Uncategorized
- Physics
Stretched matter goes to unusual extremes
Researchers have discovered that several unusual forms of matter with extremely high or low densities can expand laterally in one direction and contract in another when extended.
- Animals
Single singing male toad seeks same
Male spadefoot toads of the Spea multiplicata species evaluate male competitors by the same criterion females use.
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Mice have a sharp nose for pheromones
Mice can detect pheromones with great sensitivity and in a way that's distinct from that of the main olfactory system.
- Astronomy
Black holes and galaxies may grow up together
Astronomers have new and, for the first time, quantitative evidence that bigger black holes reside at the centers of bigger galaxies.
