When something goes wrong with an AI assistant, our instinct is to ask it directly: “What happened?” or “Why did you do that?” It’s a natural impulse—after all, if a human makes a mistake, we ask them ...

In the late 1980s, the Biosphere 2 project sealed a team of scientists inside a self-sustaining miniature world. Their goal was to see if a closed system could support human life, serving as a ...