Science/Nature

New climate ‘feedback loop’ discovered in freshwater lakes

[ad_1] Image copyright Tanentzap Image caption Methane emissions from lakes in the northern part of the world could increase significantly Methane emissions from lakes in the northern hemisphere could almost double over the next 50 years because of a novel "feedback loop" say scientists. Climate change is boosting the proportion of cattail plants growing in and around freshwater lakes they say. But when debris from these reed beds falls in
Science/Nature

Extreme weather ‘potentially catastrophic’ for bats

[ad_1] Image copyright Francisco Amorim Image caption Bats at a roost in Portugal Extreme weather appears to be disrupting the life cycle of Europe's bats.Scientists were alarmed to find that some bats in Portugal skipped winter hibernation altogether this year while others gave birth early. The findings add to growing fears that rising temperatures are having unpredictable effects on bats, birds and other wildlife.Bats born early in the year may
Science/Nature

Ancestral remains ‘people not objects’

[ad_1] Image copyright Science Photo Library Anthropology needs to take a more humanising approach to its examination of ancestral remains.This is the recommendation of a North American collective of scientists.Currently, some palaeogenomic (ancient DNA) research is conducted using human remains that are held in museum collections.In certain cases, these are the disinterred ancestors of Indigenous peoples, removed in the 19th and early 20th centuries."The reason," explains lead author Dr Jessica
Science/Nature

Kew Gardens: World’s largest glasshouse reopens

[ad_1] Media playback is unsupported on your device Media captionKew Gardens will reopen the world's largest Victorian glasshouse London's Kew Gardens is to reopen its Temperate House - the world's largest Victorian glasshouse - after a five-year restoration. For the first time in its history, the Grade I-listed structure was "stripped back to bare metal" and modernised. More than 5,280 litres (1,160 gallons) of paint was used, enough to cover
Science/Nature

How birds got their beaks – new fossil evidence

[ad_1] Image copyright Michael Hanson/Bhart-Anjan Bhullar Scientists have pieced together the skull of a strange ancient bird, revealing a primitive beak lined with teeth.The "transitional" bird sheds light on a pivotal point in the pathway from dinosaurs to modern birds.Ichthyornis dispar lived in North America about 86 million years ago.The seagull-sized bird had a beak and a brain much like modern birds, but the sharp teeth and powerful jaws of
Science/Nature

Prof Stephen Hawking’s multiverse finale

[ad_1] Media playback is unsupported on your device Media captionThe BBC's Pallab Ghosh explains how Prof Stephen Hawking's final paper resolved a cosmic conundrum Prof Stephen Hawking's final research paper suggests that our Universe may be one of many similar to our own.The theory resolves a cosmic paradox of the late physicist's own making.It also points a way forward for astronomers to find evidence of the existence of parallel universes.The
Science/Nature

InSight Diary: Mars mission ready to rumble

[ad_1] Image copyright Nasa/P.H.Corkery Image caption The InSight mission will investigate the interior structure and composition of Mars Prof Tom Pike from Imperial College London is part of the science team on the US-led InSight mission to Mars. His group has supplied seismometers that will enable the Nasa lander to detect "Marsquakes", which should reveal the internal structure of the Red Planet. Over the course of the coming months, Prof
Science/Nature

Rising levels of ‘frustration’ at UN climate stalemate

[ad_1] Image copyright Getty Images Image caption Poorer nations are concerned that action on climate change is not fast enough to limit the impacts Old divisions between rich and poor over money and ambition are again threatening to limit progress in UN climate negotiations.Discussions between negotiators from nearly 200 countries have resumed in Germany, aiming to flesh out the rules on the Paris climate pact.But developing countries say they are
Science/Nature

Genetic secrets of the rose revealed

[ad_1] Image copyright M Bendahmane Image caption There are about 200 types of rose Take time to smell the roses, the saying goes, and, according to scientists, the fragrant flowers could smell even sweeter in the future.For the first time researchers have deciphered the full genetic "book" of this most prized of plants.The secret history of the rose reveals surprises - it is more closely related to the strawberry than