Tech

  1. Tech

    Explainer: What is fracking?

    Energy companies have found new use for hydraulic fracturing to extract natural gas from shale rock.

    By Erica Gies
  2. Tech

    Sniffing for cancer

    New surgical tool offers surgeons speedier diagnosis of tissues that are cancerous.

    By Stephen Ornes
  3. Health & Medicine

    Cool Jobs: Sports science

    From soccer teams to the balance beam, scientists help athletes perform their best.

    By Helen Fields
  4. Tech

    Perfect reflections

    Physicists have built a mirror that Snow White’s wicked stepmother would certainly not appreciate. It offers a perfect reflection.

    By Stephen Ornes
  5. Physics

    A light twist

    A new spin on fiber optics packs hefty data into a small space.

    By Stephen Ornes
  6. Tech

    A new way to eavesdrop

    Scientists film throat movements to decode the spoken word.

    By Stephen Ornes
  7. Animals

    Cool Jobs: Moved by life

    Biologically inspired robots travel — naturally.

    By Sharon Oosthoek
  8. Health & Medicine

    Wanted: ‘Smart’ cleaners

    Active surfaces will — on their own — help remove everything from insects and germs to poisons.

    By Roberta Kwok
  9. Chemistry

    New bag keeps food fresh longer

    Invention harnesses oxygen-trapping power of iron.

    By Sid Perkins
  10. Physics

    Smile! Dimples boost your mileage

    Trucks covered with tiny indentations, like those on golf balls, experience less friction.

    By Sid Perkins
  11. Tech

    Better chow yields more milk

    A more nutritious form of corn for dairy cows boosts farm profits, teen investigator finds.

    By Sid Perkins
  12. Tech

    Building with moon rocks

    Working on the moon with lunar soil and grit could prove easier, more efficient and less costly than using earthly materials.

    By Sid Perkins