John Batts

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What science says about why we get déjà vu

It's one of the oddest sensations. That feeling where you are in a new situation, or a completely new environment, but you get an intense feeling of familiarity. For no apparent reason, you feel like you're reliving a past experience.<p>It's called déjà vu, which is French for "already seen," and it …

A Scary Number of Schools in The U.S. Are Using Taxpayer Dollars to Spout Unscientific Nonsense

Some are using textbooks that claim Satan created evolution.

Meet the World's Oldest Vertebrate, an Elusive 512-Year-Old Greenland Shark

And it's not the only one of its kind.<p>For over 50 years, explorers of the dark waters of the North Atlantic have been aware of the existence of a …

Biology

Neanderthals: The Original Globetrotters

<b>Q. W</b><b>here did Neanderthals come from</b><b>?</b><p><b>A.</b> Most scientists think that Neanderthals probably evolved in Europe from African ancestors.<p>The consensus now is that modern humans and Neanderthals shared a common ancestor in Africa about 700,000 years ago. The ancestors of Neanderthals left Africa first, …

Scientists claim humans have peaked, and will never be taller, stronger, or live longer than we do today

If you look at the entire timeline of human existence, we live longer in modern times than we ever have, and we’re continually beating world records …

The Solar Eclipse Burned an Image of Itself Onto a Woman's Retina

And she was wearing glasses.<p>Like so many others, 26-year-old Nia Payne wanted to view August's historic solar eclipse but didn't have a pair of …

Scientists Have Created Plastic Objects That Can Connect to Wi-Fi Without Any Electronics

Holy crap, what?<p>Scientists have developed new 3D-printed plastic objects that can hook up to Wi-Fi without the aid of any electronics or batteries, …

An Economist Explains: How to Sort Facts From Fictions

In public debates about economic policy, it can be hard to separate real insights from political posturing. But a few simple rules of thumb can help.<p>Start with information you can count on. Crucial economic statistics — like the unemployment rate, inflation or gross domestic product — are generally …

New York–Style Cheesecake

<i>This New York style cheesecake is a classic and, even better, it’s easy to make. In fact, some folks are even saying it’s the best they’ve ever had.</i> …

We May Have Underestimated Just How Bad It Is to Be Overweight

This could explain a lot.<p>Unhealthy food, and the way it helps to fuel obesity, has been called the number one cause of poor health in America, but …

Scientists find bizarre new fish species that lives deeper than any other

Many parts of Earth’s oceans are still largely unexplored, and the deeper you go the more mysteries are waiting to be unlocked. The deepest stretch …

Will Mars colonists snooze their way to the Red Planet?

'Induced torpor' could make long space missions safer and more manageable.<p>If humans are ever going to get off this rock and seriously start exploring the solar system, we’re going to need better ways to travel. Right now, a journey to Mars takes six months, minimum. To visit Saturn’s intriguing, …

Space Travel

No-Bake Cookies and Cream Bars

Step 1<p>Stir together the melted butter and crushed cookies in a medium bowl. Line the bottom and sides of a 9-inch square pan with foil, leaving a …

Why Pavlov Matters: Associative Learning Plays a Vital Role in Our Daily Lives

The science of learning has more fully developed the function of Pavlovian conditioning than the facile characterization so often posed in the …

Ban on killer robots urgently needed, say scientists

The movie portrays a brutal future. A military firm unveils a tiny drone that hunts and kills with ruthless efficiency. But when the technology falls into the wrong hands, no one is safe. Politicians are cut down in broad daylight. The machines descend on a lecture hall and spot activists, who are …

Artificial Intelligence

Human Mini-Brains Growing Inside Rat Bodies Are Starting to Integrate

"We are entering totally new ground here."<p>Stem cell technology has advanced so much that scientists can grow miniature versions of human brains — …

Psychedelic Drugs

Scientists think they've discovered a fourth type of fuel for humans — beyond carbs, fat, and protein

The nutrition label on a shot-size bottle of this clear, odorless liquid defies traditional explanation. It contains 120 calories — roughly the equivalent of a hearty slice of bread — yet it has no fat, no protein, and no carbohydrates.<p>Those calories instead come from ketones, an ingredient that …

This Brown Dwarf Isn't a 'Failed Star' — It's a Magnetic Powerhouse

When is something too small to be a star, yet too massive to be a planet? When it's a brown dwarf, otherwise known as a "failed star." But if you …

Sheep Can Recognise Celebrity Faces From Photos Alone, Which Is Crazy

Their face recognition is as good as ours.<p>We've known for a while that sheep, with their social nature and big brains, can recognise faces of other …

Machine Perception

Cauliflower Garlic Bread Defies All Logic

We lost our minds.<p>GET THE RECIPE HERE.<p>I had zero expectations for this bread. No one in the Delish test kitchen did. I thought it'd be just another …

Best Ever Peanut Butter Brownie Truffles

Steps<p>1<p>Done<p>Prepare brownies as directed on box. Allow to cool.<p>2<p>Done<p>Mash up the brownies so they look like crumbly. With a cookie scoop, scoop up …

Psychologists studied 5,000 genius kids for 45 years — here are their 6 key takeaways

Follow thousands of superbright kids for four and a half decades, and you learn a thing or two about how to raise a high-achiever.<p>One of the biggest takeaways: Even kids with genius-level IQs need teachers to help them reach their full potential.<p>Since it began in 1971, the "Study of Mathematically …

Creamy Chicken and Wild Rice Soup

Go ahead and flag this recipe—it’s sure to become a family favorite. A pot of pure comfort, it’s a slightly thickened, creamy chicken soup with a …

10 Foil Packet Chicken Recipes for Easy Dinners

Foil packet dinners are a lazy cook's best friend. All you have to do is place your ingredients in the center of a large piece of tin foil, seal it …

These Cauliflower Recipes Taste Nothing Like Your Sad Diet Food

Shake it up.<p>Within the past couple of years, cauliflower has gained some culinary appeal. People love it for its healthy qualities and its ability to be extremely versatile in the kitchen ― this cruciferous vegetable can easily be made into a healthy pizza crust alternative, or even a carb-free …

The real reason why psychopaths are so good at lying

While that's typically not the <i>only</i> characteristic of someone with antisocial personality disorder — the umbrella term the National Institutes for Health uses to define psychopathy — it is recognized globally as a major red flag.<p>It was previously assumed that people with antisocial personality …

Rule that patients must finish antibiotics course is wrong, study says

Experts suggest patients should stop taking the drugs when they feel better rather than completing their prescription<p>Telling patients to stop taking antibiotics when they feel better may be preferable to instructing them to finish the course, according to a group of experts who argue that the rule …

Medicine

Humans came from distant galaxies, along with everything else in the Milky Way

Humans are formed from matter that flew billions of miles from another galaxy, according to a new study.<p>Much of the stuff around us and spread …

Universe