Uncategorized

  1. Chemistry

    Beyond Ethanol: Synthetic fuel offers promising alternative

    A faster, simpler manufacturing technique could make a synthetic biofuel into an even stronger competitor to ethanol.

    By Davide Castelvecchi
  2. Materials Science

    Needling Cells: Stem cells could take their cues from silicon nanowires

    Scientists have grown mouse stem cells on a bed of silicon nano-needles, hoping that they will be able to guide the cells' development through electrical stimulation.

    By Alexandra Goho
  3. Paleontology

    Winged dragon

    A quarry on the Virginia–North Carolina border has yielded fossils of an unusual gliding reptile that lived in the region about 220 million years ago.

    By Sid Perkins
  4. Health & Medicine

    Warning Sign: River blindness parasite shows resistance

    The parasitic worm that causes river blindness seems to be developing resistance to the only drug that controls it.