Mosquito Repellents

Which knife is best for the kitchen and how do you keep it sharp?After buying various knives over the years that ended up blunt, listener Susan is looking for one that will last. She's seen an array of different types and materials: Damascus steel, Japanese Gyuto knives, as well ...  Show more

Do you really need a VPN?Listener Andrew has seen and heard lots of adverts for Virtual Private Networks (VPNs) and wants to know if they'll beef up the security on his computer. Will they provide extra protection from malware or hackers?To get the answers, presenter Greg Foot is ...  Show more

#051 Rebroadcast

This week, Melissa and Jam begin a multi-faceted topic: mosquitos. Now of course mosquitos are insects, so studying them would mostly fall into biology. But there's a lot of chemistry here too. The first question, why do mosquitos bite ...

A large study published in June showed how a peculiar intervention could help prevent the spread of dengue fever. Instead of vaccinating people, the World Mosquito Program has found a way to breed mosquitoes carrying bacteria that prevent them catching the disease in the first pl ...  Show more

Qui suis-je? J'ai des rayures, presque une taille de guêpe, et une trompe qui vous laisse sans défense. Venu d'Asie, le moustique tigre a plus que fait son nid sur le territoire métropolitain. Les deux tiers des départements français subissent désormais son joug et son appétit po ...  Show more

#052 Rebroadcast

This week, Melissa and Jam continue the topic of mosquitos (If you missed last week's, listen to it first). It's time to answer the age-old, every-summer question. Why do some people get bitten by mosquitos more than other people ...