Mpox crisis deepens, and liquid water on Mars

In the news, we speak to the WHO about the rise in cases of the new variant of Mpox. Also, the final piece of Stonehenge is traced back to its origin, and Nasa's InSight lander finds evidence of liquid water on Mars. Plus, how horses almost deceived scientists into believing they were less sharp than goldfish... Like this podcast? Please help us by supporting the Naked Scientists