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    2. Dr Mark Lorch

    Dr Mark Lorch

    Recent articles by Dr Mark Lorch

    Figure of a deer, moulded from electrum, dating back to the Thracian-Getan civilisation in the 4th Century BC © Getty Images
    Everyday science

    What colour metal would a gold and silver mix be?

    Is fire a solid, liquid or gas? © Getty Images
    Everyday science

    Is fire a solid, liquid or gas?

    Does stainless steel remove the smell of garlic from hands?  © Getty Images
    Everyday science

    Does stainless steel remove the smell of garlic from hands?

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    Why is gold yellow? © Getty Images
    Everyday science

    Why is gold yellow?

    Q&A How is helium turned into a liquid and a superfluid? © Getty Images
    Everyday science

    How is helium turned into a liquid and a superfluid?

    How does ‘glow in the dark’ work? © Getty Images
    Everyday science

    How does ‘glow in the dark’ work?

    What’s in emulsion paint? © Getty Images
    Everyday science

    What is emulsion paint?

    Why are some plastics recyclable and others are not? © Getty Images
    Everyday science

    Why are some plastics recyclable and others are not?

    Why are fats solid at room temperature but oils liquid?
    Everyday science

    Why are fats solid at room temperature but oils liquid?

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    Do all substances have three states of matter?© Getty Images
    Nature

    Do all substances have three states of matter?

    Why does thunderstorm rain contain more nitrogen than ordinary rain? © Getty Images
    Planet Earth

    Why does thunderstorm rain contain more nitrogen than ordinary rain?

    What happens at absolute zero? © Getty Images
    Planet Earth

    What happens at absolute zero?

    Why are gases invisible? © Getty Images
    Everyday science

    Why are gases invisible?

    Why is water so strange? © Getty Images
    Everyday science

    Why is water so strange?

    How do we know when a rock is from space? © Alamy
    Space

    How do we know when a rock is from space?

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