The tiniest creature with the deadliest of bites … Professor Chris Potter's lab at the Johns Hopkins University School of Medicine is working to understand why mosquitoes are attracted to humans, in order to quell diseases such as malaria and Zika, both transmitted by mosquito bite. By studying its sense of smell, Potter hopes to alter the way mosquitoes perceive human scent and flavor--in an effort to make us less appealing as a meal. Want to see what happens when a mosquito stops for a bite? Watch this. To see all that Potter's lab is up to visit his site. This is a rebroadcast, original airdate was 6/27/17.