A new study assesses the vast trove of research into the causes and best treatments for long COVID patients. Plus, a professional birder In Colombia has developed trails to help visually disabled people take part in hiking and birding. And meet the art sleuths using science to find frauds.
Michael Mann discusses his new book and his journey from computer geek to climate warrior.
A look at new partnerships that take drug development out of the clinic and into the real world.