Dear Science w/ Allan Blackman: July 7, 2021

This week Allan joins James for his last wire and bring a curious and interesting selection of stories.

Allan walks us through a new type of water treatement which could revolutinize how people get clean water.

Allan warns us with the facts around stress turning our hair grey.

Fijally Allan talks abouyt the English channel and the things which have flown above it, primarily a solar powered plan and bicycle powered flight machine.