Life

  1. Life

    Bicoastal Atlantic bluefin tuna

    Mediterranean and western Atlantic bluefin tuna spend more time in mixed groups than previously thought, suggesting management strategies need to be revisited.

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  2. Life

    Old fish, new fish, red fish, blue fish

    A difference in vision in cichlids in Lake Victoria could be pushing a species to split into two.

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  3. Paleontology

    Forget bird-brained

    Scientists have uncovered a new dinosaur that breathed like a bird.

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  4. Life

    Curtain drops after ants’ final act

    A handful of ants remain outside to close the colony door at sunset and sacrifice their lives in the act.

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  5. Life

    X chromosome is extra diverse

    Men who father children with multiple women are responsible for “extra” diversity on the X chromosome, a new study of six different populations suggests.

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  6. Life

    Safer creation of stem cells

    A new technique for converting adult cells to stem cells avoids dangerous mutations in cell DNA

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  7. Life

    Nanoparticles: size and charge matter

    Nanoparticles can be designed for targeted delivery of drugs or genes into the body. New work reveals details of how blood proteins respond to these particles.

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  8. Life

    FDA releases guidelines for genetically modified animals

    Draft rules lay out policies for approving altered animals, including those used for food.

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  9. Life

    First lipid hormone discovered

    An omega-7 fatty acid made by fat and liver cells acts as a hormone, even mimicking the health benefits of insulin.

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  10. Climate

    Heat waves stunt grassland growth

    An abnormally hot year can significantly suppress growth in grasslands, a stifling effect that lingers well into the next year even if temperatures return to normal. It can also hinder how well the grasslands absorb carbon dioxide from the atmosphere.

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  11. Life

    Fastest spores in the West (or anywhere)

    SEE THE VIDEO: Researchers film a fungus catapulting its spores with an acceleration greater than what astronauts feel.

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  12. Life

    Fish glowing red

    Plenty of reef creatures fluoresce red, even where seawater absorbs red sunlight.

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