News
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AnimalsYoung insect legs have real meshing gears
Tiny teeth on hiplike structures keep legs in sync, allowing juvenile planthoppers to jump.
By Susan Milius -
AstronomyAt last, Voyager 1 slips into interstellar space
Solar blast data provides definitive evidence that Voyager 1 has cruised beyond the heliosphere and into interstellar space.
By Andrew Grant -
Health & MedicineVaccine stops deadly sand-fly-spread scourge in animal test
A DNA vaccine triggers protection against the sand-fly-borne scourge Leishmania.
By Nathan Seppa -
Health & MedicineSzechuan pepper taps at nerve fibers
The spice makes lips tingle at 50 beats per second, researchers find.
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