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The First Mass-Produced Hydrogen Car

Bye-bye, gasoline!<p>When it comes to alternate energy sources, most automakers think simply—battery power or bust. That’s what makes the Hyundai Tucson Fuel Cell an outlier. The SUV will be the first mass-produced hydrogen car in the U.S. when it debuts this spring.<p>Because hydrogen fuel …

Energy

Found: Possible Antidote For Death Cap Mushroom Poisoning

Poisonings from death cap mushrooms (which look similar to other fungi) are often difficult to diagnose and treat.<p>The flesh of the death cap mushroom is said to be quite tasty, and many who have eaten it claim it is the most delicious they've ever tasted. But it is also deadly, as the name …

Santa Cruz

In This 'Anti-Stealth' Game, You Make Sure You're Always Watched

It's like it's a commentary on something. Hmm.<p>Here's the concept behind a videogame in the "stealth" genre: you maneuver past a series of puzzles and obstacles, all the while avoiding the virtual gaze of guards, cameras, robot panopticons, etc. This idea has led to some good, even great, games. But …

Puzzles

There Are 177,147 Ways To Tie A Tie

Thanks, math!<p>Mikael Vejdemo-Johansson, a mathematician in Stockholm, recently led a small team on a quest to discern how many tie knots are possible. Their results, uploaded to arXiv, say there are 177,147 different ways to tie the knot of a necktie. That is 177,062 more ways than were found in …

Wikimedia

R.I.P. CAPTCHA

Say hello to two-step verification and more.<p>Say good-bye to CAPTCHA, the boxes of warped text that separate humans from bots online. AI company Vicarious claims to have developed an algorithm that can pass the test about 90 percent of the time. What will save us from spam now? These alternatives …

Wikimedia

Just Liking A Cause Doesn't Help: Internet Slacktivism Harms Charities

Contrary to some previous studies, research from the University of British Columbia says "liking" a charitable cause publicly allows people to feel they've done their part without committing any actual money or time to it.<p>Changing your Facebook profile picture, wearing a pink ribbon or signing an …

Social Media

You're More Likely To Cheat In The Afternoon

A new study finds that the ability to resist the temptation to cheat flags later in the day.<p>Being an upright citizen of the world is hard work. As the day goes on, the psychological toll of keeping our moral compasses pointed due north wears upon us, and by the afternoon, we struggle not to cheat …

Psychology

One Step Closer To Dark Matter

The dark universe is out there--and today scientists got a little closer to finding it.<p>Evidence has been building for decades that most of the matter in deep space is invisible. The gravitational pull of unseen dark matter bends light from distant regions of the cosmos. It keeps galaxies like our …

Dark Matter

Space-Born Jellyfish Hate Life On Earth

Space babies get major vertigo on Earth after a microgravity childhood.<p>A warning for future space colonizers: Babies born in space might not ever figure out how to deal with gravity. Jellyfish babies, at least, have to deal with massive vertigo on Earth after spending their first few days in …

National Science Foundation

U.K. Supermarket Lets You 3-D Scan And Print Yourself In Store

Get replicas of everything from Fido to the new family minivan.<p>Add this one to your grocery list. A supermarket chain in the U.K. is offering a new service that lets customers scan objects and then get figurines of them 3-D-printed in ceramic. The 3-D service debuts tomorrow in the chain Asda's …

New York City

Nobel Prize In Chemistry Awarded

Three scientists who developed computer-based methods for studying complex chemical systems and reactions have won the Nobel Prize in chemistry, the Royal Swedish Academy of Sciences announced today.<p>Martin Karplus of the Université de Strasbourg and Harvard University, Michael Levitt of Stanford …

Chemistry

The Different Ways Men And Women Talk On Facebook

Word clouds from the Facebook messages of 75,000 volunteers<p>Ugh, how stereotypical can we be? In a study of the different words used by various demographics of Facebook users in their status updates, women talked most about shopping and their hair, while men posted about sports, video games and …

Social Media

First Cloudy Alien Planet Spotted From Earth

Call it cloudy with a low chance of meatballs. The alien world Kepler-7b — a very reflective world in big telescopes — has clouds in its upper atmosphere. And scientists have actually been able to map those out, despite the planet’s great distance from Earth (at least 1,000 light-years away.)<p>It’s …

Universe

Popular Drug-Trafficking Website The Silk Road Shut Down By Government

A lesson: don't try to hire a hitman through a website pretty much anyone can access.<p>The U.S. Department of Justice today filed a criminal and a civil suit against one Ross WIlliam Ulbricht, who is accused of being the kingpin of anything-goes online marketplace the Silk Road. Want to buy some …

Silk Road

You've Never Seen Pi Like This

Nerdfeast!<p>Science artist Martin Krzywinski has turned the infinite randomness pi—and other mathematical constants—into a thing of visual beauty. Krzywinski, building on images created by Cristian Ilies Vasile, has compiled a series of eye-catching circular diagrams based on relationships between …

Mathematics

The World's Most Fuel-Efficient Car Finally Comes To The U.S.

The Volkswagen XL1, which gets the equivalent of 209 miles per gallon, debuted this morning in Chattanooga, Tenn.<p>Today the world’s most fuel-efficient car, the Volkswagen XL1, made its first U.S. appearance at the 23rd Annual Society of Environmental Journalists conference in Chattanooga, …

Chevrolet Volt

A Powerful Particle Accelerator The Size Of A Speck Of Glitter

On the way to tabletop particle accelerators<p>This little chip may be hardly the size of a speck of glitter, but don't underestimate what it can do. It's actually a particle accelerator that is able to boost electrons at a rate 10 times greater than a conventional accelerator, all in a …

Physics

21 Emotions For Which There Are No English Words [Infographic]

That sort of painful, sort of bittersweet, sort of wistful feeling you get looking out the window or driving at night or listening to a far-off train whistle? There's a word for that in Japanese.<p>Few of us use all--or even most--of the 3,000 English-language words available to us for describing our …

Big Pic: Fluorescent Oil Swirls Over An Experimental Aircraft

Visualizing airflow in a wind tunnel<p>When NASA Langley Research Center engineers wanted to put one of their aircraft models through a wind tunnel test, they needed a way to visualize how wind flowed over the design. So they sprayed fluorescent oil onto the model, which is 5.8 percent of the final …

Aerospace

8 Absurd Predictions About The Future That Sorta Came True

Writing in 1925, British scientist A.M. Low predicted that we'd eat breakfast via feeding tubes and bald would be beautiful. This guy totally augured Go-Gurt and Vin Diesel.<p>In 1925, British professor A.M. Low wrote a rollicking forecast of life in the coming century. <i>The Future</i>, as <i>Popular Science</i> …

The Nerdiest Places To Explore On Google Street View

Particle accelerators, space shuttles, natural wonders. Virtual tourism panders to the nerds.<p>Google Maps has just added perhaps the nerdiest of locations to Street View, the Large Hadron Collider at CERN. For those of us who can't actually go to Geneva and explore the underground tunnels of the …

Google Street View

Scientists Make Photons Act Like Real-Life Light Saber

Photons are particles without mass; until now, our understanding has been that they do not interact with each other at all. That's why, when you shine two lights at each other, they don't bounce off and throw light all over the place; the photos simply pass right through. But new research from …

Quantum Mechanics

Curiosity Finds Water And Poison In Martian Soil

Lots of news from Mars today! Here are the results of six new studies of the samples the Curiosity rover took during its first 100 days on the red planet.<p>You watched it land, trundle around a bit, and attack innocent rocks. Now you can learn a lot more about the science NASA's Curiosity rover has …

Mars Rover

Trained Police Rats Sniff Out Crime In The Netherlands

The rats, all named after fictional detectives, can identify the distinct criminal odors of gunpowder, drugs and more. For cheap.<p>In Rotterdam, the second-largest city in the Netherlands, rats are more than just scurrying subway pests. They're trained crime fighters.<p>The Dutch police have begun …

Wikimedia

FYI: Is It Possible To Control Our Dreams?

Yes, but only with practice. The best place to start is right before bed. Deirdre Barrett, a professor of psychology at Harvard University and author of <i>The Committee of Sleep</i>, asked 76 college students to choose a problem (where to take a vacation; how to arrange their furniture) and focus on it …

8 Of The Prettiest Space Photos Of The Year

The Royal Greenwich Observatory's Astronomy Photographer of the Year winners are on display now in London. Time to drop whatever it was you were doing and look at some star porn.<p>The winners of the fifth annual Astronomy Photographer of the Year awards from the Royal Observatory Greenwich have just …

Neuroscience May Help Us Understand Financial Bubbles

New research published in the journal Neuron suggests that market bubbles are in fact driven by a biological impulse to try to predict how others behave.<p>Five years on from Lehman Brothers' collapse and "where did it all go wrong?" analysis is all the rage. Answers have varied: poor regulation, …

iPhone Owners: Your Guide To iOS 7

What is iOS 7? How do I upgrade? When is the update coming? Can anything go wrong? The answers to these and more questions.<p>Unless you're a gadget reviewer, you can't get your hands on the new iPhones just yet--but if you're using an iPhone 5, 4S, or 4, you're going to get a really nice present …

Where Do Dreams Come From?

Dreamland might not require so much imagination after all.<p>When we close our eyes and drift off to sleep, something in our mind spins us fanciful tales of teeth falling out, bouncing around in giant marshmallows in the sky, failing midterms in classes we've never taken, taking a walk in the park …

How Common Are Sadists?

People who enjoy being cruel are scarily prevalent, new research says.<p>There may be more sadists lurking in our midst than we'd like to think, according to a new study from the University of British Columbia and the University of Texas at El Paso. After offering a group of college students the …