Winning Powerball numbers for Wednesday, July 2, $174 million ahead of July Fourth holiday Powerball lottery drawings are at 11 p.m. ET every Monday, Wednesday and Saturday, including holidays.

After no one matched all five numbers plus the Powerball in the Wednesday, Aug. 20, Powerball drawing, the grand prize increased by $57 million for Saturday, Aug. 23.

Here, we demonstrate a novel physically transient true random number generator based on magnesium oxide volatile threshold switches, using the intrinsic variation in resistive switching as a natural ...