Lightning bolts at his command weren't enough for Nikola Tesla. The eccentric genius claimed he'd built something far deadlier—a particle beam weapon so powerful it could end all battles. Science or ...

Ancient Greece mathematician Archimedes believed a death ray was plausible, so a middle school student from Canada put the concept to the test. Brenden Sener of Ontario won multiple medals for his ...

Here’s what you’ll learn when you read this story: Ancient Greece mathematician Archimedes believed a death ray was plausible, so a middle school student from Canada put the concept to the test.