Science/Nature

Hurricane Harvey rainfall 'weighed 127bn tonnes'

Media playback is unsupported on your device Media captionRoads turned to rivers across Houston as Harvey hit Scientists have weighed the water that fell on Texas during the record-breaking Hurricane Harvey in August. They calculate, by measuring how much the Earth was compressed, that the Category 4 storm dropped 127 billion tonnes, or 34 trillion […]

Science/Nature

Warmer Arctic is the 'new normal'

Image caption Sea ice that is more than four years old has largely disappeared in the Arctic A warming, rapidly changing Arctic is the “new normal” and shows no signs of returning to the reliably frozen region of the past. This is according to the US National Oceanic and Atmospheric Administration’s Arctic Report Card. Director […]

Science/Nature

US firm picks UK for weather satellites

Media playback is unsupported on your device Media captionWilliam Hosack: “We benefit from the miniaturisation that’s come out of the cell phone industry” A miniaturised instrument to monitor the weather will be the first payload to fly on one of the UK’s new publicly funded demonstration satellites. US-based Orbital Micro Systems will launch their microwave […]

Science/Nature

Farthest monster black hole found

Image copyright Robin Dienel Image caption Quasars are some of the brightest objects in the Universe Astronomers have discovered the most distant “supermassive” black hole known to science. The matter-munching sinkhole is a whopping 13 billion light-years away, so far that we see it as it was a mere 690 million years after the Big […]

Science/Nature

UN signals 'end' of throwaway plastic

Image copyright Getty Images The end of the era of throwaway plastic has been signalled by UN environment ministers meeting in Kenya. They signed off a document stating that the flow of plastic into the ocean must be stopped. Scientists welcomed the statement, but were unhappy the agreement was only based in principle, with no […]

Science/Nature

Chief vet defends support of larger hen cages

Image copyright Getty Images Image caption Battery cages for chickens were banned in the EU in 2012 Some cages for hens provide a “necessary defence” against bird flu, the government’s chief vet has said. In a tweet, Nigel Gibbens said the larger pens, which replaced so-called battery cages in 2012, have welfare benefits and offer […]