- Key Laboratory of Resource Biology and Biotechnology
- KAUST Catalysis Center
- KAUST, Adv Membranes & Porous Mat Ctr
- Kamerlingh Onnes Lab
- Karlsruhe Institute of Technology, Institute of Nanotechnology
- Kavli Institute at Cornell for Nanoscale Science
- Kavli Institute for Theoretical Physics [Santa Barbara]
- Kavli Institute of Nanosciences [Delft]
- Key Lab of Computer System and Architecture, Institute of Computing Technology [Beijing]
- Key Laboratory of of Optical Astronomy
- Key Laboratory of Intelligent Information Processing, Institute of Computing Technology [Beijing]
- Key Laboratory of Opto-electronic Information Science and Technology
- Key Laboratory of Optoelectronic Chemical Materials and Devices of Ministry of Education
- Key-Obs
- Kirchhoff Institut für Physik
- Kirensky Institute of Physics
- Korean Research Institute of Chemical Technology
- Krasnow Institute for Advanced Study [Fairfax]