Submitted by youtube2668 in science
When NASA added a drone named Ingenuity to its Mars 2020 rover Perseverance, it expected the tiny four-pound helicopter to fly a total of five very brief mis...
Submitted by youtube2668 in science
When NASA added a drone named Ingenuity to its Mars 2020 rover Perseverance, it expected the tiny four-pound helicopter to fly a total of five very brief mis...