Netherlands

Dutch police say the explosion went off outside of a coronavirus test center several miles north of Amsterdam. There were no injuries from the blast.

Scientists have found that two-way communication is possible with someone who is asleep and dreaming. Specifically, lucid dreaming — dreaming while being aware you're dreaming.

Health care workers are bracing for a deadly January, and President-elect Joe Biden cautioned that "the next few weeks and months are going to be very tough."

Leaders from across the European Union's 27 member-states celebrated the start of vaccination efforts on Sunday. EU Commission President Ursula von der Leyen called it "a European success story."

Several European nations, including Belgium, Bulgaria, France, Germany and Italy, announced travel restrictions from the U.K., where officials say a new variant of the coronavirus is spreading.