Dear Colleague Letter: Sentinel Systems that Detect, Recognize, Actuate, and Mitigate Emergent Biological Threats (DREAM Sentinels)
Available Formats: HTML of Document number nsf22077 | PDF of Document number nsf22077
Document Type: Program Announcements & Information
Document Number: nsf22077 
Public Comment:
Document History: Posted: April 26, 2022.  Replaces: nsf20105. 

Dear Colleague Letter: Supplemental Funding Requests for Grade 6-12 Data Science Education
Available Formats: HTML of Document number nsf22071 | PDF of Document number nsf22071
Document Type: Program Announcements & Information
Document Number: nsf22071 
Public Comment:
Document History: Posted: April 19, 2022. 

Dear Colleague Letter: Cloud Computing and High-Throughput Computing Resources for Collaborative Research in Computational Neuroscience (CRCNS) Grantees
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Document Type: Program Announcements & Information
Document Number: nsf22022 
Public Comment:
Document History: Posted: December 6, 2021. 

Dear Colleague Letter: Organismal Systems and Infection Biology (OSIB)
Available Formats: HTML of Document number nsf22016 | PDF of Document number nsf22016
Document Type: Program Announcements & Information
Document Number: nsf22016 
Public Comment:
Document History: Posted: November 18, 2021. 

Dear Colleague Letter: NSF-DFG Lead Agency Opportunity in Molecular and Cellular Biology
Available Formats: HTML of Document number nsf22015 | PDF of Document number nsf22015
Document Type: Program Announcements & Information
Document Number: nsf22015 
Public Comment:
Document History: Posted: November 15, 2021. 

Dear Colleague Letter: Research Experience for Post-Baccalaureate Students (REPS) in the Biological Sciences Supplemental Funding Opportunity
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Document Type: Program Announcements & Information
Document Number: nsf21085 
Public Comment:
Document History: Posted: May 20, 2021. 

Dear Colleague Letter: Strengthening American Infrastructure (SAI)
Available Formats: HTML of Document number nsf21019 | PDF of Document number nsf21019
Document Type: Program Announcements & Information
Document Number: nsf21019 
Public Comment:
Document History: Posted: November 3, 2020. 

Dear Colleague Letter: Planning for Midscale Infrastructure for the Biological Sciences
Available Formats: HTML of Document number nsf20116 | PDF of Document number nsf20116
Document Type: Program Announcements & Information
Document Number: nsf20116 
Document History: Posted: August 17, 2020. 

Dear Colleague Letter: Special Guidelines for Submitting Collaborative Proposals under National Science Foundation (NSF) and US-Israel Binational Science Foundation (BSF) Collaborative Research Opportunities
Available Formats: HTML of Document number nsf20094 | PDF of Document number nsf20094
Document Type: Program Announcements & Information
Document Number: nsf20094 
Document History: Posted: June 9, 2020.  Replaces: nsf17120. 

Dear Colleague Letter: Poorly Sampled and Unknown Taxa (PurSUiT)
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Document Type: Program Announcements & Information
Document Number: nsf20059 
Document History: Posted: March 20, 2020.  Replaces: nsf17052. 

Dear Colleague Letter: Critical Aspects of Sustainability (CAS): Micro- and Nanoplastics (MNP)
Available Formats: HTML of Document number nsf20050 | PDF of Document number nsf20050
Document Type: Program Announcements & Information
Document Number: nsf20050 
Document History: Posted: March 3, 2020. 

Dear Colleague Letter: Plant Synthetic Biology
Available Formats: HTML of Document number nsf20045 | PDF of Document number nsf20045
Document Type: Program Announcements & Information
Document Number: nsf20045 
Document History: Posted: February 18, 2020. 

Dear Colleague Letter: Developing New Research Collaborations Between Evolutionary Biologists and LTER Scientists
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Document Type: Program Announcements & Information
Document Number: nsf20038 
Document History: Posted: January 24, 2020. 

Dear Colleague Letter: Supporting Research at the Intersection of Agricultural Science, Big Data, Informatics, and Smart Communities, a joint effort between NSF and the U.S. Department of Agriculture's National Institute of Food and Agriculture (USDA/NIFA)
Available Formats: HTML of Document number nsf19051 | PDF of Document number nsf19051
Document Type: Program Announcements & Information
Document Number: nsf19051 
Document History: Posted: March 22, 2019. 

Frequently Asked Questions (FAQs) Associated with NSF 18-011, Dear Colleague Letter: Implementation of "No-Deadline," Full-proposal Submission Process for Most Programs in the Directorate for Biological Sciences
Available Formats: HTML of Document number nsf18012 | PDF of Document number nsf18012
Document Type: Program Announcements & Information
Document Number: nsf18012 
Public Comment: These Frequently Asked Questions (FAQs) references Dear Colleague Letter (DCL) NSF 18-011.
Document History: Posted: October 5, 2017. 

Dear Colleague Letter: Advancing Revisionary Taxonomy and Systematics (ARTS)
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Document Type: Program Announcements & Information
Document Number: nsf17139 
Document History: Posted: September 19, 2017.  Replaces: nsf11037. 

Dear Colleague Letter: Optics and Photonics (OP)
Available Formats: HTML of Document number nsf16004 | PDF of Document number nsf16004 | TXT of Document number nsf16004
Document Type: Program Announcements & Information
Document Number: nsf16004 
Document History: Posted: October 5, 2015.  Replaces: nsf14091. 

Dear Colleague Letter: Stimulating Research on Effective Strategies in Undergraduate STEM Education at Two-Year Hispanic Serving Institutions
Available Formats: HTML of Document number nsf15078 | PDF of Document number nsf15078 | TXT of Document number nsf15078
Document Type: Program Announcements & Information
Document Number: nsf15078 
Public Comment: This document references NSF 13-126 and NSF 13-127.
Document History: Posted: May 11, 2015. 

Dear Colleague Letter: FY 2015 Clean Energy Technologies Funding Opportunities
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Document Type: General Information
Document Number: nsf14115 
Document History: Posted: August 27, 2014. 

Dear Colleague Letter: Forensic Science - Opportunity for Breakthroughs in Fundamental and Basic Research and Education
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Document Type: Program Announcements & Information
Document Number: nsf13120 
Document History: Posted: August 12, 2013.