NASA can’t explain unexpected flip in wind direction Wind belts around the equator flip about every two years, but NASA has found that a flip occurred much earlier than expected in 2015. Why is up for debate. Climate change could be a key player. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Does Our Universe Have A Mirrored Twin? Behind The Scenes Of Time Magazine Cover Made by Drones Its Official -Water On Mars! Why Planes Don’t Fly Faster Do Cellphones Give You Cancer? How Will NASA Test The Next Lunar Lander?