Science fair winners from all over the world have come to the David L. Lawrence Convention Center in Pittsburgh for the Intel International Science and Engineering Fair.
More than a thousand science students gathered on the North Shore on Friday to present exhibits they hope will change the world. But the center of attention was a high school freshman for a project he presented three years ago.
Hundreds of stand-out students from around the world are gathering here in Pittsburgh this week. They’re taking part in the Intel International Science and Engineering Fair.