medium shot girl posing with blue ribbon next to model of erupting volcano - science fair winner stock videos & royalty-free footage00:11Medium shot girl posing with blue ribbon next to model of erupting volcanoAchievement, Winning, Success
two high school students in turkey, who developed a microchip for early detection of cancer, have claimed yet another award.berna akdeniz and leyla... - science fair winner stock videos & royalty-free footage03:09Turkish early cancer detection microchip claims awardsComputer Chip