavirus strains were found in the US

Donald Trump was acquitted in the second impeachment trial