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  1. Tech

    Nanotubes spring eternal

    Researchers have discovered that forests of carbon nanotubes squish and expand like foams, but with extraordinary resilience.

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  2. 19624

    Presumably, you were attempting to be funny in this article, but the bias was too obvious, straight out of the anti–intelligent design talking points. Instead of ridicule, could we get a spirited exchange from the best minds on both sides? David F. CoppedgeNewhall, Calif. While I’m extremely skeptical of the claims that some intelligent design […]

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  3. Humans

    Irreplaceable Perplexity 101

    An imaginary classroom provides lessons on the all-too-real debate over evolution and intelligent design.

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  4. 19623

    This fine piece about invasive sea squirts states that the critters maintain an unappetizing surface pH of 2.