A fasting prime minister and a mind-reading billionaire: the week in science

Ian Sample and science correspondent Hannah Devlin discuss the big
science stories of the week – from news that Elon Musk’s Neuralink
has implanted its first chip into a human, to research suggesting
Alzheimer’s can pass between humans in rare medical accidents, and
the revelation that Rishi Sunak begins each week with a 36-hour
fast. Help support our independent journalism at
theguardian.com/sciencepod