Military

Explore the weapons and combat systems used by the armed services. A broad range of topics in the Military Channel includes tanks, aircraft, biological warfare and stealth technologies.

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The U.S. Navy's new subs will use photonics masts instead of periscopes. Learn how these imaging devices will work.

By Kevin Bonsor

On a television drama last week, the plot involved photos taken of a Russian missile silo, and the characters mentioned a "keyhole satellite." What is a keyhole satellite and what can it really spy on?

I've heard about small planes that help the United States military gather information. How do these remotely operated spy planes work?

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If you're a fan of Iron Man comic books and movies, you probably wish you had a flight-capable suit of armor to battle evildoers. Well, you might just be in luck.

By Kevin Bonsor & Patrick J. Kiger

How in the world can a gun silencer work? How can you possibly take an explosive noise that can damage your hearing and turn it into a little "ffft" sound?

By Desiree Bowie

I've seen how the U.S. Army's food now comes in plastic pouches called MREs. Is this real food? How does it taste?

If you've ever watched a gun fired into the air at a celebration, you've probably wondered where that bullet ends up. We've got the answer.

By Patrick J. Kiger

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It is pretty common to hear someone on the news say, "The crowd was dispersed with tear gas." What is tear gas? What does it do?

When an airplane is described as a "stealth" aircraft, what does that mean? What is "stealth technology" and how does it work?

Weapons in space that can knock down missiles have been under development for years and are starting to look realistic. Learn how they will work!

By Kevin Bonsor

Nine countries hold the 13,000 nuclear weapons in the global stockpile. That's less than during the Cold War but it doesn't change the fact that these bombs are still a threat to global humanity. So how do they work and are we close to nuclear war?

By Craig Freudenrich, Ph.D. & Patrick J. Kiger

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The United States Navy is the largest navy in the world. Learn how the Navy is structured, what ships it uses, what life is like in the Navy and how it has evolved over the years.

By Ed Grabianowski

The Marines are the smallest branch of the U.S. military, and arguably the toughest. Learn why there is a Marine Corps, how it's structured, the history behind the Corps, how to join, life inside, and leaving.

By Ed Grabianowski

In the last few years, the threat to commercial airplanes has become larger than ever. Learn how the Guardian Solution for Commercial Airplanes, created by Northrop Grumman, can defend the planes from lethal types of attacks.

By William Harris

The National Guard serves many purposes and does many jobs for the United States. But how does it differ from the U.S. Army? And what can the president authorize the Guard to do?

By Ed Grabianowski & Patrick J. Kiger

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The military uses virtual reality for most everything -- from learning to fly a jet fighter to putting out a fire onboard a ship. Learn about how virtual reality military applications help with training and safety enhancement, and serve as a tool to analyze military maneuvers and battlefield positions.

By Jonathan Strickland

Formerly known as "shell shock," research into post-traumatic stress disorder began intensely after Congress requested a study of how Vietnam veterans were readjusting to civilian life in 1983. What have we learned since then about PTSD and what are the symptoms?

By Josh Clark

Ever heard of a military operation run out of a hollowed-out mountain? Welcome to NORAD, a defense command that monitors air and space for potential attacks on the U.S. Learn about NORAD and the unique location for the NORAD headquarters.

By Ed Grabianowski

Sure, llamas are our friends. But little did we know that these fuzzy, camel-like creatures might save us all should the End come in the form of a biological attack.

By Julia Layton

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The U.S. Army Rangers are an oddity of the U.S. military special operations forces. Though they can trace their lineage as far back as colonial times, they didn't become a permanent presence in the military until the 1970s.

By Josh Clark

Ukrainian President Volodymyr Zelenskyy has called on NATO to impose a no-fly zone over Ukraine, but so far NATO has refused. Could a no-fly zone bring Putin's invasion to an end? How would it be enforced?

By Patrick J. Kiger

The U.S. Navy SEALs exemplify unconventional warfare. Find out how conventional and unconventional warfare differ in this article.

By HowStuffWorks.com Contributors

Was a dog really the first to encounter bin Laden? We may never know, but we do know that man's best friend has been serving in wars for centuries, getting soldiers smokes, sniffing out bombs and patrolling borders. Why do canines make such good soldiers?

By William Harris

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Suicide bombings are chillingly logical. By hiding explosives on a willing carrier, individuals smuggle death into densely populated areas. But are these bombers strictly a modern phenomenon?

By Robert Lamb

Whether they're antique rifles or modern handguns and shotguns, firearms are popular in the United States. So which pieces are people packing?

By William Harris