'This is exactly what technology should be doing'

'The coming robot home invasion'

Think of "robots as artificial intelligence in motion," says Andy Kessler. All "I really want is for robots to fold my laundry" or "watch my kids," and "it's starting." It's "easy to envision these robots eventually clearing and organizing the coffee table. Picking up after the kids. Loading the dishwasher." Will "robots replace house cleaners"? Progress and "affordability will come task by task. But get ready for the robot home invasion — and nicely folded T-shirts."

'We need a peaceful nuclear renaissance'

No "nation can achieve absolute security through nuclear dominance," says Charles Oppenheimer. Considering this "reality, global leaders must collaborate to resolve the underlying tensions between their nations to achieve no less than making future w