Mathematical modeling shows why animals see at night

Nocturnal and diurnal mammals see the same—but only for a brief time. When mice are born, the chromatin in the cells of their eyes has a diurnal structure. Day by day, the layout of this chromatin slowly inverts, allowing ...

Historically black colleges give graduates a wage boost

In 2010, two economists claimed that graduates of historically black colleges and universities, or HBCUs, suffer a "wage penalty"—that is, they earn relatively less than they would had they gone to a non-HBCU.

Moving faster in a crowd

Cell particles move more quickly through a crowded cellular environment when the crowding molecules are non-uniformly distributed. New research also shows that particle transport in crowded cells can actually be faster than ...

Solving the pancake problem

If you swirl a glass of wine clockwise, the wine inside will also rotate clockwise. But, if you're making a blueberry pancake and you swirl the pan clockwise, the pancake will rotate counterclockwise. Don't believe us? Go ...

New technique gives polyurethane waste a second life

Polyurethane is used in a wide range of materials, including paints, foam mattresses, seat cushions and insulation. These diverse applications generate large amounts of waste. A team at the University of Illinois has developed ...

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