9 Aug 2017

Science commentator Siouxsie Wiles

From Nine To Noon, 11:49 am on 9 August 2017

After a 25-year wait, the first genetically-engineered salmon have been sold to consumers in Canada. Is it harder to create 'designer' babies as previously thought? Trees in the Amazon make their own rain. And scientists move one step closer to determining not only why some people have allergies, but also how to block them.