Two odorants, called decanal and undecanal, are reminiscent of orange peel and are perhaps best known for their use in Chanel No°5 perfume. They are also the compounds that help mosquitoes home in on ...

There are few things as annoying as a mosquito bite. We’ve tried every old wives’ tale in the book, from eating huge quantities of asparagus to upping our intake of vitamin B. “You may have ...