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Archived Challenges

Archived challenges are no longer accepting submissions and are included for historical purposes only.

Community College Innovation Challenge

National Science Foundation

Closed On: 01/15/2015 05:00 AM

Data Visualization Challenge: Using Data to Improve Justice

Department of Justice - Office of Justice Programs

Closed On: 01/30/2015 12:00 AM

DARPA CHIKV Challenge

Department of Defense

Closed On: 02/01/2015 05:00 AM

Design 3D Printable Handrail Clamp Assembly for the International Space Station

National Aeronautics and Space Administration

Closed On: 02/16/2015 12:00 AM

Department of Energy Challenge Home

Department of Energy

Closed On: 02/24/2015 03:00 PM

Automatic Speech Recognition in Reverberant Environments (ASpIRE)

Office of Director of National Intelligence - Intelligence Advanced Research Project Activity

Closed On: 02/26/2015 12:00 AM

Carbon Monoxide Poster Contest

Consumer Product Safety Commission

Closed On: 02/27/2015 11:59 PM

Detection of Underground Voids - Sinkholes

Department of Defense

Closed On: 02/27/2015 11:59 PM

Market R&D Pilot Challenge

Department of Health and Human Services

Closed On: 03/02/2015 12:00 AM

Head Health Challenge III: Advanced Materials for Impact Mitigation

Department of Commerce - National Institute of Standards and Technology

Closed On: 03/13/2015 05:00 PM

Climate Resilience Data Challenge

National Aeronautics and Space Administration

Closed On: 03/15/2015 12:00 AM

Balancing Benefits and Risks in New Payment Systems

Department of Defense

Closed On: 03/16/2015 12:00 AM

2015 TRI University Challenge

Environmental Protection Agency

Closed On: 03/27/2015 05:00 PM

Technology to Support Education in Crisis and Conflict Settings Ideation Challenge

International Assistance Programs - Agency for International Development

Closed On: 03/30/2015 11:59 PM

Crushed Ivory Design Challenge

Department of the Interior - United States Fish and Wildlife Service

Closed On: 03/31/2015 11:59 AM

EnvisioNano

National Science Foundation - National Nanotechnology Coordination Office

Closed On: 03/31/2015 12:00 PM

Tracking & Tracing Books Prize Competition

International Assistance Programs - Agency for International Development

Closed On: 04/01/2015 11:59 PM

"Where Am I, Where Is My Team?"

Department of Homeland Security - Science and Technology

Closed On: 04/02/2015 11:59 PM

International Space Apps Challenge

National Aeronautics and Space Administration

Closed On: 04/12/2015 12:00 AM

Digital Innovation & Strategy Hack-a-Thon

General Services Administration

Closed On: 05/08/2015 03:30 PM

America's Seed Fund Logo Design Competition for the SBIR/STTR Programs

Small Business Administration

Closed On: 05/29/2015 11:59 PM

Design by Biomedical Undergraduate Teams (DEBUT) 2015

Department of Health and Human Services - National Institutes of Health

Closed On: 05/29/2015 11:59 PM

ORNL Buildings Crowdsourcing Campaign

Department of Energy - Energy Programs

Closed On: 05/31/2015 11:59 PM

Innovations in Measuring and Managing Addiction Treatment Quality

Department of Health and Human Services - Food and Drug Administration - National Institute on Drug Abuse

Closed On: 06/01/2015 05:00 PM

2015 Growth Accelerator Fund Competition

Small Business Administration

Closed On: 06/01/2015 11:59 PM

Novel Ballistic Coverage

Department of Defense

Closed On: 06/02/2015 11:59 PM

Mental Health and TBI Care Challenge

Department of Defense

Closed On: 06/05/2015 12:00 AM

DetectaRobo

Federal Trade Commission

Closed On: 06/07/2015 08:00 PM

Visualizing Nutrients

Environmental Protection Agency

Closed On: 06/08/2015 11:59 PM

Robocalls- Humanity Strikes Back (Qualifying Phase)

Federal Trade Commission

Closed On: 06/15/2015 10:00 PM

Wave Energy Prize

Department of Energy - Energy Programs

Closed On: 06/15/2015 12:00 AM

Flexible Space Hatch Seal Device Concepts

National Aeronautics and Space Administration

Closed On: 06/17/2015 12:00 PM

Excellence in AmeriCorps Programming and Service Awards

Corporation for National and Community Service

Closed On: 06/22/2015 05:00 PM

Digital Service Contracting Professional Training and Development Program Challenge

Executive Office of the President - Office of Management and Budget

Closed On: 06/23/2015 11:59 PM

Find Optimal Configurations for Galactic Cosmic Ray Protection

National Aeronautics and Space Administration

Closed On: 06/29/2015 11:59 PM

Wildlife Crime Tech Challenge

International Assistance Programs - Agency for International Development

Closed On: 06/30/2015 05:00 PM

Harnessing Insights from Other Disciplines to Advance Drug Abuse and Addiction Research

Department of Health and Human Services - National Institutes of Health

Closed On: 06/30/2015 11:59 PM

Space Pioneering – Achieving Earth Independence

National Aeronautics and Space Administration

Closed On: 07/06/2015 11:59 PM

DTN Dashboard Challenge

National Aeronautics and Space Administration

Closed On: 07/06/2015 12:00 AM

DTN Neighbor Discovery Protocol Challenge

National Aeronautics and Space Administration

Closed On: 07/11/2015 12:00 AM

Startup in a Day Competition - Dream Big Model

Small Business Administration

Closed On: 07/13/2015 11:59 PM

Startup in a Day Competition - Start Small Model

Small Business Administration

Closed On: 07/13/2015 11:59 PM

VA Care Coordination for Improved Outcomes Challenge

Department of Veterans Affairs

Closed On: 07/13/2015 12:00 AM

3D-Printed Habitat Challenge - Design Competition

National Aeronautics and Space Administration

Closed On: 07/15/2015 11:59 PM

Space Object Taxonomy

Department of Defense

Closed On: 07/20/2015 12:00 AM

SunShot Prize

Department of Energy - Energy Programs

Closed On: 07/22/2015 11:59 PM

Aetna Foundation, HHS, & NHIT Collaborative Innovating for the Underserved Business Plan Challenge

Department of Health and Human Services

Closed On: 07/22/2015 12:00 AM

Offender Reintegration Toolkit Challenge

Department of Health and Human Services - Substance Abuse and Mental Health Services Administration

Closed On: 07/29/2015 11:59 PM

Opioid Overdose Prevention Challenge

Department of Health and Human Services - Substance Abuse and Mental Health Services Administration

Closed On: 07/29/2015 11:59 PM

CineSpace Film Competition

National Aeronautics and Space Administration

Closed On: 07/31/2015 12:00 AM

U.S. Obesity Data Challenge

Department of Health and Human Services

Closed On: 08/03/2015 09:00 AM

City Software Development Kit (SDK) Data Solutions Challenge

Department of Commerce - Bureau of the Census

Closed On: 08/03/2015 12:00 PM

NASA Quest for Quakes

National Aeronautics and Space Administration

Closed On: 08/09/2015 12:00 AM

Artisan Enterprise Multimedia Competition

International Assistance Programs - Department of State - Other

Closed On: 08/10/2015 11:59 PM

The Esri Human Health and Climate Change App Challenge

Department of Health and Human Services

Closed On: 08/14/2015 05:00 PM

New Concepts for Remote Fish Detection

Department of the Interior - Bureau of Reclamation

Closed On: 08/26/2015 11:59 PM

VA Center for Innovation Game Controller Adaptations for Differently-Abled Veterans

Department of Veterans Affairs

Closed On: 08/27/2015 12:00 AM

Micro-Tasking Challenges Pilot

National Aeronautics and Space Administration

Closed On: 09/02/2015 12:00 AM

Beyond the Box Digitization Competition

National Science Foundation

Closed On: 09/04/2015 12:00 AM

Connecting Kids To Coverage Challenge

Department of Health and Human Services - Centers for Medicare and Medicaid Services

Closed On: 09/07/2015 11:00 PM

Vizzies | Visualization Challenge

National Science Foundation

Closed On: 09/15/2015 12:00 AM

The SunShot Catalyst Program

Department of Energy - Energy Programs

Closed On: 09/21/2015 08:00 PM

Engineered Surfaces, Materials and Coatings for Aircraft Drag Reduction

Department of Defense - Air Force Research Lab

Closed On: 09/21/2015 11:59 PM

EV Everywhere Logo Challenge

Department of Energy - Energy Programs

Closed On: 09/25/2015 11:59 PM

Reference Data Challenge

Department of Commerce - National Institute of Standards and Technology

Closed On: 09/28/2015 05:00 PM

2015 Campus Rainworks Challenge

Environmental Protection Agency

Closed On: 09/30/2015 12:00 AM

Digital Innovation Hackathon Fall 2015

General Services Administration

Closed On: 10/16/2015 04:00 PM

USDA Innovation Challenge

Department of Agriculture

Closed On: 10/27/2015 05:00 PM

H2 Refuel H-Prize Competition

Department of Energy - Energy Programs

Closed On: 10/29/2015 12:00 AM

EHR Innovations for Improving Hypertension Challenge

Department of Health and Human Services

Closed On: 10/30/2015 11:59 PM

An Algorithm to Identify Material Mixtures from Raman Spectra

Department of Defense

Closed On: 11/15/2015 11:59 PM

Quantifying Drift Invertebrates in River and Estuary Systems

Department of the Interior - Bureau of Reclamation

Closed On: 11/16/2015 11:59 PM

National Bio-Agro Defense Facility- Think and Do Challenge

Department of Homeland Security - Science and Technology

Closed On: 11/30/2015 11:59 PM

A Wearable Alcohol Biosensor

Department of Health and Human Services - National Institutes of Health

Closed On: 12/02/2015 11:59 AM

In-Situ Materials Challenge

National Aeronautics and Space Administration

Closed On: 12/03/2015 12:00 AM

Textile Test Methods Challenge

National Aeronautics and Space Administration

Closed On: 12/03/2015 12:00 AM

2016 InnovateHER | Innovating for Women Business Challenge

Small Business Administration

Closed On: 12/04/2015 11:59 PM

Reach Higher Career App Challenge

Department of Education

Closed On: 12/07/2015 11:59 PM

2016 Innovation in Affordable Housing Student Design and Planning Competition

Department of Housing and Urban Development

Closed On: 12/10/2015 06:00 PM

Rethink Supply Chains

International Assistance Programs - Department of State - Other

Closed On: 12/13/2015 11:59 PM

Improve Water Heater Performance with Phase Change Materials

Department of Energy - Energy Programs

Closed On: 12/16/2015 11:59 PM

Low-Cost BTU Sensor for Use in Building HVAC Control Systems

Department of Energy - Energy Programs

Closed On: 12/16/2015 11:59 PM

Low-Temperature Intrinsically Safe Defrost System

Department of Energy - Energy Programs

Closed On: 12/16/2015 11:59 PM

Bio-Inspired Advanced Exercise Concepts

National Aeronautics and Space Administration

Closed On: 12/16/2015 12:00 AM

Nutrient Sensor Challenge Phase 2 - Technology Evaluations and Award Selections

Environmental Protection Agency

Closed On: 12/18/2015 11:59 PM

Right Whale Recognition Challenge

Department of Commerce - National Oceanic and Atmospheric Administration

Closed On: 12/31/2015 11:59 PM

Bridging the Word Gap

Department of Health and Human Services - Health Resources and Services Administration

Closed On: 12/31/2015 12:00 AM

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