1. Chemistry

    Steering reactions with light

    A light-based scheme for guiding the motion of chemical wave fronts may suggest ways to control analogous waves present in epileptic seizures and heart arrhythmias.

  2. Chemistry

    Carbon nanotubes burn when flashed

    Carbon nanotubes can ignite when exposed to an ordinary camera flash.

  3. Chemistry

    Minimotor: Single molecule does some work

    A single molecule has performed mechanical work—pulling and releasing a cantilever tip—when exposed to light.

  4. Chemistry

    Fluorine atoms used to cut nanotubes

    Researchers have found that they can cut carbon nanotubes into short, potentially useful pieces using a technique for adding groups of atoms to nanotubes.

  5. Chemistry

    Unlikely ion made in lab

    Chemists have created a molecule—the pentamethylcyclopentadienyl cation—that many researchers thought was too unstable to exist long enough to be identified or studied.

  6. Chemistry

    The True Sweet Science

    New techniques and tools are helping scientists elucidate the roles that complex sugars play in the human body and in drug manufacturing.

  7. Chemistry

    Noble gases and uranium get cozy

    Chemists have created the first compounds containing both uranium and noble gases.

  8. Chemistry

    Wheat protein smooths ice cream

    Proteins extracted from winter wheat keep ice cream smooth by preventing ice crystals from growing.

  9. Chemistry

    A new molecule and a new signature

    In two independent discoveries, chemists have prepared a new form of nitrogen and captured the infrared spectrum of an unusual molecule made up of hydrogen and oxygen.

  10. Chemistry

    Viral parts: Chemists convert virus into nanoscale tool

    Researchers are decorating viruses with a variety of molecules, making the microbes into potential building blocks in electronic circuits and new materials, as well as tools in biomedical therapies.

  11. Chemistry

    Making silicon naturally: Chemists glimpse organic substance in plankton

    For the first time, researchers have found a compound composed of both carbon and silicon within a living organism.

  12. Chemistry

    Detonating silicon wafers can ID elements

    Researchers have discovered a way to make certain silicon wafers explode on command.