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Cassini image of Saturn

COMING INTO FOCUS  Saturn shines in this Cassini image taken in October 2013. Even though the spacecraft is gone, scientists are still learning from its 13 years’ worth of data.

progenitor cells

BYE BYE BUDS  Mice that became obese on a high-fat diet (right) lost a quarter of their taste buds (stained red) and also had fewer progenitor cells (stained green) — which give rise to new taste buds — than mice of a healthy weight on a regular diet (left).

Ceres crater

FOLLOW THE ICE  A wall of ice in the shadows of Ceres’ Juling crater, shown here in an image taken by NASA’s Dawn spacecraft, grew by about 50 percent over the course of six months.


STEVE APPEARS  A purplish and green band of light known as STEVE, shown here with the Milky Way, is a new kind of aurora that appears in the sky during displays of the northern lights.

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