Satellites saw rapid Greenland ice loss

Image copyright NASAImage caption The south of Greenland viewed from the International Space Station Greenland has gone through an “unprecedented” period of ice loss within the last two decades. The Grace satellites revealed a four-fold increase in mass being lost from Greenland’s ice sheet from 2003-2013. The study in Proceedings of the National Academy of […]

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Antarctic krill: Key food source moves south

Media playback is unsupported on your device Media captionSimeon Hill: “Our data goes all the way back to the ‘Discovery era’ of the 20s and 30s” A keystone prey species in the Southern Ocean is retreating towards the Antarctic because of climate change. Krill are small, shrimp-like creatures that swarm in vast numbers and form […]

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Fossil shark named after 80s video game

Image copyright Velizar Simeonovski, Field MuseumImage caption Artwork: Galagadon was a freshwater shark from the time of the dinosaurs A newly discovered species of ancient shark has been named after a 1980s arcade game. The shark swam in the rivers of what is now South Dakota, US, about 67 million years ago, living alongside iconic […]

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Skywatchers await ‘super blood wolf moon’

Media playback is unsupported on your device Media captionElizabeth Rizzini explains the “super blood wolf moon” – and forecasts the weather for UK skywatchers on Monday Skywatchers are gearing up for a lunar eclipse, which some are referring to as a “super blood wolf moon”. During the spectacular event, the Earth’s natural satellite turns a […]

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Saturn’s spectacular rings are ‘very young’

Image copyright Cassini Imaging Team/SSI/JPL/ESA/NASAImage caption The end phases of the mission should yield new information about Saturn’s interior We’re looking at Saturn at a very special time in the history of the Solar System, according to scientists. They’ve confirmed the planet’s iconic rings are very young – no more than 100 million years old, […]

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Swimming with sharks

Image copyright Reuters A team of divers has had a close encounter with one of the biggest great white sharks on record – and lived to tell the tale. Some of the divers came so close to the female shark in the waters off Hawaii that they were able to touch it. The shark, nearly […]

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World’s coffee under threat, say experts

Image copyright Getty ImagesImage caption We drink two coffees out of more than 100 types growing naturally The first full assessment of risks to the world’s coffee plants shows that 60% of 124 known species are on the edge of extinction. More than 100 types of coffee tree grow naturally in forests, including two used […]

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