Evidence of alien life, a clue about the rise of colon cancer, and a new colour? – podcast | Science

Madeleine Vinley Wayan has discussed a sample of three exciting scientific stories a week ago. From a hint of strange life on a remote planet, to an idea to search for answers about the reason for the high rates of colon cancer in less than the 1950s, and news from a group of scientists who claim to have suffered from an unprecedented color before.