Using Lasers to Find Land Mines and IEDs

WALK SOFTLY: A mine-clearer's work still depends on metal detectors and sniffer dogs, with all the dangers that this entails. Technology may provide a better way to do the job.

Watch President Obama Fire a Marshmallow Canon at the White House Science Fair [PHOTOS]

President Obama attended the White House science fair Feb. 7 and even tried out some of the gadgets including a homemade marshmallow canon he then took to firing. Obama was demonstrably amused (who wouldn't be!) as he launched marshmallows with the Extreme Marshmallow Cannon built by Joey Hudy of Phoenix, Arizona.

Ex-judge loses bid for damages in 2009 attack

Former San Joaquin County Superior Court Judge Cinda Fox will not be compensated for any emotional scars stemming from a horrifying 2009 courtroom attack.

First Aid for the Ailing House: Water heater temperature

Setting the water heater thermostat at 120 degrees not only saves energy but also prolongs the life of the heater.