Tech

Self-cooling tent runs using just water and sunshine

For many avid outdoorspeople, summertime and camping go hand in hand. But as climate change continues to drive summer temperatures higher, outdoor recreation could become less relaxing—and cooling technologies like fans and portable air conditioners […]

Tech

Designing ethical self-driving cars

The classic thought experiment known as the “trolley problem” asks: Should you pull a lever to divert a runaway trolley so that it kills one person rather than five? Alternatively: What if you’d have to […]