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  1. Plants

    Smokey the Gardener

    Wildfire smoke by itself, without help from heat, can trigger germination in certain seeds, but just what the vital compound in that smoke might be has kept biologists busy for years.

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  2. 19454

    I suggest that world maps with countries colored by some statistical feature often would be more useful if done on a cartogram that is a compromise between population and size of countries, rather than on a map with a simple Mercator projection. The problem of Earth’s curvature mentioned in the article would not seem to […]

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  3. Math

    A Better Distorted View

    The mathematics used to describe diffusion can also be used to generate maps based on population data.