Simon's hearing test is back and otolaryngologist Peter Blake will check if a hearing aid is needed.

Spices: Saffron

Alison Sandle on the yellowy orange spice that's worth more than gold but doesn't seem to taste of much.

UK news

We head to the UK to chat to ex-pat Kiwi Chris Parkin about pub jobs, selling your kidneys and technicolour cauliflowers.

Coffee Catcha

Steve Guiness developed this system for saving valuable coffee when your barista is making your flat white.


John Tully is author of The Devils Milk - A Social History of Rubber, the substance that spurred on the industrial revolution and gave us the first superbrands.

The Naked Scientist

Chris Smith on garlic, making brains from skin and carbon dating humanity through sunshine.