Photographs by Jo Whaley for TIME; Inventions from left: On Cloudboom Strike LightSpray, Medical Microinstruments Symani Surgical System, Agility Robotics Digit holding Light Bio Firefly Petunias ...

Audience editors: Samantha Cooney, Annabel Gutterman, Soo Jin Kim, Kat Moon, and Kimberly Tal Copy editors: Helen Eisenbach, Mark Hokoda, Anny Kim, Silvija Ozols, Sarah Rutledge, and Jennifer ...

Delaware inventions are aplenty, and they're battling for the crown in this year's Coolest Thing Made in Contest. Cast your vote for the best ...