Yasir Ammar Zaki

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What Gives A Black Hole Its Giant Flare?

It's all about the corona<p>Telescopes have captured black hole flares in the past, but what causes the flares has been a mystery. Now, NASA scientists have confirmed for the first time that a supermassive black hole's x-ray flare was caused by the ejection of its corona.<p>The conclusion comes from …

The New $100 Million Search For Life in the Cosmos

Science & InnovationNo Place Like Home<p>Can you hear me?<p>More than a half-century after the first modern search for communicating extraterrestrial life, humanity’s quest to find intelligent beings in the cosmos is getting a much-needed boost. Today, Silicon Valley billionaire Yuri Milner announced a …

Dos and don’ts to preserve your brainpower

From changing your diet to partying like you’re 21, here are six tips for protecting your brain from the ravages of time.<p>Like any good machine, the brain needs a little care and attention as it ages to ensure it continues to run in good working order. If only there were a manual to its maintenance …

Now We Know What A Black Hole 'Sounds' Like

As they snack on anything and everything around them, the feeding sessions can get pretty "noisy."<p>What does a black hole sound like?<p>Actually, since sound waves don't propagate in the near-vacuum of outer space, we can't hear black holes. But if we could, they might sound somewhat similar to the …

Our Breakfast With Neil deGrasse Tyson

Tyson shared his thoughts on quantum physics, terraforming Mars, and more<p>Following our September cover story featuring Neil deGrasse Tyson as our guide for “How To Be An Expert In Anything”, <i>Popular Science</i> sat down with Tyson for breakfast at the 21 Club in New York on Friday morning.<p>Beforehand, we …

Nobel Prize for Chinese traditional medicine expert who developed malaria cure

Developed for Communist troops fighting in the Vietnam War, Tu Youyou's treatment was major breakthrough in global fight against malaria<p>A Chinese scientist who pioneered a malaria treatment for Communist troops fighting America in the Vietnam War has won the Nobel Prize for Medicine.<p>Tu Youyou …

Engineers Create A Titanium Rib Cage Worthy Of Wolverine

At first glance, the metallic device almost looks like a high-tech bike pedal. Or maybe the latest cooking gadget for zesting lemons. Or, perhaps, it's a secret weapon for X-Men superhero Wolverine.<p>But look again.<p>Doctors in Spain say this is the world's first 3-D-printed rib cage, made entirely …

Scientists find the brain’s missing ‘pipes’

By Amy Ellis Nutt<p>, Reporter<p>“Throw out the textbooks” and “missing link” are words rarely heard anymore in science, but that’s what researchers around the world are saying about the recent discovery of microscopic lymphatic vessels connecting the brain to the immune system.<p>That physical link was …

Pluto image revealed by Nasa offers closest look yet at dwarf planet

The most detailed pictures captured of the satellite have been beamed back to earth by the New Horizon spacecraft<p>Nasa has released the most detailed picture yet taken of dwarf planet Pluto, captured by the New Horizons spacecraft.<p>Taken from a distance of 8m kilometres, the relative close-up of the …

Dwarf Planet

Pain Really Is All In Your Head And Emotion Controls Intensity

When you whack yourself with a hammer, it feels like the pain is in your thumb. But really it's in your brain.<p>That's because our perception of pain is shaped by brain circuits that are constantly filtering the information coming from our sensory nerves, says David Linden, a professor of …

How to Optimize Your Life in Just Four Weeks

What sounds more ridiculous: That I paid $199 to attend a class called "2015: Like a Boss," or that it actually made my life better in a for-real way?<p>Enlightenment can rear its divine head in many ways. In my case, it came in the form of a postcard someone placed on my car windshield in a strip …

Three Body Hacks You Shouldn't Try At Home

Leave these self-improvement tricks to the professionals<p>To improve themselves, a growing number of people are going beyond meditation or exercise. These brave pioneers are trying to hack their bodies with bacteria, special diets, and even electrical zaps.<p>1. Smell Better<p>Humans don’t stink—it’s the …

Hacking

Why We Should Build Cloud Cities on Venus

"At 50 kilometers up, Venus is remarkably Earth-like, excluding the need for any serious terraforming projects."<p>Geoffrey Landis, 59, of Columbus, Ohio, is a scientist and prolific science fiction writer. Last year, he was the recipient of the Robert A. Heinlein Award, given in honor of the sci-fi …

Why Cambodians Never Get 'Depressed'

People in Cambodia experience what we Americans call depression. But there's no direct translation for the word "depression" in the Cambodian Khmer language. Instead, people may say <i>thelea tdeuk ceut</i>, which literally means "the water in my heart has fallen."<p>Anxious or depressed Haitians, on the …

How extreme fear shapes what we remember

Many of us will experience a significant trauma in our lives, says Lesley Evans Ogden. Yet could there be ways to avoid reliving the memories?<p>It was no ordinary honeymoon. After boarding their flight in Canada on the evening of 23 August 2001, newlyweds Margaret McKinnon and her husband were …

The Brain

There Is a Longevity Pill Backed by Five Nobel Prize Winners

A new pill marketed as a dietary supplement claims it can boost 'metabolic health.'<p>So, we finally have a more credible longevity pill.<p>It's called Basis (as it wants to provide you with the foundations for a long life), and it's a dietary supplement purporting to boost your "metabolic health." It's …

You're Breathing A Potentially Dangerous Substance

Air: It's one of the world’s most important, least understood, and possibly life-saving substances<p>The air man needs a fresh hit. It’s a beautiful summer morning. Dew shines on the grass. Birds chirp. What a glorious day to contemplate the air. I had con­tacted the air man—he has a name: Steven …

Public Health

How Lucid Dreaming Could Help Treat PTSD

Can confronting nightmares lead to real-life closure?<p>The recurring nightmares began when Dr. Glen Just was five years old. Every night, soldiers would capture him, drag him onto a submarine, and drill a hole into his back as he screamed.<p>Just now believes these chronic nightmares to be symptoms of …

What you earn in your 20s may predict your salary for the rest of your career

Your personality takes shape, plus you make choices about your career, marriage, and where you're going to live.<p>It's also the time when you set your earning trajectory, according to a report released by the Federal Reserve Bank of New York.<p>"Across the board, the bulk of earnings growth happens …

Demographics

Amy Cuddy: Your body language shapes who you are

Robotic Exoskeleton Turns Korean Workers Into Ironman

This suit helps out with the heavy lifting<p>The South Korean company Daewoo Shipbuilding and Marine Engineering is trying out something new: equipping workers with robotic exoskeletons. Workers are only testing prototypes for now, but future shipbuilders might strap on exoskeletons as easily as they …

Robotics

Joi Ito: Want to innovate? Become a "now-ist"

World Cup 2014: Russian fans throw condoms after exit of Fabio Capello's men

Russian fans angry at their country's lame World Cup display hurled condoms at the federation's Moscow headquarters on Monday and demanded coach Fabio Capello's sacking<p><b>Russian</b> fans angry at their country's lame World Cup display hurled condoms at the federation's Moscow headquarters on Monday and …

Soccer

Soccer

How to spot a liar | Pamela Meyer

A Little Girl Wrote Google A Letter Asking To Give Her Dad A Day Off, And Google Responded

Here's some advice on how to get some time off from work: Have your daughter send a really cute letter to your employer, asking them to give you a day off.<p>Bonus points if the letter is written in crayon.<p>One little girl decided to give her dad a hand. She wrote his employer, which happens to be …

Cute

A Cooking Machine That Lets You Make Dinner In Your Kitchen–From Anywhere

The machine and digital platform, called the Collaborative Cooking project, was actually designed to test what happens when multiple chefs cook the …

Being a bully may be good for your health, study finds

Children who bully others have lower levels of inflammation later in life<p>Childhood bullying has been linked to a number of physical and mental health effects, including lower self-worth, depression, and serious illnesses later in life. But until now, researchers had largely focused on examining …

Shorter Men Live Longer, Study Says

Live tall, die young.<p>It's nice to be tall, right? Sure, it's great... unless you want to become an astronaut, or a horse jockey, or an old man.<p>Ok, I'm joking on the last point. But a new study found an inverse link between height and longevity, finding that shorter men are more likely to live …