snow
Invisible comet tails of mucus slow sinking flakes of ‘marine snow’
WASHINGTON — Tiny, sinking flakes of detritus in the ocean fall more slowly thanks to the goop that surrounds each flake, new observations reveal. The invisible mucus makes “comet tails” that surround each flake, physicist Rahul Chajwa of Stanford University reported November 19 at the American Physical Society’s Division of Fluid Dynamics meeting. Those mucus…
First ever photo of a snow leopard under a starry sky is spectacular
IT TAKES a special kind of patience to search for a ghost. It is unlikely you will find one, but doubt means quitting, so you keep looking. This is the art of tracking snow leopards. Morup Namgail learned it early. He was 5 when he first saw one in his remote home village of Uley…