It’s 15 years since disaster struck as the Columbia returned to Earth following a research mission.
Image copyright Chinstraps How do you trace where a penguin has swum across the vastness of the Southern Ocean? The surprising answer is from the chemistry of a single tail feather. Incredibly, specific compounds in penguin feather proteins allow scientists to track the birds’ migration over many hundreds of kilometres. The plumage records a kind […]
Image copyright ESA/Rosetta/NAVCAM Image caption A wide range of changes were observed on Comet 67P The comet visited by the Rosetta spacecraft is constantly being re-shaped, sometimes in dramatic fashion. It witnessed the collapse of entire cliffs at two locations on Comet 67P, events that were probably driven by exposure to sunlight. The European probe […]
Media captionMoment BBC crew caught in Etna eruption A BBC team and a number of tourists have suffered minor injuries after being caught up in an incident on the erupting volcano Mount Etna in Sicily. “Many injured – some head injuries, burns, cuts and bruises,” tweeted BBC science reporter Rebecca Morelle. Lava flow mixed with […]