On the software side capacitive touch sensors can be as simple as using an Arduino library for the purpose but [John] rolled his own code, so give it a peek.

The Mega Millions lottery jackpot is $140 million for the drawing on Friday, August 1. Check your tickets for the winning numbers!

Two winning tickets will split the $1.787 billion Powerball jackpot drawn on Saturday. Changes to Powerball and Mega Millions have led to increasingly large jackpots in recent years.