Weeks have passed without any sign of the 84-year-old grandmother in fragile health.

President Trump does not like to practice reading the speech out loud, but he spent time mimicking the setup of the House ...

The success of real-time digital systems comes from optimizing processing for the most important tasks rather than speeding up overall execution.

Investigators are continuing their search for new clues that could lead to a breakthrough in the disappearance of Nancy Guthrie.