Common Birds: Black and White or Gray and White Birds. Dark-eyed Junco: 5 1/2 to 6 3/4  in size. Juncos are small, dark gray birds with white bellies. Juncos look different in different regions of the United States. In the East, Juncos are dark gray with white underparts and white outer tail feathers.
The European Spallation Source (ESS) is a multi-disciplinary research facility based on what will be the world's most powerful neutron source. It is currently under construction in Lund, Sweden. At least 17 European countries will act as partners in the construction and operation of ESS.
Functional electrical stimulation (FES) is a technique that uses electrical currents to activate nerves innervating extremities affected by paralysis resulting from spinal cord injury (SCI), head injury, stroke and other neurological disorders. FES is primarily used to restore function in people with disabilities.