MIT Technology Review has a weekly climate newsletter. You'll get it in your inbox on Wednesday.

There is a bias bounty for artificial intelligence.

It can take months or even years for it to become clear whether or not an artificial intelligence system is biased. The bias bounty competition is being launched by a group of artificial intelligence and machine learning experts.

Do you know what to do first? The first bias bounty competition will be focused on biased image detection. A $6,000 prize will be given to the winner by Microsoft and Robust Intelligence, which has been praised as a strong incentive for the machine learning community. The full story can be read.

Is it a good idea to believe in mortuaryality?

Twenty years have passed since the first meeting between the writer and the man with the beard. Back then, he was a true believer in immortality. He wasn't famous or notorious yet, he was just a fan of the anti-aging crowd. He was still a man in good standing.

The first time we met was in 2002 when he was still working at the University of Cambridge. Most of the scientists in the aging field were annoyed by him becoming a secular guru. The questions about what it is to want something we may not even believe in are raised by the eagerness to convince believers they could live for centuries, millennia, or even longer. The full story is available to read. The piece is from the upcoming issue. You can get a subscription to MIT Technology Review for as little as $80 a year.