Ask an expert about the science — and future — of war

War has been a part of our history, our present, and will also likely be a part of our future. Today, Barry Parker is here to answer our questions about the role science has played in developing the war machines of the past — and what we might expect in the future.

Top image: A predator drone / Barry Parker.

Parker is a professor emeritus at Idaho State University, where he taught physics and astronomy for 30 years, specializing in relativity theory, black holes and cosmology. The history of war has also been an area of study of his for years. He is the author of 28 books, mostly in the area of popular physics; his most recent book is The Physics of War: From Arrows to Atoms, where he looks at the ways science has changed the course of war.

He's here today from 10-11 AM (Pacific time) to answer your questions. So start asking him now about the history of war, the science behind it, and what we might see in the future.

Ask an expert about the science — and future — of war

Image: A machine gun, designed by Leonardo da Vinci / Barry Parker.

Ask an expert about the science — and future — of war

Image: A ballista catapult, an early projectile weapon / Barry Parker.