Workers marched from state-owned Minsk Tractor Works to government buildings, as part of a demonstration demanding a new election and an end to police violence against protesters.

The mysterious dimming of the red supergiant Betelgeuse is the result of a stellar exhalation, astronomers say.

And what else you need to know today.

People who recover from the virus have a three-month window of safety, C.D.C. guidance shows. As tax revenues plummet, states face an estimated $555 billion budget gap over the next two years.

Mapping currents in the Southern Ocean is vital to monitoring climate change, but hard to conduct. So scientists turned to seals for help.

In a peaceful town in Queensland, descendants of plantation laborers worry stories of trauma and resilience will be forgotten without efforts to preserve them.

Did you follow the headlines this week?

Israel-U.A.E. relations, Belarus detentions, Europe unemployment: Here’s what you need to know.

Deaths are climbing in the U.S., and data suggests the official toll is an undercount.

State Department officials said the move was aimed at informing American schools of potential propaganda from the government group’s programs, largely known as Confucius Institutes.