News
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Eau de fruit fly
A single scent moves female fruit files to swoon and males to flee. The difference, new research shows, is in the brain’s wiring. Male flies on the prowl put out a pheromone called cis-vaccenyl acetate (cVA) that both sexes detect with scent-sensing cells on their antennae. To explain how cVA prompts such different reactions in […]
- Animals
Hidden Depths: Antarctic krill startle deep-ocean scientists
The first camera lowered 3,000 meters to the seabed off the coast of Antarctica videoed what biologists identify as the supposedly upper-ocean species of Antarctic krill.
- Anthropology
Digging that Maya blue
The unusual pigment Maya blue was probably made over an incense fire as part of a ceremony honoring the rain god Chaak, a new analysis of a pot reveals.
