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  1. Humans

    Letters from the March 6, 2004, issue of Science News

    All we have to fear In “9/11’s Fatal Road Toll: Terror attacks presaged rise in U.S. car deaths” (SN: 1/17/04, p. 37: 9/11’s Fatal Road Toll: Terror attacks presaged rise in U.S. car deaths), it was assumed that people who switched from planes to cars after the terrorist attacks did so because of fear. However, […]

    By Science News
  2. Physics

    Bubble Fusion: Once-maligned claim rebounds

    Researchers who reported 2 years ago that they created nuclear-fusion reactions inside bubbles imploding in a vat of liquid acetone have now bolstered their controversial claim with new evidence.

    By Peter Weiss
  3. Anthropology

    Early Ancestors Come Together: Humanity’s roots may lie in single, diverse genus

    Newly discovered fossil teeth in eastern Africa that are more than 5 million years old suggest that the earliest members of the human family evolved as a single, anatomically diverse genus.