How Does a Mission to Mars Help Us Here on Earth?

NASA’s Perseverance Rover lands on Mars on Thursday, Feb. 18. But with so many problems here on Earth, you may be wondering if this expensive trip is just a waste of money. NBCLX storyteller Eric Rodriguez explains how this investment — in people, technology and problem solving — will pay off on Earth. Not to mention how it could help answer the biggest question of all: Are we alone in the universe? Watch the landing live on Thursday at