There were 4.6 million vaccine doses reported administered in the U.S. on Saturday, a single-day record, as the country averages 70,000 new Covid cases per day.
The Pentagon's advanced research division awarded a trio of companies with contracts to build and demonstrate a nuclear-based propulsion system on a spacecraft.
Treasury yields moved higher on Monday after Federal Reserve Chairman Jerome Powell on Sunday reiterated the central bank's commitment to loose monetary policy.
Microsoft acquired Nuance for $16 billion and has held recent talks to buy Discord and TikTok as Apple, Facebook, Google and Amazon come under regulatory fire.
Apple agreed to send a top executive to testify about its app store before a Senate panel on antitrust after leading senators urged it to make one available.
The coronavirus variant first discovered in South Africa is able to evade some of the protection of the Pfizer-BioNTech vaccine, according to an Israeli study.
Get complete CNBC business news coverage online. Find the latest regional business news pertaining to the United States of America including headlines & top stories available on the official CNBC site.