Science

An experiment tests how holes from tree-killing beetles affect carbon emissions when wood burns Shudong Zhang et al. 2025 Beetle attacks on dead wood could boost the amount of carbon released during wildfires. “The beetles do make a difference,” says Hans Cornelissen at Vrije Universiteit Amsterdam in the Netherlands. Researchers already knew that, by killing
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A destructive tornado near Minden, Iowa in April 2024 Jonah Lange/Getty Images Widespread firings and staffing changes at the US National Oceanic and Atmospheric Administration (NOAA) could make the country’s weather forecasts less reliable, according to multiple researchers and the American Meteorological Society. “The consequences to the American people will be large and wide-ranging, including
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Like all medicines, Ozempic is not without side effects myskin/Shutterstock Ozempic, Wegovy and similar drugs are, without a doubt, revolutionising medicine. They have transformed our ability to manage obesity and type 2 diabetes, but have actually shown potential for a wide range of conditions, such as Alzheimer’s disease, addiction and depression. Yet, as our understanding
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A coot’s nest filled with plastic rubbish in Amsterdam AUKE-FLORIAN HIEMSTRA Covid-19 face masks, a chocolate wrapper from 1994 and a 30-year-old polystyrene burger box – the nests of Amsterdam’s Eurasian coots chart changes to consumer society through plastic waste. Usually, Eurasian coots (Fulica atra) build their waterside nests from scratch each year using natural,
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Sea ice on the Arctic Ocean Shutterstock / Kevin Xu There was less sea ice covering the oceans in February of this year than at any other point on record, according to satellite measurements from the European Union’s climate service Copernicus. “One of the consequences of a warmer world is melting sea ice, and the
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Steve Gschmeissner/Science Photo Library “Careless pork costs lives”, wrote The Sun newspaper, a British tabloid, in a headline about the bowel cancer risks associated with eating bacon sandwiches. That scaremongering story was published almost a decade ago, but spurious claims about lifestyle choices and cancer – especially bowel cancer, also known as colorectal cancer –
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DARPA envisions growing structures hundreds of metres long Science Photo Library / Alamy Stock Photo The US military is brainstorming ways to build large structures in space, from telescope antennas to elevator tethers. By growing these objects in microgravity using biological organisms, they hope to avoid the costly and painstaking process of launching components from
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Capuchins can use stone tools to access food Roland Seitre/NaturePL Critically endangered golden-bellied capuchins (Sapajus xanthosternos) are more widespread than researchers previously thought, and stone tools might be the secret to their success. Although golden-bellied capuchins are usually found in the humid Atlantic Forest of eastern Brazil, Waldney Martins at the State University of Montes
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