Psyche mission
NASA receives laser-beamed message from 10 million miles away
Science
Dr. Sarah Adams
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An innovative experiment ...
NASA’s robotic prospectors are helping scientists understand what asteroids are made of – setting the stage for miners to follow someday
Science
Dr. Sarah Adams
The cars, cellphones, computers and televisions that people in the U.S. use every day require metals like copper, cobalt and platinum to ...