Plastic wedge makes it much easier to make protons for cancer therapy
3 July 2023
A plastic, wedge-shaped device could medical particle accelerators 100 times more efficient at generating the protons that can be used for cancer treatment
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Premium
Tentacle robot can bend through pipes and unscrew bolts
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A soft, tubular robot can bend, twist, expand and contract when exposed to different intensities of light
City in Sierra Leone covers buildings in mirrors to fight extreme heat
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People in Freetown, Sierra Leone, are increasingly exposed to extreme heat due to climate change and the urban heat island effect, but covering homes in a reflective film significantly cut indoor temperatures
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Astonishing 3D footage of ants recorded using 54-camera set-up
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An imaging technique has allowed researchers to record detailed three-dimensional video of small creatures, including ants, flies and zebrafish larvae
Flames that don't flicker could make engines more efficient
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Producing flickerless flames usually requires artificially low pressure or gravity. Researchers have now come up with a method that works in standard conditions and could help make engines more efficient
Should we build wind turbines from wood?
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Most wind turbines are made from a mix of materials, making them hard to recycle – but wood could offer a more sustainable alternative
Candy-like mixture can print patterns on microscopic objects
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Patterns of microscopic discs, rings or letters can be added to microrobots or stretchy electronics with a dissolved sugar mixture
Smartphones can reveal whether bridges are about to fall down
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The accelerometers in our smartphones collect information as we travel over bridges, and this can reveal if the structure is weakening and help us know when to fix it to extend its life
