Children are now taking part in trials of COVID-19 vaccines. National Geographic and the Wall Street Journal explain how the testing works for kids.

The Washington Post reports on the deadly shootings at Atlanta-area massage parlors.

Is America’s tax code racist? Bloomberg Businessweek profiles a woman who spent decades answering that question.

A chunk of dirt from a long-forgotten Cold War mission is revealing surprising new information about our planet. The Washington Post has the story.