That people will travel to Mars, and soon, is a widely accepted conviction within NASA. Rachel McCauley, until recently the acting deputy director of NASA’s Mars campaign, had, as of July, a punch list of 800 problems that must be solved before the first human mission launches. Many of these concern the mechanical difficulties of transporting people to a pla ... Show More
Today
The Firing of Kristi Noem
On Thursday, President Trump fired Kristi Noem, his secretary of homeland security, whose agency is at the center of his second-term agenda. Hamed Aleaziz, who covers the department, explains how Ms. Noem ended up losing the president’s trust. Guest: Hamed Aleaziz, who covers the ... Show More
30m 18s
Feb 2021
Mars Gets Ready for Its Close-up
Mars Gets Ready for Its Close-up Mars has fascinated Earthlings for millennia, ever since we looked skyward and found the red planet. Through telescopes, probes, and robots, scientists have gazed at its red rocks, craters, and canyons—and the latest rover, Perseverance, is poised ... Show More
28m 43s