| 1 (152) | National Center for Biotechnology Information | USA |  |
| 2 (201) | National Aeronautics and Space Administration * | USA | |
| 3 (308) | Lawrence Berkeley National Laboratory * | USA | |
| 4 (313) | National Institute of Standards and Technology * | USA | |
| 5 (353) | U.S. Army * | USA | |
| 6 (354) | Oak Ridge National Laboratory | USA | |
| 7 (377) | Los Alamos National Laboratory * | USA | |
| 8 (384) | United States Department of Agriculture | USA | |
| 9 (401) | Argonne National Laboratory | USA | |
| 10 (424) | Pacific Northwest National Laboratory | USA | |
| 11 (425) | Sandia National Laboratories, New Mexico | USA | |
| 12 (426) | Lawrence Livermore National Laboratory * | USA | |
| 13 (442) | Subaru Telescope | USA | |
| 14 (447) | U.S. Air Force | USA | |
| 15 (462) | Jet Propulsion Laboratory | USA | |
| 16 (481) | NASA Ames Research Center | USA | |
| 17 (515) | National Renewable Energy Laboratory | USA | |
| 18 (519) | SLAC National Accelerator Laboratory | USA | |
| 18 (519) | US Environmental Protection Agency | USA | |
| 20 (537) | Smithsonian Institution * | USA | |
| 21 (538) | US Naval Research Laboratory | USA | |
| 22 (559) | US Food and Drug Administration | USA | |
| 23 (561) | U.S. Department of Energy * | USA | |
| 23 (561) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 25 (577) | NASA Langley Research Center | USA | |
| 26 (592) | NASA Goddard Space Flight Center | USA | |
| 27 (604) | United States Geological Survey | USA | |
| 28 (625) | Sandia National Laboratories, California | USA | |
| 29 (634) | National Oceanic and Atmospheric Administration | USA | |
| 30 (635) | Brookhaven National Laboratory * | USA | |
| 31 (747) | Idaho National Laboratory | USA | |
|
