Right Now in BrainStuff

Neurologists and philosophers alike may argue that altruism doesn't exist because no act is ever completely unselfish. Learn why -- and why humans may have evolved this way -- in today's episode of BrainStuff.

How Unlikely Is a Hole-in-One?

If golf is hard (and it is), sinking a hole-in-one seems practically impossible -- but it does happen. Learn the odds of getting a hole-in-one in this episode of BrainStuff.

Why Do People Plagiarize?

Everyone borrows and builds on other people's ideas, but plagiarism is outright stealing without giving credit. Learn why plagiarism hurts both parties -- and how it might be stopped -- in this episode of BrainStuff.

What Can an Image of a Black Hole Teach Us?

Researchers have rendered the first-ever image of a black hole. Learn how they did it and how it helps prove Einstein right in this episode of BrainStuff.

What Did NASA's Twin Study Find?

NASA has been following intercellular changes in the bodies of an astronaut and his Earth-faring twin. The results are in! Learn what they found, and what further research is needed, in this episode of BrainStuff. 

What Was the Emu War?

Following World War II, Australia became embroiled in another war -- with a population of emu. Learn how the Emu War unfolded in this episode of BrainStuff.

What Weird Pets Have Lived in the White House?

Dogs and cats aren't the only pets presidents have kept. Learn about some of the strangest presidential pets -- from a raccoon to alleged alligators -- in this episode of BrainStuff.

How Do Paleoartists Create Dinosaur Drawings?

Short answer: Very carefully. Learn about the history and modern practices of paleoart in this episode of BrainStuff.

Do Modern Cars Still Need Tuneups?

Regular tuneups can keep some car engines running safely and smoothly, but the engines of most modern cars don't need them. Learn how car maintenance has changed in this episode of BrainStuff.

Why Are Opossums Awesome?

They eat trash and they look a little freaky, but the North American opossum is a smart, clean, disease-fighting, and all-around fascinating creature. Learn why in this episode of BrainStuff. 

What If the Meteor that Helped Wipe out the Dinosaurs Had Missed Earth?

After the Chicxulub meteor hit what's now the Yucatan Peninsula about 65 million years ago, over half of the species living on Earth went extinct. Learn how prehistory may have unfolded without the Chicxulub impact in this episode of BrainStuff.

Are Windowless Airplanes the Future of Flight?

The view out an airplane window is one of the perks of flying, but some airlines are experimenting with windowless planes -- and advanced digital displays. Learn how these planes hope to deliver better-than-real views in this episode of BrainStuff.

Can a Medicine's Inactive Ingredients Be Harmful?

Though we take medicines for their active ingredients, the inactive ones can affect us, too -- from allergens to sugars to animal-based gelatin capsules. Learn how a compounding pharmacy can help in this episode of BrainStuff.

How Common Is Postpartum Depression in Dads?

Men can experience postpartum depression, too. Learn why researchers think it happens -- and why it's so important to get treatment -- in this episode of BrainStuff.

Why Is Cramming the Worst Way to Study?

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this episode of BrainStuff.

How Does the Pollen Count Work?

Your local weather report may include a pollen count, but what does that mean, and how do they calculate it? Learn the science behind this sneeze factor in today's episode of BrainStuff.

Why Don't Snakes Have Legs?

Some snakes still carry the genes necessary to grow legs -- so why don't they? Learn how snakes may have lost their legs, evolutionarily speaking, in this episode of BrainStuff.

How Do Mail Carriers Get Their Routes?

Delivering mail to all 372 million Americans along all 214,000 postal routes is no easy task. Learn how the U.S. Postal Service designs those routes in this episode of BrainStuff. 

What Can Babies See in the Womb?

A human fetus doesn't develop retinas until around gestational week 28. Learn how researchers have tried to figure out what babies can see in the few remaining weeks before they're born in this episode of BrainStuff.

Should We Retest Licensed Drivers Periodically?

Although some driving skills can deteriorate with age, experienced drivers tend to be the safest drivers. To an extent. Learn when and how experts think drivers should be retested in this episode of BrainStuff.