Submit 3 names for our new brand of economy hotels

Use statistical analysis to combat the spread of infectious disease

Help parents motivate and engage their kids to keep their teeth clean

Predict the perfect music playlist for specific venues

The Pacific Garbage Patch is a 3.5 million ton floating island of trash (80% plastic). How would you clean it up?

How should we display mobile ads in a newsfeed?

Reduce traffic jams in U.S. urban centers