U

U.S

• Research on the Science and Technology Enterprise: Statistics and Surveys - R&D, U.S. S&T Competitiveness, STEM Education, S&T Workforce (NCSES S&T)
• U.S. Science Support Program associated with the International Ocean Discovery Program (USSSP-IODP)

UKRI

• NSF Engineering - UKRI Engineering and Physical Sciences Research Council Lead Agency Opportunity (ENG-EPSRC)

Undergraduate

• Advancing Innovation and Impact in Undergraduate STEM Education at Two-year Institutions of Higher Education
• Facilitating Research at Primarily Undergraduate Institutions:
• Historically Black Colleges and Universities Undergraduate Program (HBCU-UP)
• Improving Undergraduate STEM Education: Computing in Undergraduate Education (IUSE: CUE)
• Improving Undergraduate STEM Education: Education and Human Resources (IUSE: EHR)
• Improving Undergraduate STEM Education: Hispanic-Serving Institutions (HSI Program)
• Improving Undergraduate STEM Education: Pathways into the Earth, Ocean, Polar and Atmospheric & Geospace Sciences (GEOPAths)
• Research Coordination Networks in Undergraduate Biology Education (RCN-UBE)
• Vision and Change in Undergraduate Biology Education (V&C)

Undergraduates

• Research Experiences for Undergraduates (REU)

Underrepresented

• Inclusion across the Nation of Communities of Learners of Underrepresented Discoverers in Engineering and Science (NSF INCLUDES) (NSF INCLUDES)

Understanding

• Integrative Strategies for Understanding Neural and Cognitive Systems (NCS)
• Opportunities for Promoting Understanding through Synthesis (OPUS)
• Understanding the Rules of Life: Building a Synthetic Cell
• Understanding the Rules of Life: Emergent Networks (URoL:EN)
• Understanding the Rules of Life: Epigenetics
• Understanding the Rules of Life: Microbiome Interactions and Mechanisms (URoL:MIM)

UNIVERSE

• WINDOWS ON THE UNIVERSE: THE ERA OF MULTI-MESSENGER ASTROPHYSICS (WoU-MMA)

Universities

• Historically Black Colleges and Universities - Excellence in Research (HBCU - EiR)
• Historically Black Colleges and Universities Undergraduate Program (HBCU-UP)
• Tribal Colleges and Universities Program (TCUP)

URoL:EN

• Understanding the Rules of Life: Emergent Networks (URoL:EN)

URoL:MIM

• Understanding the Rules of Life: Microbiome Interactions and Mechanisms (URoL:MIM)

US-EU

• US-EU Internet Core & Edge Technologies (ICE-T)

Use

• Materials Use: Science, Engineering, and Society (MUSES)

USSSP-IODP

• U.S. Science Support Program associated with the International Ocean Discovery Program (USSSP-IODP)