Uncategorized

  1. Physics

    Primordial Nukes

    The rocky remains of nuclear reactors that formed spontaneously in African uranium deposits 2 billion years ago are yielding striking new details about their operation as well as signs that a fundamental aspect of the universe may have once been stronger than it is today.

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  2. Materials Science

    Venetian Grinds

    Venetian Renaissance artists, renowned for their vibrant colors, mixed powdered glass with their paints in an attempt to expand their palettes and create unique optical effects.

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  3. From the March 2, 1935, issue

    A new telescope nears completion, a new therapy for heart disease succeeds, and a new low temperature is reached.