Why These Bumblebees Are Wearing Itty-Bitty QR Codes

Step one: Gently suck up the bumblebees with a special vacuum. Step two: Place them in the fridge to chill until they’re immobilized. Step three: Remove bees and superglue a sort of tiny, simplified QR code on their backs. Superglue what, you say? Yes, QR codes—a pretty significant upgrade for entomologists. Researchers used to stand …