A century-old concept may be the next big thing in military technology. General Atomics has developed and test fired a rail gun. The rail gun uses a 33 megajoule current impulse to accelerate a projectile at speeds up to Mach 8. Here’s a video of the test. This high-tech concept […]
Kristian Birkeland
2 posts
John Herman Randall described Aristotle’s scientific investigation as “the passionate search for passionless truth.” Many histories of science fail to capture the passion for discovery that motivates most scientists in their work. Lucy Jago’s The Northern Lights: the true story of the man who unlocked the secrets of the aurora […]