Remembering Challenger: 35 years since tragic explosion

Hundreds of people in Florida and millions watching on live television witnessed the space shuttle Challenger break apart in a mid-air explosion on January 28, 1986, killing 7 people on board.

What are President-elect Biden's plans for NASA?

NASA has big plans to send humans back to the moon and then to Mars. But President-elect Joe Biden could make big changes to the space program. He says he wants to boost NASA budget and review its priorities.