The group targets Britain's Huntingdon Life Sciences Laboratory, which has an American facility in East Millstone, New Jersey.

CNN: FBI, ATF address domestic terrorism

"One challenge in supercomputers today is power consumption, " said Jeff Nichols, associate laboratory director for computing and computational sciences.

ENGADGET: Cray's Jaguar supercomputer upgraded with NVIDIA Tesla GPUs, renamed Titan

The crazy ants, officially called "Tawny crazy ants, " are omnivores that can take over an area by both killing what's there and starving out what they don't kill, said Ed LeBrun, a research associate with the Texas invasive species research program at the Brackenridge Field Laboratory in the College of Natural Sciences.

CNN: 'Crazy ants' a threat in southern U.S.