News

  1. Physics

    Scaling energy barriers to save data

    Researchers demonstrate a promising new way to make semiconductor-based memory that doesn't erase when the power goes off.

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  2. Earth

    El Niño: It’s back!

    An increase in ocean temperatures in the central Pacific heralds the onset of El Niño, whose effects should show up in the United States this fall.

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  3. Malaria parasite reveals old age

    The DNA of a malaria-causing parasite suggests it is at least 100,000 years old.

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  4. Biological clock study challenged

    A report disputes the controversial notion that bright light applied to skin can reset a person's biological clock.