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NOT LIKE THE OTHERS  Many asteroids share Jupiter’s orbit (illustrated, not to scale). Most asteroids travel in the same direction around the sun as the planet. But there’s one moving in reverse, which could indicate it came from outside the solar system.

venus flytrap

WITH A SNAP The leaves of the Venus flytrap capture prey through a process called snap-buckling. The outer leaf surface expands until it’s too much for the inner surface of the leaf to bear.

exoplanet illustration

TEST KITCHEN  With so many worlds turning up outside our solar system, it’s time to add some chapters to the planetary production manual.

E. coli

BAD BLOOD A strain of E. coli (computer-generated image above) that causes severe diarrhea can latch onto intestinal cells more easily in people with type A blood, a discovery that hints at a potential vaccine.



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