Cell Phones-Are They Helpful or Harmful to Us?

The debate has been going on for as long as we've had cell phones.  They can summon help when we are in trouble, and allow pretty much instantaneous contact with the people we love.  They can help us find our way when we're lost, and help us check out at a store with the wave of a hand.  We all know that cell phones operate within radio frequency bands, acting as receivers and transmitters of RF to help us...

The Autonomous Car, Can Electronic Systems Defeat Human Error?

Though it seems like something totally unbelievable, a car that can take you where you want to go without your ever having to do anything more than tell it where to go, this "car of tomorrow" is already starting to become a reality.  Many major automotive companies are now offering cars with "driver assistance" as standard equipment.  These "cars of today" can help you with braking if they feel that you are closing on another vehicle too quickly, they...