What Would Happen If the 20 Biggest US Cities Were Wiped Out With Nukes

Wiping out an American city, much less the largest ones, requires either blast yields well beyond the capability of any terrorist organization, or numbers of nuclear weapons that would make the terrorist organization one of the largest nuclear powers on the planet. This is particularly true of major cities such as… » 10/14/14 1:10pm 10/14/14 1:10pm

How Close Are We to a Real Iron Man Suit?

If we are just talking about an armored suit that augments a human's strength and weaponry, then we're extremely close. But if we're talking about something with all of the primary abilities of Iron Man's character (i.e. flight, clean infinite power, and repulsor beams), that may never become a reality. The current… » 9/19/14 2:03pm 9/19/14 2:03pm

What Would Happen to the Internet if Mankind Disappeared?

Parts of it would die within a couple of days; if your access to it remained operational, some of it might remain partially usable for a year or two. All large complex systems require constant maintenance by huge staffs of intelligent people, and the internet is no exception. Like you've seen in future-dystopian… » 9/05/14 11:00am 9/05/14 11:00am