From Molecules to Organisms: Structures and Processes

  1. Chemistry

    Urine may make Mars travel possible

    On Earth, urine is a waste. En route to Mars, it could be a precious renewable commodity: the source of drinking water and energy.

    By
  2. Animals

    When a species can’t stand the heat

    When temperatures rise, New Zealand’s tuatara produce more males. With global warming, that could leave the ancient reptile species with too few females to avoid going extinct.

    By
  3. Health & Medicine

    The nose knows a trillion scents

    There's a long-standing claim that people can identify 10,000 different odors. But a new study suggests that people can actually identify at least 10,000 times that many scents.

    By
  4. Brain

    Understanding Autism

    Genetics appears to play some role in this disorder, which affects more than one percent of all Americans.

    By
  5. Brain

    Getting a head start on autism

    Early diagnosis followed by early treatment may reduce autism’s impact on kids — and help them to communicate better.

    By
  6. Animals

    Kangaroos have ‘green’ farts

    The farts and belches of these animals contain less methane than do those from other big grass grazers. Microbes in their digestive tract appear to explain the ‘roos lower production of this greenhouse gas, a new study finds.

    By
  7. Microbes

    Return of the giant zombie virus

    Scientists have discovered a new type of virus in Siberian soils. It's the largest virus ever discovered. And guess what: It could infect cells even after 30,000 years in cold storage.

    By
  8. Health & Medicine

    Some of chocolate’s health benefits may trace to ‘bugs’

    Dark chocolate offers people a number of health benefits. A new study finds that the breakdown of chocolate by microbes in the human gut be behind some benefits.

    By
  9. Health & Medicine

    Low protein, longer life — for some

    Eating less protein can lengthen life and improve health. That’s the message from new studies in mice and in people.

    By
  10. Health & Medicine

    Teen uncovers new weapons to stop Huntington’s disease

    David Seong, an Intel Science Talent Search finalist, is studying how tiny pieces of genetic material might be used to lock up a dangerous protein in Huntington’s disease.

    By
  11. Tech

    Branching out for safer water

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

    By
  12. 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.

    By