Claire gives the inside scoop on the Naked mole-rat. Although it is a mammal, the naked mole-rat lives in a social structure comparable to an ant, thermoregulates like a reptile, and now researchers have found it can survive in very low oxygen environment using a plant-like pathway. Also this week, Chris asks the question - what is negative mass? This comes after claims that scientists have created a fluid that defies the laws of physics and exhibits the bizarre and mysterious characteristic of negative mass.And have you read a headline recently that suggests a causal link between artifical sweeteners with dementia and stroke? Well Stu takes a much closer look at the research that has sparked ill conceived click bait headlines everywhere, and why both readers and scientists need to be more prudent about how to communicate their research conclusions.