Imagine the biological and technological adaptations that would allow humans to breathe effortlessly underwater.

The record for holding your breath underwater (amongst humans) is an impressive 24 minutes and 37 seconds, set by freediver Budimir Šobat in 2021. He beat the next-longest breath hold by just 34 ...

For an artificial underwater breathing device that'd work like "underwater gills," Pollock says you have to solve three major issues. First, your device has to actually extract enough oxygen from ...

Although loaches breath through their gills underwater like most fish ... The team also developed a method for potential use in humans by injecting oxygen or oxygen-rich liquid into the rectum ...