Solving an astronomy puzzle, robotaxi woes, must-visit destinations: Catch up on the day’s stories

Tesla’s robotaxi service is running behind schedule, though the company’s stock has surged on Elon Musk’s big promises. EV ...

Astronomers now say the moon is eating up molecules from Earth’s atmosphere

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.