The first video, beginning around the 1:02 mark, was captured on a dash cam while driving eastbound on a four-lane freeway. Suddenly, a large triangular craft entered the frame, flying approximately 300 to 400 feet above the road. Although the exa…
To See the World in a Grain of Sand: Investigating Megaripples at ‘Kerrlaguna’
Written by Athanasios Klidaras, Ph.D. candidate at Purdue University On Mars, the past is written in stone — but the present is written in sand. Last week, Perseverance explored inactive megaripples to learn more about the wind-driven processes that are reshaping the Martian landscape every day. After wrapping up its investigation at the contact between […]