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 The Truly Bizarre Border Between Canada and U.S.A What If the Universe Was Shaped Like a Donut? Spooky Coincidences? 2nd Look : The Hubble Ultra Deep Field in 3D How to fit ALL of Wikipedia in One QR code What Does Earth Look Like?