Bhuvnesh Mahajan

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Want to Be Unforgettable? Science Says Do This

People forget up to 90 percent of what you communicate. Fortunately, there's something you can do about that.<p>Believe it or not, researchers have found that we forget up to 90 percent of the new information we receive--whether it's in a one-on-one meeting with our boss, or in a large industry …

The Fusioneers: Forget cars, these guys build nuclear reactors in their back yards.

<i>All photographs by André Chung</i><p><b>At first glance</b>, the outbuilding attached to Richard Hull’s Richmond home looks like any lean-to built by a retiree with time on his hands: a slap-dash affair with wood that appears salvaged from home projects gone wrong.<p>But instead of storing a lawnmower and old paint …

NRC

WATCH: How Long Would It Take to Fall Through Earth?

The answer is 42. Seriously.<p>If you stood on the surface of Earth at one point, and you had a tunnel running all the way to the opposite point on the …

Elon Musk vs Warren Buffett: how two titans see carbon-free electricity

There's an energy battle brewing in Nevada.<p>The Silver State is witnessing a fight between two energy companies promoting different visions of energy …

Primordial Black Holes Could Solve Dark Matter Mystery

Dark matter is the most common matter in the Universe, accounting for nearly 85% of the total mass of the cosmos. But while we know dark matter is out there, we have no real idea what it is. Lots of ideas have been proposed, such as WIMPs or exotic particles known as axions, but another idea is …

Dark Matter

Antisocial network: how self-deprecation is taking over the internet

It used to be Instagram posts of glamorous parties and beach selfies. Now it’s Netflix and bragging about your chilled weekend<p>Social media is often called out as an outlet for bragging. Or its spin-off, the #humblebrag. We hear all the time about how the pressure to keep up with the shiny, happy …

Social Media

Compact Controllers Automate Window Blinds

Commercially available motorized window blinds are a nice high-end touch for today’s automated home, but they tend to command a premium price. Seems …

Samsung hit with another patent lawsuit, but not by Apple

Chinese telecom giant Huawei filed lawsuits against Samsung, claiming that it is illegally using its technology.<p>Death and taxes may be the only things certain in this world, but when it comes to technology, patent lawsuits can't be far behind.<p>The latest comes from Huawei, which on Wednesday filed …

Patents

Scientists want to change the way a second is defined

For nearly 50 years, the length of a second has been defined in the same way.<p>But researchers in Germany now believe they have found how to make the …

Why the United States Dropped Atomic Bombs in 1945

President Obama’s visit to Hiroshima, nearly 71 years after it was destroyed by the first atomic bomb, inevitably raises once again the questions of …

North Korea will only use nuclear weapons if ‘sovereignty is threatened’

The country’s dictator tells the first party congress in 36 years that he is willing to normalise relations with ‘hostile states’<p>North Korea will not use nuclear weapons against other nations unless its sovereignty is threatened, and will work toward nonproliferation and global stability, leader …

North Korea

Seven Easy Ways Scientists Get Rid of Gravity For Experimentation

Sometimes you just need to cut loose—from the Earth’s gravity. Want to feel what it’s like to be free from gravity, but can’t get yourself to the …

Free Artificial Intelligence (AI) software for your PC

Here's how you can take an ordinary PC and give it Artificial Intelligence (AI) powers for free.<p>Here's how you can take an ordinary PC and give it …

Artificial Intelligence

Flight Delayed After Passenger Reports Professor's Math Equations as Suspicious

An Ivy League professor writing math equations on a plane was inadvertently involved in a flight delay on Thursday when another passenger reported …

Photos from Life Off the Grid in a Sustainable Commune

In this week's installment of First-Person Shooter, a member of an Oregon-based sustainable community photographed a dozen or so residents who live off-the-grid and survive together using only materials readily available to them on their 40-acre land...<p>In this week's edition of First-Person Shooter …

NASA’s Kepler Planetary Probe Powers Down to Unexplained Emergency Mode

NASA's planet-hunting Kepler probe suddenly went into hibernation-like emergency mode last week, and scientists don't know why.<p>The $600 million space telescope technically finished its original mission in 2012, but because it was so successful — having discovered more than 1,000 confirmed …

Universe

Bots, explained

What's the point? Or the business model?<p>While the technology to simulate conversation with a computer has been around for decades, bots — or “chatbots” — are an increasingly trendy model for software.<p>This new obsession came on fast. But why? Where did these bots come from? Who is building them? …

10 Beautiful European Cities That Fly Below the Radar

Everybody knows the glories of Paris, Rome, London and Barcelona, but there are legions of fabulously cultured and architecturally rich European cities that continue to dodge world attention. These 10 beautiful European cities are often mistakenly overlooked.<p>Belfast, Ireland<p><i>Belfast City Hall and</i> …

A New Solar Cell Creates Electricity From Water as Well as Light

Rain means clouds and clouds mean less sunlight. That’s bad news for most solar cells, but a new design can actually make use of rain drops that fall …

13 gadgets that let us down and yes, we're bitter (photos)

Gear & Gadgets

The One Change I Made To Overcome Years Of Depression & Anxiety

It’s commonly known that alcohol is a "depressant"—but the truth about how alcohol affects someone who suffers from depression is not often discussed.<p>…

Alcohol

Microbes can play games with the mind

The 22 men took the same pill for four weeks. When interviewed, they said they felt less daily stress and their memories were sharper. The brain …

MoD gravity sensor breakthrough to 'see underground or through walls'

A scientific breakthrough in a Ministry of Defence research project could pave the way for a scanners that one day could see underground or through walls.<p>A team of scientists including experts at the MoD’s Porton Down labs have developed a new device that can detect tiny fluctuations in gravity.<p>The …

BAE Systems

The black-hole collision that reshaped physics

A momentous signal from space has confirmed decades of theorizing on black holes — and launched a new era of gravitational-wave astronomy.<p>The event …

Physics

7 Nap Hacks for a Better Mid-Day Boost

Naps are the best! While it's generally frowned upon to nod off at your desk or in class, a nap may actually be the best way to boost your …

Sleep

Scientists Propose a 'Mirror Universe' Where Time Moves Backwards

Mind = blown.<p>Two separate teams of physicists have been examining the flow of time in the Universe, and they’ve proposed that some 14 billion years …

Physics

Why Can’t You Remember Your Future? Physicist Paul Davies on the Puzzlement of Why We Experience Time as Linear

The curious question of how and whether we can tell the difference between an experience and the memory of an experience.<p><i>“If our heart were large enough to love life in all its detail,”</i> French philosopher Gaston Bachelard wrote in his 1929 meditation on our paradoxical experience of time, <i>“we would</i> …

Elasticity

How Astronauts Keep the ISS from Becoming a Revolting Orbital Stink Bomb

In space, no one can hear you clean.<p>Astronauts might be able to escape Earth's gravity, but they can't escape their household chores. That's why the crew of the International Space Station (ISS) sets aside some time every Saturday to make sure that their orbital habitat is spick and span.<p>This week, …

17 Simple Rules for Getting Organized and Decluttered

What would it take to get your life decluttered and organized? That might be a tall order for many of us, but the truth is, we could do it in bursts …

Chronic stress and anxiety can damage the brain

A scientific review paper warns that people need to find ways to reduce chronic stress and anxiety in their lives or they may be at increased risk …