World’s first cockroach diving suit actually works

The next time an ambitious adventurer gets trapped in a flooded cave, the person coming to their rescue might not be a human at all. It might be a mind-controlled, diving-suit-wearing cockroach. Sorry, entomophobes. These cyborgs are already being used in search-and-rescue operations and pipeline inspections, but so far those efforts have been limited to dry land. That’s changing. Researchers at Nanyang Technological University in Singapore 3D-printed a flexible diving suit that roaches wear like a backpack. A chemical oxygen generator inside of it creates oxygen when the bug swims underwater and pumps it through tubes connected to the spiracles...