HS-PS2-6

Communicate scientific and technical information about why the molecular-level structure is important in the functioning of designed materials.

  1. Physics

    Boom! Sounding out the enemy

    Armistice Day marked the end of the Great War. But what arguably won the war was acoustics — the science of sound. It allowed Allied troops to home in on and rout the enemy.

    By Ron Cowen
  2. Physics

    ‘Smart’ clothes generate electricity

    Scientists in South Korea have developed a fabric that captures energy from its wearer’s motions and turns it into electricity.

    By Stephen Ornes
  3. Health & Medicine

    Vision-ary high tech

    New devices are being developed to improve, restore or preserve the vision of people with eye diseases, such as glaucoma and macular degeneration. One device is a telescopic contact lens than can be zoomed with a wink.

    By Sid Perkins
  4. Physics

    Building a mirror with light

    Scientists proved that lasers can be used to harness materials into a reflective surface. Some scientists ask: Can a space mirror be far away?

    By Stephen Ornes
  5. Environment

    Explainer: All crude oil is not alike

    Crude oil comes in conventional and unconventional types.

    By Janet Raloff