Uncategorized

  1. Space

    Light leaking from a distant galaxy hints at a cosmic makeover’s origins

    Ultraviolet light slips through a hole in a distant galaxy’s gas. Older galaxies might have used the trick to ionize most of the universe’s hydrogen.

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  2. Life

    Self-destructing mitochondria may leave some brain cells vulnerable to ALS

    Mitochondria that appear to dismantle themselves in certain brain cells may be a first step toward ALS, a mouse study suggests.

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  3. Health & Medicine

    A new dengue vaccine shows promise — at least for now

    The latest vaccine against dengue shows promise in protecting children from the disease, but will need longer term study to ensure kids are safe from future infections.