Strong ozone depletion above the arctic possible

This winter, the Arctic stratosphere so far has been unusually cold. Hence, all prerequisites are given for strong ozone depletion in the next weeks. This conclusion is based on first results of the POLSTRACC measurement ...

Rare noctilucent clouds seen over Northern Ireland

Armagh Observatory reports that rare noctilucent clouds were observed over Northern Ireland on the night of the 30/31 May. The so-called "night shining" clouds take various forms ranging from delicate feathery structures ...

CALIPSO spies polar stratospheric clouds

NASA’s Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) satellite was in the right place at the right time in early 2011. On January 4, while flying past the east coast of Greenland, CALIPSO ...

Scientist uncovers relics of ancient cosmos

(PhysOrg.com) -- A University of Manchester scientist, working as part of an international team, has uncovered an unexpectedly rich trove of relicts from the ancient cosmos.