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    2. Sam Shead

    Sam Shead

    Recent articles by Sam Shead

    Does Jupiter really protect us from cosmic impacts? © Getty Images
    Space

    Does Jupiter really protect us from cosmic impacts?

    Can you really go blind by staring at the Sun? © iStock
    The Human Body

    Can you really go blind by staring at the Sun?

    Can two people have the same DNA? © Getty Images
    The Human Body

    Can two people have the same DNA?

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    Will flying cars ever become a reality? © Getty Images
    Future Technology

    Will flying cars ever become a reality?

    Why does eating soup make me feel so full? © iStock
    The Human Body

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    Nature

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    The Human Body

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    The Human Body

    Are near-death experiences just hallucinations?

    Which animal has the smallest heart? © Getty Images
    Nature

    Which animal has the smallest heart?

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    Why does altitude affect air temperature? © Getty Images
    Planet Earth

    Why does altitude affect air temperature?

    Which blood group evolved first? © Getty Images
    The Human Body

    Which human blood group evolved first?

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    Future Technology

    Can computers make discoveries?

    What is the solar wind made of? © Getty Images
    Space

    What is the solar wind made of?

    Is there a pill that treats HIV? © Getty Images
    The Human Body

    Is there a pill that treats HIV?

    Why do we give flora and fauna Latin names? © Getty Images
    Nature

    Why do we give flora and fauna Latin names?

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