The theme for the 2015 International Science and Engineering Fair (ISEF) was “Think Possible.” The 2015 SEG award and honorable-mention winners tackled problems related to calculating horizons for unmanned aerial vehicles, measuring a sidereal day, simulating gas flow in fractures, generating electricity from wave motion, explaining polar-vortex weakening, modeling the El Niño Southern Oscillation, and designing filters for road runoff.

You do not currently have access to this article.