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PhysicsNot-So-Neutral Neutron: Clearer view of neutron reveals charged locales
A sharp, new picture of the neutron reveals that rather than being uniformly electrically neutral, the particle contains regions of positive and negative charge.
By Peter Weiss -
Materials ScienceSelf-Sutures: New material knots up on its own
Researchers have used a new biodegradable material to make surgical sutures that knot and tighten themselves as they warm to body temperature.
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MathGetting Clobbered
Clobber is a new two-person game that’s easy to learn and fun to play and, for the mathematically inclined, rife with analytical possibility. Initial placement of white and black stones on a 5 x 6 rectangular board.