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Challenge.gov
Here, members of the public compete to help the U.S. government solve problems big and small. Browse through challenges and submit your ideas for a chance to win.

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

Geopolitical Forecasting Challenge 2

We're on a mission to improve the accuracy and timeliness of geopolitical forecasting.

Open Until: 11/19/2019 02:01 PM ET

National Aeronautics and Space Administration

Safeguard with Autonomous Navigation Demonstration

Help build tomorrow’s airspace, today.

Open Until: 11/30/2019 11:59 PM ET

Department of Energy - Energy Programs

American-Made Solar Prize Round 3

Accelerate and Sustain American Solar Innovation

Open Until: 12/10/2019 02:00 PM ET

National Aeronautics and Space Administration

Space Robotics Challenge Phase 2

Develop software that allows a team of virtual robots to operate fully autonomously for a long-term ISRU mission.

Open Until: 12/20/2019 06:00 PM ET

Department of Defense

DIU’s xVIEW2 - Assessing Building Damage

Computer Vision for Building Damage Assessment - Automate damage assessment to accelerate recovery from natural disasters

Open Until: 12/31/2019 11:59 PM ET

Department of the Interior - U.S. Fish and Wildlife Service

White-Nose Syndrome - Fight the Fungus, Save Our Bats

Share your ideas to help destroy the fungus P. destructans and combat white-nose syndrome, a disease killing millions of bats.

Open Until: 12/31/2019 11:59 PM ET

Environmental Protection Agency

See a Bloom, Give it Room – Harmful Algal Bloom Video Challenge

Make a video teaching people how to spot and be safe around harmful algal blooms. Be creative, have fun, and...

Open Until: 01/03/2020 11:00 PM ET

Department of Transportation - Federal Aviation Administration

FAA Challenge - Smart Airport Student Competition

The FAA challenges undergraduate and graduate students to develop innovative ways to use smart technology in and around airports to...

Open Until: 01/13/2020 11:59 PM ET

Department of the Interior - Bureau of Reclamation

Rust Busters Challenge

Join the Resistance - Submit your rust busting breakthrough to extend the life of water infrastructure in the United States....

Open Until: 01/16/2020 08:00 PM ET

Department of Health and Human Services - Centers for Disease Control and Prevention

2020 REACH Lark Award

Recognizing advances in the science and practice of improving health equity.

Open Until: 01/28/2020 11:59 PM ET

Department of Energy

Ocean Observing Prize

Seeking innovators to integrate marine renewable energy with ocean observation platforms, ultimately revolutionizing our capability to collect oceanographic data.

Open Until: 02/12/2020 11:59 PM ET

Department of Health and Human Services

An Inclusive Talent Pipeline for American Businesses

An opportunity to modernize employment recruitment, training, and retention for Americans with disabilities.

Open Until: 02/14/2020 11:59 PM ET

Department of Health and Human Services - National Institutes of Health

NEI 3-D Retina Organoid Challenge 2020 Reduction to Practice (3-D ROC 2020)

Build your vision of the future.

Open Until: 03/02/2020 02:00 PM ET

Department of Energy - Office of Energy Efficiency & Renewable Energy

Waves to Water Prize

The Waves to Water prize is a 4-Stage competition that offers up to $2.5 million in cash prizes, with a...

Open Until: 03/13/2020 11:59 PM ET

Department of Energy - Energy Programs

Individuals Taking Energy Action in Manufacturing

Energy efficiency is contagious. Share your best ideas and practices for generating measurable energy savings at U.S. manufacturing facilities.

Open Until: 05/15/2020 11:59 PM ET

Department of the Interior - Bureau of Reclamation

Rodeo II - Sub-Seasonal Climate Forecasting

Closing the Gap on Sub-Seasonal Climate Forecasting.

Open Until: 10/01/2020 12:00 AM ET

National Aeronautics and Space Administration

CO2 Conversion Challenge Phase 2

Get Out of Your Element

Open Until: 11/30/2020 06:00 PM ET

Department of Defense - Defense Advanced Research Projects Agency

DARPA Subterranean (SubT) Challenge

Create breakthrough technologies and capabilities for underground operations.

Open Until: 09/30/2021 12:00 AM ET