Math/Physical Sciences
1. Secure and Trustworthy Cyberspace
Available Formats:  HTML of Document number nsf24504 | PDF of Document number nsf24504
Document Number: nsf24504 
Public Comment:
Document History: Posted:  October 31, 2023.  Replaces: nsf22517. View Program Page of Document number nsf24504

2. Secure and Trustworthy Cyberspace Frontiers (SaTC Frontiers)
Available Formats:  HTML of Document number nsf21597 | PDF of Document number nsf21597
Document Number: nsf21597 
Public Comment:
Document History: Posted:  July 7, 2021.  Replaces: nsf19572. View Program Page of Document number nsf21597

3. Semiconductor Synthetic Biology Circuits and Communications for Information Storage (SemiSynBio-III)
Available Formats:  HTML of Document number nsf22557 | PDF of Document number nsf22557
Document Number: nsf22557 
Public Comment:
Document History: Posted:  January 25, 2022.  Replaces: nsf20518. View Program Page of Document number nsf22557

4. Smart Health and Biomedical Research in the Era of Artificial Intelligence and Advanced Data Science (SCH)
Available Formats:  HTML of Document number nsf23614 | PDF of Document number nsf23614
Document Number: nsf23614 
Public Comment:
Document History: Posted:  August 14, 2023.  Replaces: nsf21530. View Program Page of Document number nsf23614

5. Solar and Planetary Research Grants (SPG)
Available Formats:  HTML of Document number nsf16602 | PDF of Document number nsf16602
Document Number: nsf16602 
Document History: Posted:  September 12, 2016.  View Program Page of Document number nsf16602

6. Spectrum Innovation Initiative: National Center for Wireless Spectrum Research (SII-Center)
Available Formats:  HTML of Document number nsf21558 | PDF of Document number nsf21558
Document Number: nsf21558 
Public Comment:
Document History: Posted:  February 1, 2021.  Replaces: nsf20557. View Program Page of Document number nsf21558

7. Spectrum Innovation Initiative: National Radio Dynamic Zones (SII-NRDZ)
Available Formats:  HTML of Document number nsf22579 | PDF of Document number nsf22579
Document Number: nsf22579 
Public Comment:
Document History: Posted:  March 24, 2022.  View Program Page of Document number nsf22579

8. Stimulating Collaborative Advances Leveraging Expertise in the Mathematical and Scientific Foundations of Deep Learning (SCALE MoDL)
Available Formats:  HTML of Document number nsf21561 | PDF of Document number nsf21561
Document Number: nsf21561 
Public Comment: Please refer to Frequently Asked Questions (FAQs) NSF 21-062 related to this Program Solicitation.
Document History: Posted:  February 17, 2021.  Replaces: nsf20540. View Program Page of Document number nsf21561

9. Strengthening American Infrastructure (SAI)
Available Formats:  HTML of Document number nsf24519 | PDF of Document number nsf24519
Document Number: nsf24519 
Public Comment:
Document History: Posted:  December 15, 2023.  Replaces: nsf23533. View Program Page of Document number nsf24519

10. Strengthening the Cyberinfrastructure Professionals Ecosystem (SCIPE)
Available Formats:  HTML of Document number nsf23521 | PDF of Document number nsf23521
Document Number: nsf23521 
Public Comment: Please refer to NSF 23-028 for a Dear Colleague Letter (DCL) related to this solicitation.
Document History: Posted:  November 22, 2022.  Replaces: nsf22574. View Program Page of Document number nsf23521

11. Support for Construction of Direct Detection Dark Matter Experiments in Particle Astrophysics
Available Formats:  HTML of Document number nsf13597 | PDF of Document number nsf13597 | TXT of Document number nsf13597
Document Number: nsf13597 
Document History: Posted:  August 29, 2013.  View Program Page of Document number nsf13597

12. Sustainable Energy Pathways (SEP)
Available Formats:  HTML of Document number nsf11590 | PDF of Document number nsf11590 | TXT of Document number nsf11590
Document Number: nsf11590 
Public Comment: For additional information, please see the FAQs for Sustainable Energy Pathways (SEP) NSF 12-032.
Document History: Posted:  September 23, 2011.  View Program Page of Document number nsf11590

13. Sustainable Regional Systems Research Networks (SRS RNs)
Available Formats:  HTML of Document number nsf24533 | PDF of Document number nsf24533
Document Number: nsf24533 
Public Comment:
Document History: Posted:  January 30, 2024.  Replaces: nsf20611. View Program Page of Document number nsf24533

14. Training-based Workforce Development for Advanced Cyberinfrastructure (CyberTraining)
Available Formats:  HTML of Document number nsf23520 | PDF of Document number nsf23520
Document Number: nsf23520 
Public Comment:
Document History: Posted:  November 23, 2022.  Replaces: nsf22574. View Program Page of Document number nsf23520

15. University Radio Observatories Program (AST-URO)
Available Formats:  HTML of Document number nsf11529 | PDF of Document number nsf11529 | TXT of Document number nsf11529
Document Number: nsf11529 
Document History: Posted:  February 16, 2011.  Replaces: nsf08543. View Program Page of Document number nsf11529