everyday science

  • Gallium nitride LEDs emit blue light
    Elements

    Gallium

    1 January 2012

    Goes liquid, glows blue and grabs neutrinos

  • Smithsonite (also known as zinc spar) is usually light green in colour
    Elements

    Zinc

    1 November 2011

    An essential element of life and lifestyle

  • Bubbles in Coca-Cola
    Soundbite

    Coca-Cola

    1 November 2011

    Have you ever wondered what's in Coca-Cola? How about whether it really contains cocaine?

  • Healthy brain scan using technetium-99m. Here the brain activity is colour-coded, from red (most active) through yellow to green and blue (least active).
    Elements

    Technetium

    1 September 2011

    Technetium, so unique, so useful, so universal

  • A dog sniffing in a suitcase
    Soundbite

    Detecting explosives

    1 September 2011

    Simon Cotton takes a look at those compounds that find themselves in the news or relate to our everyday lives.

  • Salicornia europaea - samphire
    Soundbite

    Seaweed

    1 June 2011

    Good for telling the weather, but what else?

  • Cerium
    Elements

    Cerium

    1 June 2011

    Cerium, the not so rare earth metal with down to earth uses

  • Isolated xenon dioxide molecule XeO2 (left) Xenon dioxide XeO2 in the solid state (right)
    Soundbite

    Xenon dioxide

    1 May 2011

    Simon Cotton takes a look at those compounds that find themselves in the news or relate to our everyday lives.

  • Bananas
    Elements

    Potassium

    1 May 2011

    Needed by nerves, plants, and spaceships

  • A glass bottle coloured by cobalt
    Elements

    Cobalt

    1 March 2011

    Vitamin B12, blue glass and invisible ink