Life

  1. Paleontology

    First brachiosaur tooth found in Asia

    A fossil tooth found along a dinosaur trackway in South Korea is the first evidence that brachiosaurs roamed Asia.

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  2. Paleontology

    Dinosaur fossil yields feathery structures

    Researchers believe they have found primitive feathers on the remains of Sinornithosaurus millenii, a 124-million-year-old raptor dinosaur from Liaoning, China.

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  3. Ecosystems

    Fish Epidemic Traces to Novel Germ

    A new mycobacterium, related to the one causing tuberculosis, is responsible for a mysterious epidemic sickening some of the Chesapeake Bay's most prized fish.

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  4. Plants

    Lichen Lovelies

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  5. Paleontology

    Extinctions Tied to Impact from Space

    Evidence trapped in 250-million-year-old sediments may help researchers pin the ultimate blame for the massive extinctions that occurred then on the impact of an extraterrestrial object about 9 kilometers across.

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  6. Genetics

    The Newly Sequenced Genome Bares All

    The mapped human genome begins to reveal its secrets.

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  7. Paleontology

    Did ancient superbees squash diversity?

    The recent discovery of several dozen extinct bee species in ancient amber deposits has led one paleontologist to propose that the very success of some bees' social lifestyle led to today's dearth of hive-dwelling species.

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  8. Plants

    The bladderwort: No ruthless microbe killer

    A carnivorous plant called a bladderwort may not be a fierce predator at all but a misunderstood mutualist.

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  9. Plants

    Dead pipes can still regulate plants’ water

    Physiologists say they have demonstrated for the first time that dead xylem cells in plant plumbing can control water speed.

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  10. Paleontology

    Genes Seem to Link Unlikely Relatives

    Genetic markers on three proteins suggest a common African ancestor for elephants, aardvarks, elephant shrews, golden moles, and other animals.

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  11. Life

    Clues to Life’s Origin

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  12. Animals

    Nature Ramblings: A Poor Weather Prophet

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