box jellyfish vision avoid objects unfocused images

Box jellyfish avoid objects without sharp vision

Box jellyfish use vision to avoid objects, even though their lenses form unfocused images with limited detail. Their sight is useful without giving them a sharp picture.

Public-key encryption lets you share one key with everyone

Public-key encryption uses a pair of keys. One can be shared with everyone, while the matching private key stays secret. This solved a major problem: two people no longer had to secretly exchange the same key before they could communicate securely.

Making AI more efficient may not reduce its total environmental cost

If AI needs less energy for each task, using it becomes cheaper. People may then use much more of it. The extra use can cancel some or all of the environmental savings from making each individual task more efficient.

Like this? There’s a whole feed of it. Replace empty scrolling with things worth knowing.

Download Hence for free

box jellyfish vision avoid objects unfocused images

Box jellyfish avoid objects without sharp vision

Keep exploring