All Stories

  1. Humans

    From the July 22, 1933, issue

    PERKINS OBSERVATORY 69-INCH MIRROR IS THIRD LARGEST Third largest in the world and the first all-American giant telescope, the 69-inch telescope of Perkins Observatory of Ohio Wesleyan University is now in operation. When its mirror was being placed in position just after being coated with silver, the unusual photograph on this weeks cover was taken. […]

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  2. Health & Medicine

    Keeping breathing steady and safe

    Scientists may have found a way to avoid the lowered breathing rate that comes from treatment with morphine or other opiate-based narcotics and anesthetics.

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  3. Astronomy

    Dusty times on Mars

    On July 1, a dust cloud emerged from Mars' Hellas Basin, and 3 days later it had become 1,800 kilometers wide, roughly one-fourth the Red Planet’s diameter.

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  4. 19264

    Get real. When you were 4 years old, you understood it better. It goes like this: You dump the inkwell (toxic discharge from industry and sewage systems) into the goldfish bowl (ocean) and the fish all turn belly up and the bowl is without fish. The moneyed polluting industries, of course, would rather not get […]

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  5. Earth

    Catch Zero

    It generally has taken less than a generation for modern, industrial-scale fishing, once deployed in a new plot of ocean, to exhaust the vast majority of the sea’s edible bounty and leave behind decimated ecosystems and depleted economic opportunities.

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  6. Physics

    Mastering the Mixer

    Almost anything can happen when a batch of grains or powders is mixed—including striking, swirling patterns and spontaneous, total separation—so researchers are playing with beads, salt, sand, and other particles in simple tumblers to find out what's going on.

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  7. Earth

    Greenland ice variation appears normal

    Changes in snowfall observed in parts of southern Greenland between 1978 and 1988 appear to be normal if gauged against the variations recorded in ice cores over the past 400 years.

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  8. Earth

    Cooking up a key chemical of life

    Researchers have simulated the conditions and ingredients found at hydrothermal vents to create pyruvic acid, an organic chemical vital for cellular metabolism.

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  9. Show me the data

    A debate has broken out over whether neuroscientists should share the voluminous data that they generate in their experiments.

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  10. 19332

    In response to your article, I suggest that at least some inner-city boys are tripped up by violence around them as much as are the girls discussed in the article. Even though women experience shame about mental illness or intense emotional disturbance, it’s socially OK to be a woman and have an anxiety illness. It’s […]

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  11. Traumas trip up inner-city girls

    Inner-city teenage girls may often experience a severe stress reaction that makes it more difficult for them to succeed in school.

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  12. Astronomy

    A new receiver for alien broadcasts

    A $12.5 million grant will help build the world's largest telescope designed to search for radio broadcasts from alien civilizations.

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