From Molecules to Organisms: Structures and Processes

  1. Tech

    Branching out for safer water

    Clean drinking water could be only a tree branch away, a new study finds.

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  2. Health & Medicine

    Teen finds the ‘shape’ of our beating hearts

    Kevin Lee used math to probe how the shape of a beating heart relates to electrical signals from the brain. He unveiled it at the 2014 Intel Science Talent Search.

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  3. Health & Medicine

    Intel STS finalist finds new flu fighters

    Intel Science Talent Search finalist Eric Chen used a computer simulation to narrow down chemical targets to fight influenza. The drugs that he identified could be the next big weapons against flu.

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  4. Health & Medicine

    Simple test for cancer and heart disease

    Disease diagnosis often requires expensive equipment and tests to probe deep inside the body. But a new test relies on a fast, cheap and easy technique. And its answers appear on a strip of paper — just as they do on a pregnancy test.

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  5. Earth

    Intel STS finalist brings earthworms to the big time

    Earthworms and charcoal help plants resist infections, according to research by Anne Merrill, a finalist in the 2014 Intel Science Talent Search.

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  6. Brain

    Mapping the brain’s highways

    A new map may explain why some brain injuries are worse than others. Even relatively minor injuries that disrupt message superhighways may have a more devastating impact than some seemingly catastrophic injuries.

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  7. Animals

    Dissecting the dog paddle

    Scientists occasionally describe the dog paddle as a “trot,” but that’s not right. When dogs swim, their complicated leg motions look more like a frantic run.

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  8. Life

    Caught in the act

    Scientists observe some evolutionary speed demons as they adapt over the course of just a few years to new environmental conditions.

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  9. Brain

    ‘Study drugs’ can be dangerous

    The misuse of these ADHD medicines not only constitutes cheating, but they can become addictive and can mess with your head.

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  10. Health & Medicine

    Explainer: The teenage body clock

    Around puberty, a change in the body clock of adolescents and teens makes it hard for them to fall asleep as early as they used to.

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  11. Brain

    Respecting the body’s clocks

    Daily rhythms affect everything from the time we wake to how well we perform in sports.

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  12. Life

    Explainer: What is a stem cell?

    Special cells have ability to turn into several different types

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