Mysterious "white web" growing on nuclear waste

This is as fascinating as it is unsettling. Scientists at the Department of Energy's Savannah River Site — a nuclear reservation in South Carolina — have identified a strange, cob-web like "growth" (their word, not ours) on the racks of the facility's spent nuclear fuel assemblies.

According to a report filed by the Defense Nuclear Facilities Safety Board, "the growth, which resembles a spider web, has yet to be characterized, but may be biological in nature."

http://io9.com/5868883/mysterious-white ... lear-waste