Creating a healthier world by quantifying the benefits and harm of every bite of food you take.

Holy Grail "a cup that overflows" 1 Billion+ Portable Personal Air to Water machines rolled out in 10 - 25 years

To explore the daunting surface of Venus, NASA needs an innovative obstacle avoidance sensor for its mechanical clockwork rover.

Can you create a method to predict future geopolitical outcomes that is better than current state-of-the-art methods?

This challenge is seeking your ideas for how to automate the inspection of scrap materials in a way that is quick, accurate, and objective.

Help us end the global pandemic of addiction. Pitch a technology that identifies the earliest bio and neuro signals of relapse in-real time

Millions of dollars in funding to build, launch & operate new technology that maps the world’s magnetic fields.

Design the next generation of airport material transport cart (AMTC).

Landing on the Moon with all that we need is just the beginning. Now we have to unload it. Your ideas can help jump-start the space economy

Design an XPRIZE competition to pioneer breakthrough new energy technologies to rapidly provide Abundant Clean Energy globally