howstuffworks

How Do Astronauts React to Lunar Landing Conspiracy Theories?

Fringe theorists sometimes question whether the 1969 moon landing actually happened. In this episode of BrainStuff, we explore how astronauts Neil Armstrong and Buzz Aldrin have reacted when asked whether it's all a conspiracy.

Could Drones Replace News Helicopters?

Flying robotic drones equipped with cameras are a lot cheaper than helicopters for catching events as they happen. But they do have downsides. Could they really replace news choppers?

Do Some Fabrics Make Body Odor Worse?

Body odor happens when bacteria thrive in our sweat, so the ways your clothes deal with sweat can make a difference. Learn more in this episode of BrainStuff.

What Is the 25th Amendment?

With some reports questioning the American president's mental stability, some pundits have asked whether the 25th Amendment might be enacted to remove him. But what does this Amendment say, and what can it really do?

How Did a Parisian Lemonade Craze Fight the Plague?

While the black plague ravaged the rest of France, Paris remained relatively untouched -- and they may have had their fondness for lemonade to thank. Learn why in this episode of BrainStuff.

Could Colonists Dig Up Ice on Mars?

Spoiler Alert: Yes. Researchers have found nearly pure water ice just below the surface of Mars, in regions easy to reach by human explorers or colonists. Learn more in this episode of BrainStuff.

Can the Speed of Video Make Us Look More Innocent or Guilty?

Slow-motion video is often used to show jurors how a possibly criminal event took place, but is this practice fair to the accused?

What Animal Has the Best Echolocation Abilities?

Bats, dolphins, and other animals all use sonar to navigate, but the narwhal has them all beat, and it's thanks to narwhals' distinctive horns. Learn how in this episode of BrainStuff.

How Does Anxiety Cause Underarm Sweat?

Anxiety can cause sweaty palms and armpits -- but why? And how can you combat it? Learn more in this episode of BrainStuff.

What Do (and Don't) We Know About the Pentagon's UFO Program?

Over the years, the U.S. government has funded several programs that investigate alleged UFO sightings. How much does the public know about what they found?