News tagged with crabs

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A complex logic circuit made from bacterial genes

(Phys.org)—By force of habit we tend to assume computers are made of silicon, but there is actually no necessary connection between the machine and the material. All that an engineer needs to do to make ...

Oct 12, 2012
5 / 5 (6) 2 | with audio podcast

Astronomers discover a new black hole in our galaxy

(Phys.org)—NASA's Swift satellite recently detected a rising tide of high-energy X-rays from a source toward the center of our Milky Way galaxy. The outburst, produced by a rare X-ray nova, announced the ...

Oct 05, 2012
4.5 / 5 (13) 14 | with audio podcast

A minute crustacean invades the red swamp crayfish

The small ostracod Ankylocythere sinuosa measures no more than half a millimetre in length and lives on other crayfish. And, Spanish scientists have discovered it for the first time in Europe. The findin ...

Sep 11, 2012
5 / 5 (2) 0

Lifestyle of a killer

Parasitic dinoflagellates of the genus Hematodinium are a big problem for crab, prawn and shrimp fisheries across the world. New research published in BioMed Central's open access journal Aquatic Biosystem ...

Sep 06, 2012
4.5 / 5 (2) 0

Deep-sea crabs grab grub using UV vision

(Phys.org)—Crabs living half-a-mile down in the ocean, beyond the reach of sunlight, have a sort of color vision combining sensitivity to blue and ultraviolet light. Their detection of shorter wavelengths ...

Sep 06, 2012
5 / 5 (2) 1 | with audio podcast