Emily Smith

The Tour de France pushes the human body to its limitsChris Graythen/Getty By Michael Le PageThere’s a limit to the total energy output we can sustain during high-energy activities. This applies to everything from exploration to growing babies and is determined not by our muscles and lungs but by how much energy we can get…

Life 5 June 2019 Stay cool, little guyCourtesy of Dr Valentina Mella By Ruby Prosser ScullyKoalas may need bowls of water provided by humans to survive the increasingly harsh weather brought on by climate change. It has long been thought that koalas get all the hydration they need from the leaves they eat, but now…

Humans 5 June 2019 The archaeological site where two 31,000-year-old milk teeth were foundElena Pavlova By Chelsea WhyteBuried deep in an archaeological site in the north-eastern Siberia taiga, two children’s milk teeth from 31,000 years ago have revealed a new population of humans. “The genetic record previously suggested that people were only in north-eastern Siberia…

A black-tailed gull at Kabushima Shrine in JapanMoonie’s world/Getty By Michael Le PageAttaching cameras to animals has allowed wildlife film-makers and biologists to capture some extraordinary footage, from bird’s eye views of eagles soaring in the skies to sperm whales hunting in the depths. Now artificial intelligence could help us capture a lot more revealing…

Life 5 June 2019 Dragonfish live in the deep sea and have transparent teethAudrey Velasco By Ruby Prosser ScullyDeep-sea fish have evolved transparent teeth which, along with their black bodies, make them invisible to prey. While dragonfish are only the size of a pencil, they are fearsome predators at the top of the food chain.…

Space 5 June 2019 The LSST will watch the entire southern skyTodd Mason, Mason Productions Inc. / LSST Corporation By Leah CraneMore and more astronomy organisations are stepping up to express their concerns about SpaceX’s new Starlink satellites. A total of 60 communications satellites, intended to provide global internet services, were launched on 23 May…

Environment 5 June 2019 Australia’s sunny climate could help produce hydrogenChad Ehlers/Getty By James Mitchell CrowIT WAS billed as the climate change election, but the climate lost. Last month, Australians re-elected the Liberal-National coalition government, a shock win over the opposition Labor party. The government has been seen as slow to act on climate change,…

Environment | Analysis 4 June 2019 The UK needs to make significant carbon cuts by 2050Christopher Furlong/Getty By Adam VaughanRather than taking concrete action on climate change, the UK looks set to use creative accounting to meet its legal obligations to tackle global warming. The UK has a binding target of reducing emissions 80 per…

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