Archive for October 10th, 2017:

British mission to giant A-68 berg approved

Image copyright Copernicus Sentinel 1 Data/BAS Image caption A large gap is opening between the berg and the Larsen Ice Shelf (image from 2 October) UK scientists will lead an international expedition to the huge new iceberg that recently calved in the Antarctic. A-68, which covers an area of almost 6,000 sq km, broke away

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New evidence on how birds took to the air

Image copyright SPL Image caption Fossils of feathered dinosaurs help explain how flight evolved New fossil evidence has pushed back a key step in the evolution of bird flight by millions of years. Skeletal changes that helped birds take to the air happened 120 million years ago, during the hey day of dinosaurs, according to

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‘Sooty birds’ reveal hidden US air pollution

Image copyright Carl Fuldner and Shane DuBay Image caption Red-headed Woodpeckers from 1901 (top) and 1982 (bottom) Soot trapped in the feathers of songbirds over the past 100 years is causing scientists to revise their records of air pollution. US researchers measured the black carbon found on 1,300 larks, woodpeckers and sparrows over the past

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© Warren Fyfe