See Inside August/September 2008

Minding Mistakes: How the Brain Monitors Errors and Learns from Goofs

Brain scientists have identified nerve cells that monitor performance, detect errors and govern the ability to learn from misfortunes


April 26, 1986: During routine testing, reactor number 4 of the Chernobyl nuclear power plant explodes, triggering the worst catastrophe in the history of the civilian use of nuclear energy.

September 22, 2006: On a trial run, experimental maglev train Transrapid 08 plows into a maintenance vehicle at 125 mph near Lathen, Germany, spewing wreckage over hundreds of yards, killing 23 passengers and severely injuring 10 others.

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