The touch point that set off a blast that destroyed a West Knox County mansion can't be found so the fire will be formally classified as "undetermined," newly released Knox County Sheriff's Office ...

Use common sense and good judgment when using devices that produce heat. This includes cooking, using candles, using heat-producing appliances such as coffee machines, and other activities.

The Lawrence Livermore National Laboratory (LLNL) has created the brightest X-ray source to date, by directing the laser of the National Ignition Facility (NIF) onto ultra-light metal foams. Reported ...