A giant virus wags its tail

University of Hawai'i at Mānoa oceanographers have identified PelV-1, a dinoflagellate-infecting giant virus whose micron-length tail reaches 2.3 µm, stretching current notions of viral architecture.

How a rare cycad's wax crystals conjure blue without pigment

The endangered South African cycad Encephalartos horridus may resemble a relic from the Jurassic age, but the species itself evolved long after dinosaurs disappeared. Still, it carries a biochemical legacy inherited from ...

Chickadees recall places by simply looking from afar

Researchers at the Zuckerman Mind Brain Behavior Institute at Columbia University discovered that hippocampal place cells in black-capped chickadees fire when the bird merely gazes at a distant location, revealing a unified ...

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