Vol. 184
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More Stories from the November 16, 2013 issue

  1. Earth

    African dust once fertilized the Everglades

    Humans aren't the only source of nutrients for Florida’s wetlands. African dust may have fertilized the region thousands of years ago.

  2. Health & Medicine

    Norovirus vaccine shows early progress

    Individuals immunized against Norwalk virus and another norovirus experienced less vomiting and diarrhea than those who didn't receive shots.

  3. Climate

    Tropics to launch into uncharted climate territory by 2038

    Global temperatures will take a permanent leap above historical bounds by 2047 if greenhouse gas emissions continue unabated, a simulation suggests.

  4. Anthropology

    Ancient farmers, foragers kept genes to themselves

    Ancient DNA and diet clues suggest how farmers and hunter-gathers contributed to modern Europeans’ genetic profiles.

  5. Health & Medicine

    Electrodes dupe brain into feeling touch

    Stimulating the right neuron at the right time gave monkeys the sensation of contact.

  6. Life

    Flashy drug spotlights infection

    Doctors may be able to watch for invading microbes with a fluorescent antibiotic.

  7. Physics

    New limit placed on physics constant

    An analysis of how much the fine structure constant varies with the density of matter may help scientists determine whether the parameter changes with time.

  8. Health & Medicine

    Hopes raised for Ebola treatment

    Most monkeys given dual therapy survive infection with lethal virus.

  9. Neuroscience

    NFL players’ brains take a hit

    Brain scans reveal hidden abnormalities in retired football pros.

  10. Anthropology

    Fossil skull points to single root for human evolution

    New find suggests that humankind’s origins trace to an ancient species that spread from Africa to Asia.

  11. Neuroscience

    Sleep allows brain to wash out junk

    Discovery of fluids flowing in mice while they slumber could lead to better treatments for Alzheimer’s disease.

  12. Animals

    Amphibian killer forces immune-cell suicides

    Fungal menace to frogs and their kin shuts down key parts of the animals’ defenses.

  13. Agriculture

    Fertilizer has staying power

    Nitrogen-based fertilizer may remain in the soil for eight decades, complicating efforts to reduce pollution from runoff into rivers.

  14. Earth

    Trees mark the spot of buried gold

    Tiny bits of the precious metal in eucalyptus leaves indicate treasure lurks belowground.

  15. Materials Science

    Radar distinguishes electronics from other metals

    Using two pulses of radio waves, method could locate survivors trapped in rubble.

  16. Neuroscience

    Brain stimulation restores movement in rats with spinal cord damage

    Implanted electrodes might help paralyzed humans walk.

  17. Astronomy

    Oort cloud tosses astronomers a cometary curveball

    In late November, ISON will deliver debris from the dawn of the solar system to Earth’s doorstep.

  18. Health & Medicine

    Seek Meningitis Vaccine

    Excerpt from the November 9, 1963, issue of SCIENCE NEWS LETTER.

  19. Math

    Love and Math

    The Heart of Hidden Reality by Edward Frenkel.

  20. Materials Science


    This newly christened mineral has an atomic structure that’s similar to diamond and nearly as hard.

  21. Animals

    Clearly new snail

    Croatia’s deepest cave system is home to a tiny, translucent resident.

  22. Planetary Science

    Uninhabitable Earth

    A recent estimate of the lifetimes of the habitability zones of Earth and various exoplanets suggests Earth could become unable to support life as soon as 1.75 billion years from now, when the sun brightens before dying out.