There are too many wonderful and fascinating things

I can't get enough of Physorg.com.

• a silicon carbide circuit can survive 1,700 hours of continuous operation at 500 degrees Celsius
• a common amino acid may help curb addictions
• diesel exhaust kills throat cells—biodiesel exhaust doesn't
• brain network related to intelligence identified
• tabletop fusion inquiry finds no misconduct but "several matters merit further investigation"