Science: Traffic&blood pressure, 200-year-old geology mystery - a podcast by RNZ

Science correspondent Laurie Winkless joins Kathryn to look at a new study into the effect sitting in traffic can have on your blood pressure - but it's not what you think. Inhaling unfiltered air pollution while you go nowhere can up your blood pressure and, more concerningly, keep it there. The mystery of how dolomite is formed has been answered by researchers at the University of Michigan and new technology is bringing a 'sense of touch' to robots and prosthetic limbs. Laurie Winkless is a physicist and science writer

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