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By Roger HarrabinEnvironment analyst, Doha, Qatar Conference head Abdullah bin Hamad al-Attiyah said he "could not get consensus" among Arab nations UN climate talks in Doha are due to finish with little sign of any agreement between negotiators. Developing countries say there is a lack of ambition among richer countries to cut greenhouse gases faster. The...

By Pallab GhoshScience correspondent, BBC News Harrison Schmidt rushes across the lunar surface in search of important geological specimens. But just as the science got going the Apollo missions were scrapped. One of the last men to set foot on the Moon has said that private enterprise will be the driving force for a return to the lunar surface. Harrison Schmidt...

By Jonathan AmosScience correspondent, BBC News, San Francisco Water suspect: The Type B gullies are longer and narrower Scientists say they have seen features on Asteroid Vesta that look as though they could have been cut by some sort of fluid flow – possibly liquid water. If correct, it is an extraordinary observation because any free water on the surface...

More ash trees with the deadly fungus have been detected The government has given new details of the spread of the deadly fungus that is killing ash trees across the UK. There are now almost 300 confirmed cases, with the majority found in mature woodland sites, says the Department for Environment, Food and Rural Affairs (Defra). The disease caught the UK unaware, scientific...

By Matt McGrathEnvironment correspondent, BBC News A continuous cover of cheatgrass fuels an intense fire in the American west New research indicates that a species of invasive grass is making wildfires in the western US larger, hotter and more frequent. Scientists say that a variety called cheatgrass dries out and burns more rapidly than other vegetation. They...

By Jonathan AmosScience correspondent, BBC News, San Francisco Grail's Moon view: Reds correspond to mass excesses which create areas of higher local gravity, and blues correspond to mass deficits which create areas of lower local gravity. The scale of the battering the Moon received early in its history has been revealed in remarkable new data from two Nasa...

The Chancellor recently outlined his strategy for bolstering the UK's science base Chancellor George Osborne has announced a 600m injection into the UK's scientific research infrastructure in his Autumn Statement. The money is directed at eight strands of research outlined by the Chancellor in a November speech to the Royal Society. These include synthetic biology,...

By Roger HarrabinEnvironment analyst, Doha, Qatar Protesters hit out at the "hot air" surplus some nations want to carry over into the next Kyoto Protocol commitment period Frustration at slow progress of the UN climate talks bubbled over when a spokesman for small island states (AOSIS) rounded on rich nations. US representative Jonathan Pershing had...

Nyasasaurus parringtoni would have shared the land with silesaurs, identified as dinosaurs' closest relatives Palaeontologists have found what is likely to be the oldest known dinosaur, filling in a yawning evolutionary gap. A study in Biology Letters describes Nyasasaurus parringtoni, a new species from 10-15 million years before the previous earliest dinosaur...

By Jonathan AmosScience correspondent, San Francisco Curiosity spent six weeks at a dune called Rocknest studying the soil blown about inside Gale Crater The US space agency (Nasa) says it will launch a new rover to Mars in 2020. The vehicle will be based on its Curiosity robot, which landed on the Red Planet in August. Nasa expects to re-use many of the technologies...