Right Now in BrainStuff

Do Fish Experience Thirst?

Fish live in water, but, just as our land-dwelling bodies have to carefully regulate our water and salt levels, so do fish bodies. Learn how fish stay hydrated in this episode of BrainStuff. 

Does Sigmund Freud Still Matter?

Though he was the father of psychoanalysis, Freud and his theories don't hold up so well today. Learn about his famous Oedipus complex concept and what modern psychiatrists and psychologists think in this episode of BrainStuff.

Why Is Declawing Cats Controversial?

New York state recently banned cat declawing. Learn what the process entails and why veterinary groups recommend against it in this episode of BrainStuff.

What Is the U.S. Presidential Seal?

American presidents can opt to affix the presidential seal to official documents and have used it as an official decoration. Learn the how and why the seal was created, plus the symbolism behind it, in this episode of BrainStuff.

What's the Buzz on Alcohol in Space?

There hasn't been any official research into the effects of alcohol on the body in space, but at least a few astronauts and cosmonauts have imbibed. Learn about the history and potential future of booze in space in this episode of BrainStuff.

Can Automated Lights Really Stop Burglars?

Motion-activated porch lights and app-controlled interior lights are commonly used to prevent burglaries, but do they really work? Learn what burglars themselves say in this episode of BrainStuff.

How Can We Film Giant Squid?

These legends of the deep are notoriously shy, but researchers have recently captured images and video of living giant squid. Learn how they did it in this episode of BrainStuff.

How Does Cobalt Work?

The element cobalt is responsible for brilliant blue paints and rechargeable batteries alike. Learn how it works and why its supply is uncertain in this episode of BrainStuff.

Can Going Sockless Be Bad for Your Feet?

Socks aren't just a fashion accessory -- they can help keep your feet healthy! Learn how to stay safe while sockless in this episode of BrainStuff.

What's the Oldest Active Building Project in the World?

The Sagrada Familia Basilica was started by Antoni Gaudí in 1882 and is still undergoing its initial construction today. Learn more about the architect and his long-running project in this episode of BrainStuff.

How Can Jupiter Have 79 Moons While Other Planets Have None?

If you guessed 'gravity' you're right -- but a few specific factors make Jupiter so much moonier than planets like Earth. Learn more in this episode of BrainStuff. 

Who Was Marjory Stoneman Douglas?

Long before scientists fully understood how important the Everglades are to Florida's weather and ecosystem, Marjory Stoneman Douglas campaigned to preserve them. Learn about this journalist and activist in today's episode of BrainStuff.

Should You Really Punch an Animal in the Nose If Attacked?

Rumor has it that a jab to the nose will stop anything from a shark to a bear from attacking you, but how effective would that really be? Learn the circumstances under which nose punching might actually help in this episode of BrainStuff.

How Are Animal and Plant Cells Different?

The cells that make up plants and animals are incredibly similar considering how different a carrot is from a corgi. Learn the small factors that make all the difference in this episode of BrainStuff.

Does Aging Always Increase Risk of Death?

For most mammals, aging increases our probability of dying -- it seems like a given. Learn about one animal, the naked mole rat, for which age has no impact on mortality in this episode of BrainStuff.

What's the World's Biggest Food Fight?

On the last Wednesday in August every year, up to 30,000 people participate in La Tomatina, a massive tomato fight in Buñol, Spain. Learn how it goes down in this episode of BrainStuff.

Why Is Building Muscle Important for Everyone?

The fancy science word for building muscle is hypertrophy, but it's not inaccessible. Learn how hypertrophy works and why building muscle keeps us healthy in this episode of BrainStuff.

What Can You Do If Your U.S. Money Gets Mangled?

Shredded, chewed, exhumed, or burnt American bills aren't necessarily lost -- a service of the Department of Treasury may reimburse you for their cash value. Learn about the Mutilated Currency Redemption Service in this episode of BrainStuff.

How Did Fish & Chips Become England's National Dish?

Light and tender fried fish plated with crisp fried potatoes is a classic English comfort meal, but it's only a little over a century old. Learn the history of fish and chips in this episode of BrainStuff.

Why Is the Ocean Different Colors?

Ocean water can appear many dazzling shades of blue and green depending on where you are. Learn why in this episode of BrainStuff.