Nine To Noon RNZ Radio

Science correspondent Allan Blackman joins Kathryn to talk about the new research conducted on samples of composer Ludwig van Beethoven's hair, clipped from his head from fans as he lay dying. It's found a staggering amount of lead and other toxins in his body - could wine be to blame? And amid aurora-fever, what causes the different colours that feed into the incredible light display? Allan Blackman is a Professor of Chemistry, School of Science, Auckland University of Technology.

Auckland based sex therapist Jo Robertson looks at the dating landscape, particularly after a break-up or divorce. Jo says at least 40 percent of new marriages include someone who has been divorced. She talks about what is worth considering when you are dipping your toes back in the dating pool.

For New Zealand Music Month, Charlotte plays some new local music as well as a track from 70s folk-inspired LA artist Jessica Pratt. Charlotte is host of RNZ's Music 101 show.

The Fiordland Business Association has come up with a novel solution to the region's worker accommodation shortage that, if adopted, could see as many as 30 temporary homes built.

Elisabeth Easther reviews Earth by John Boyne published by Penguin Random House.

New Zealander Alex Kendall is chief executive and co-founder of Wayve AI. It's a UK company that has just received the backing of $1.7 billion to develop its AI technology for self-driving cars.