• 22 February 2020 Related Topics Climate change Image copyright Getty ImagesA study by researchers at Brown University has found a quarter of posts about climate change on Twitter were written by bots. Bots are computer programs that can masquerade as humans to post or send messages on social media. Researchers discovered tweets posted by bots created the impression there was a high level of...

  • 21 February 2020 Image copyright Getty Images Image caption An ancient tomb that has been linked to Rome's legendary founder, RomulusA sarcophagus discovered in the remains of an ancient temple in Rome is causing a stir among historians who cannot agree if it belongs to the Italian city's legendary founder, Romulus. The stone tomb, along with circular altar, dates from the 6th Century BC....

  • 20 February 2020 Image copyright OLIVER EDWARDS Image caption Mya-Rose Craig appeared in a BBC Four documentary called Twitchers: A Very British Obsession in 2009 at the age of sevenA teenage environmentalist set to be awarded an honorary doctorate has said it feels "unreal" to receive such recognition at the age of just 17. Mya-Rose Craig, also known as Birdgirl, set up Black2Nature to help...

  • By Helen Briggs BBC News 20 February 2020 Image copyright Getty Images Image caption A jaguar pictured at a zoo in GuyanaNew measures to protect the jaguar are being discussed this week at a wildlife summit held in India. Six countries have put forward plans to strengthen protection for the spotted big cat as it roams across the borders of different countries. The species has lost about 40% of...

  • By Jonathan Amos BBC Science Correspondent 20 February 2020 Image copyright M.Collins/BAS South Georgia Whale Project Image caption To see so many blues back in the waters around South Georgia is tremendously encourgaingScientists say they have seen a remarkable collection of blue whales in the coastal waters around the UK sub-Antarctic island of South Georgia. Their 23-day survey counted 55...

  • 19 February 2020 Image copyright Hencoup Enterprises/PA Media Image caption Dr Couper was the first female president of the British Astronomical AssociationBroadcaster and astronomer Heather Couper has died at the age of 70. Dr Couper appeared on the BBC's Blue Peter and The Sky At Night programmes, as well as presenting and producing acclaimed science documentaries. She also hosted radio series...

  • 18 February 2020 Image copyright AFP Image caption An average swarm can destroy crops sufficient to feed 2,500 people for a year, according to the FAOSwarms of desert locusts that have been devouring crops and pasture in the East Africa region have spread to South Sudan, the UN food agency says. The pests entered via Uganda into the southern county of Magwi. Several million people in South Sudan...

  • By Paul Rincon Science editor, BBC News website 18 February 2020 Image copyright Graeme Barker Image caption The ribcage of Shanidar ZResearchers have described the first "articulated" remains of a Neanderthal to be discovered in a decade. An articulated skeleton is one where the bones are still arranged in their original positions. The new specimen was uncovered at Shanidar Cave in Iraq and...

  • By Jonathan Amos BBC Science Correspondent 18 February 2020 comments Related Topics Nasa Mars rover Media playback is unsupported on your device Media captionKatie Stack Morgan: "Our payload is very well suited to detecting potential biosignatures"Exactly a year from now, a capsule will come hurtling through the atmosphere of Mars with the Americans' next big rover. If it survives the "seven...

  • 17 February 2020 Image copyright ESA Image caption The antenna terminal will be attached to the station during a spacewalkThe UK's first industrial contribution to the International Space Station (ISS) will be delivered on Tuesday. The communications antenna is part of a consignment of supplies that is due to arrive on a Cygnus freighter. Made by MDA UK, the Columbus Ka-band (COLKa) Terminal...

  • 17 February 2020 Related Topics Apollo 11 Moon landing Image copyright PA Media Image caption Scientists have been researching into how water can be extracted from the Moon's surface"Moon dust" could be a vital source of fuel, building material and even drinking water for astronauts, according to the Open University. Researchers in Milton Keynes are investigating ways humans can "live off the...

  • 17 February 2020 Image copyright Getty Images Image caption Monsanto's controversial herbicides have been sprayed on fields for decadesGerman chemical giant Bayer is to appeal against a Missouri court's award of $265m (£203m) to a US peach grower who blamed a herbicide for crop damage. Farmer Bill Bader sued Bayer and BASF, alleging that dicamba weedkiller drifted onto his orchard from...

  • By David Shukman Science editor 17 February 2020 Image copyright Met Office Image caption Storm Ciara and Storm Dennis have both caused widespread wind and flooding damageEver wondered why your village was suddenly flooded by a thunderstorm the weather forecasters hadn't mentioned? Or why they failed to warn you about the dense fog shrouding your home in the morning? The fact is that predicting...

  • By Pallab Ghosh Science correspondent, BBC News, Seattle 15 February 2020 Related Topics Brexit Image copyright ERC Image caption "It is in everybody's interest that a solution that is as good as the current one or better is found," says Prof Mauro FerarriAn EU research head says that he is "optimistic" that there will continue to be close scientific collaboration with the UK after Brexit. Prof...

  • By Pallab Ghosh Science correspondent, Seattle 15 February 2020 Related Topics AAAS meeting Image copyright ThinkstockUS researchers have warned that the availability of sex robots with artificial intelligence (AI) poses a growing psychological and moral threat to individuals and society. They say the technology is escaping oversight because agencies are too embarrassed to investigate it. The...

  • By Pallab Ghosh Science correspondent, BBC News 15 February 2020 Image copyright Allen Observatory Image caption Is there any body out there? It's a question that governments are not paying to answerThe head of one of the US's national observatories says the search for intelligent life elsewhere in the universe needs to be taken more seriously. Dr Anthony Beasley told the BBC that there should...

  • 14 February 2020 Image copyright Spl Image caption Tracing the links between the different species is a complex scientific questA mysterious "ghost population" of now-extinct ancient human-like creatures may have interbred with early humans living in West Africa, scientists say. Researchers suggest DNA from this group makes up between 2% and 19% of modern West Africans' genetic ancestry. They...

  • By Pallab Ghosh Science correspondent, BBC News, Seattle 14 February 2020 Image copyright AFP Image caption Fierce fires have burned thousands of acres of CaliforniaSmoke from wildfires may have long-term health effects, according to US research on juvenile monkeys. An analysis shows that their immune systems were lower than normal, 12 years after they were naturally exposed to wildfire smoke....

  • By David Shukman Science editor 14 February 2020 Related Topics Climate change Image copyright PA Media Image caption Storm Ciara brought widespread floodingCoastal communities face "serious questions" about their long-term safety from rising seas, a senior Environment Agency official has warned. People have become used to a 'myth of protection', according to John Curtin, head of floods and...

  • By Surendra Phuyal BBC Nepali 14 February 2020 Image copyright AFP Image caption Mount Everest attracts climbers from all over the world, with large queues forming at busy timesA plan to clear 35,000kg of rubbish from Everest and five other Himalayan peaks has been slammed by some of Nepal's leading mountaineers. The government says the army will be used for the task, which will cost 860 million...