"Tufts University has received federal funding to develop chemical robots that will be able to squeeze into spaces as tiny as 1 centimeter, then morph into something 10 times larger, and ultimately biodegrade. The "chembots" could access urban environments, tunnels, caves and debris fields, and carry out other risky operations in complex environments."http://www.physorg.com/news134043071.html
The end of days are coming.
