21/07/2022

Competition limits the ranges of mountain birds

A new study helps reveal why tropical mountain birds occupy such narrow elevation ranges, a mystery that has puzzled scientists for centuries. While many assumed temperature was responsible for these limited distributions, ...

Taste sensors keep proteins in order in flies

A set of genes that promote sweet taste sensation is also crucial for protein management during fly development, according to a new study by Eugenia Piddini of the University of Bristol, United Kingdom, and colleagues, publishing ...

What will it take to stabilize the Colorado River?

Lakes Powell and Mead, the two major reservoirs fed by the Colorado River, reached record lows this year nearing 25% capacity. An ongoing megadrought, impacts from climate change and systematic overuse have created a deep ...

Buckyballs on gold are less exotic than graphene

Graphene consists of carbon atoms that crosslink in a plane to form a flat honeycomb structure. In addition to surprisingly high mechanical stability, the material has exciting electronic properties. The electrons behave ...

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