Chemistry

  1. Chemistry

    Sniffing for bad air

    Handheld carbon dioxide sensor can help identify classrooms with unhealthy ventilation rates.

    By Sid Perkins
  2. Chemistry

    An oil filter for water

    A new screen can separate oil and water after they’ve mingled.

    By Stephen Ornes
  3. Chemistry

    Heat-resistant makeup

    New recipe for camouflage face paint could protect soldiers against burns from bomb blasts.

    By Sid Perkins
  4. Chemistry

    Cool Jobs: People with a taste for chemistry

    Chemists contribute to food flavorings, fuel extraction and everything in between.

    By Catherine M. Cooney
  5. Chemistry

    DNA, RNA…and XNA?

    Scientists create artificial genetic molecules that can carry information, evolve.

    By Roberta Kwok
  6. Chemistry

    Squeeze power

    Under pressure, plastics produce energy.

    By Stephen Ornes
  7. Animals

    Eyes from ions

    Scientists use charged molecules to grow eyes in tadpole guts.

    By Stephen Ornes
  8. Chemistry

    Self-cleaning clothes

    A few hours of sunshine cleans specially treated cotton fabrics.

    By Stephen Ornes
  9. Chemistry

    DEET confuses mosquitoes

    Scientists suspect the repellant messes with a mosquito’s sense of smell.

    By Stephen Ornes
  10. Tech

    A greener way to keep flames away

    Scientists use safer materials to create a new flame retardant.

    By Stephen Ornes
  11. Chemistry

    Plant-powered plastics

    Scientists are using green materials to create more Earth-friendly plastics.

    By Sharon Oosthoek
  12. Chemistry

    Superslim silicene

    Lab-made sheets of silicon are only one atom thick.

    By Stephen Ornes