BACKCHANNEL: On the Internet, no one knows you are a dog. So how can they tell if you have depression?

Hello Backchannel readers, This is Jessi. On May 17, thousands of people subscribing to the Wikipedia public mailing list received an email titled “The End”. In it, a Wikipedia editor that we’ll call Elliott begins, “I’ve been blocked forever. I was bullied and I am suicidal. What will you do if you receive this email? … Read more

The task of creating a bot that can smell as good as a dog

On the exact nature of those interactions, Buck and Axel can only hypothesize. They put out a kind of key and key relationship between the olfactory receptors in our nose and molecules in the air. But the number of receptors they discovered immediately posed a math problem. Humans have about 400 types of olfactory receptors … Read more