Attorneys have made their closing arguments in the case of the former Minnesota police officer, who fatally killed Daunte Wright. The case is now in the hands of the jury.

Moderna said its current FDA-authorized 50-microgram booster shot increased antibody levels against omicron 37-fold compared to pre-booster levels.

As they count down the hours to the highly anticipated launch of NASA's powerful, $10 billion James Webb Space Telescope, astronomers hope for the best while fearing the worst.

Sporting events and live theater announced cancellations amid major increases in new coronavirus cases, in large part because of the omicron variant.