Brain Master Switch
Scientists have identified a protein that serves as the brain's master switch.
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Cancer Cell Electricity
Tiny tumors could be detected by the electricity given off by cancer cells.
Art Laser
Lasers play an increasingly important role in restoring great works of art.
Roman Coin Hoards
Hoarded coins may help answer questions about ancient Rome's population.
Plasmobots
Slime molds can be coaxed to assemble or transport small objects and perform basic computations.
Fall Color Differences
A new hypothesis explains why fall colors differ in the U.S. and northern Europe.
Itch Neurons
Scientists have identified nerve cells dedicated to the itch sensation.
Rooks & Archimedes
Birds called rooks can use a surprisingly ingenious strategy to get a worm.