Integra Gold is offering $1 million to help lead us to the next big gold discovery in Val-d'Or, Canada.

Challenging multidisciplinary student teams to design and model optimized distributed energy systems for a campus or urban district.

How might better detect, identify and map out underground utilities without the need for excavation?

How might we identify and quantify the presence of specific prohibited organic compounds in wastewater for timely intervention?

Design a deep-sea treasure to be placed on the seafloor (4000m below the sea surface) for the Shell Ocean Discovery XPRIZE teams to find.

Help NASA improve future space missions by proposing approaches to permit efficient reprocessing/recycling/repurposing of onboard resources.

Looking for creative, bold concepts to transform our Government into a system sized for our rapidly changing exponential technologies

Challenging multidisciplinary student teams to design and model optimized distributed energy systems for a campus or urban district.

This challenge is seeking new sustainable solutions to deter or prevent catalytic converter thefts.

lululemon seeks innovative ways to use store locations and community hubs to improve mind, body, and the local community at large.

Accelerated the development of wave-powered desalination systems to provide drinking water in disaster relief and coastal locations.

The Solar Prize Round 7 offers $4.2 million in prizes to competitors over three progressive contests.