Installing artificial grass is becoming an increasingly popular way to achieve a neat, green lawn without much effort. But with environmental and potential health costs associated with plastic turf, many campaigners and gardeners would like to see it banned. In this episode from April 2023, Madeleine Finlay speaks to Guardian feature writer Sam Wollaston and urban ecologist Prof Rob Francis about why people go for artificial grass, its environmental impact, and whether it’s time we rid ourselves of the idea of the perfect lawn altogether. Help support our independent journalism at theguardian.com/sciencepod
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Folge vom 08.08.2023Summer picks: should we ban artificial grass?
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Folge vom 03.08.2023Summer picks: could the multiverse be real?The film Everything Everywhere All at Once won the 2023 Academy Award for Best Picture. In this episode from March 2023, just before the Oscars, Ian Sample spoke to the theoretical physicist and philosopher Sean Carroll about why we seem to be drawn to the idea of multiple worlds, and what the science says about how the multiverse might actually work. Help support our independent journalism at theguardian.com/sciencepod
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Folge vom 01.08.2023Summer picks: what’s the reality behind the ‘Love Island smile’?As the 10th series of the ITV show finishes, viewers may have noticed the perfectly straight, white teeth of the contestants. But are there risks associated with achieving a flawless smile? In this episode from January 2023, Madeleine Finlay speaks to dentist Paul Woodhouse about some of the dangers of dental tourism. Help support our independent journalism at theguardian.com/sciencepod
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Folge vom 27.07.2023Canadian lake could mark the start of new geological epochPlutonium from nuclear weapons, industrial waste, and human activity more broadly have left such a mark on the Earth that a new epoch called the Anthropocene has been proposed. Scientists are debating the specific geological site to define this epoch, with the frontrunner being an unassuming lake in Canada: Crawford Lake. What is it about this spot that holds the secrets to this period of history? From hydrogen bombs to hens’ bones, how do we define the Anthropocene, the beginning of the human era on Earth? Ian Sample asks Damian Carrington. Help support our independent journalism at theguardian.com/sciencepod