Dmitry Kouznetsov

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Free Massive Online Education Provider, Coursera, Begins To Find A Path To Profits

Online education providers may very well disrupt the higher-education establishment, but first, these for-profit companies need to find a way to finance the mammoth technical infrastructure needed to support millions of students. It’s a challenge that all mission-based businesses wrestle with, and …

The first-ever naturally occurring gears are found on an insect's legs

Gears are a potent symbol of human industry, a sign of mechanical wonder or a cold assembly line. If you had to pick something to stand against the natural world, they'd be a pretty likely pick — except that as it turns out, insects discovered them first. In a paper published today in <i>Science</i>, …

Take a snapshot of the entire internet in just 44 minutes with ZMap scanner

Surveying every IP address on the internet isn’t an easy task, and if you don’t have the luxury of a botnet, a single scan can take months. Luckily, some researchers at the University of Michigan have created an open source alternative called ZMap that can cut the total time to under 45 minutes on …

Sitting at Computers Is Killing Us, but This Video Could Help Save Your Life

If you’re reading this article, chances are you’re heading toward an early grave. I know, that sounds extreme, but we’re only just starting to …

Evolution Punishes Selfish People, Game Theory Study Says

How long can you get ahead by screwing other people over?<p>Contrary to our Darwinian inclinations, evolution may not be as dog-eat-dog of a world as we thought it was. The selfish can survive for a while, but according to new game theory research, long-term survival requires cooperation.<p>Game …

35 Random Corners Of The Internet You Should Visit When You Need A Break

Bookmark this for when you're having a bad day or when you just need a distraction and want to play. There's something so soothing about these single-serving sites.<p>Major h/t to this post by Tumblr user Writing Weasels and the website The Useless Web for providing me with endless hours of amusement.

PRISM Break

5 Delicious (and Healthy!) Iced Tea Combinations

Tea

Photographs capture the moment atoms bond for the first time

Your chemistry textbook diagrams were more literal than you thought<p>Researchers at the US Department of Energy’s Lawrence Berkeley National Laboratory have captured the moment when atoms form a covalent bond. The team happened upon the discovery by accident: they set out to build graphene …

22 Things You Should Know About Money By Age 22

By 22, you should have:<p>1. An idea of what you want to do with your life professionally, and what your bottom line is. Make sure you know what the average salary is regarding the profession you choose.<p>2. A basic understanding of investing your cash. Here are 10 investing terms that are essential.<p>3. …

Consciousness; it's a science thing | Jon Butterworth | Life Physics

TEDxCERN was a lot of fun. The speakers were amazing, covering cosmology, cancer cures, underwater earthquakes, gender politics, ignoble bras, the …

Take a Look Inside a Tiny Nuclear Reactor

This year Westinghouse will begin fuel tests for its Small Modular Reactor (SMR), a downsized system that puts out 225 megawatts.<p><b>On the tail of getting the go-ahead</b> from the federal government to build the first new nuclear reactors in the U.S. in over 30 years, Westinghouse is aiming small. This …

Noah's Ark and the Great Flood: Did it Really Happen?

<i>“In the six hundredth year of Noah’s life, in the second month, the seventeenth day of the month, the same day were all the fountains of the great</i> …

The Tag That Could Save Sharks

Shark behavior is one of the great mysteries of the ocean, and mediocre tags are primarily to blame. Scientists can't understand something they can't measure. Compared with other marine-animal tags, the HammerTag, now in prototype, is cheaper by hundreds of dollars, lasts years longer, and stores …

Cornstarch Replaces Cyanide In Clean New Gold Extraction Method

Scientists accidentally discover a new way to isolate gold that is much safer than existing processes, which use toxic cyanide.<p>Gold, precious forever but especially lately, is a tricky metal. Bound up in consumer electronics, jewelry and the ores that it comes from, gold is difficult to extract, …

Brain’s big frontal lobe not what makes humans smarter, says study

The study suggests that supposedly more ‘primitive’ areas, such as the cerebellum, were equally important in the expansion of the human brain.<p>Human …

The Brain

The Ultimate Wine-Pairing Infographic

I’ve never understood brussel sprouts. Oh, they’re delicious, roasted in a cast iron pan with big hunks of garlic. But I’ve tried reds, and I’ve tried whites. Neither seems to pair all that well. And wouldn’t you know it? Brussel sprouts are a footnote on this incredible infographic: Foods that …

Up to Half a Million People Want to Spend the Rest of Their Lives on Mars

This article is from the archive of our partner .<p>If you thought the Mars One mission (a.k.a. the one-way ticket to the Red Planet in the name of …

3D-printed guns: expert warns of threat to user

Firing a gun in which any part has been made in a 3D printer could result in the death of the user, a specialist has warned, because the plastics in …

Boston bombing: How internet detectives got it very wrong

<b>Internet users tried for days to piece together clues about the culprits of the Boston bombings. The result? They got it wrong - and left innocent people fearing for their safety. Many are now asking: should "crowd-sourced investigations" be stopped?</b><p>Thousands have been tirelessly picking through …

Internet

Environment: News & features

Stradivarius trees: Searching for perfect musical wood

<b>Switzerland is home to some of the best violin makers in the world. But how do they know which tree will make a top quality violin? A wander through the forest with a master tree picker gives an idea of the enormous experience and instinct required.</b><p>Just any tree will not do when combing a forest in …

Flute

The Science of What We Do (and Don’t) Know About Data Visualization

Visualization is easy, right? After all, it’s just some colorful shapes and a few text labels. But things are more complex than they seem, largely due to the the ways we see and digest charts, graphs, and other data-driven images. While scientifically-backed studies do exist, there are actually …

Stephen Hawking Says Humans Won't Survive Another 1,000 Years On Earth

Physicist Stephen Hawking, speaking at the Cedars-Sinai Medical Center in Los Angeles, said if humans don't migrate from the planet Earth to colonize other planets, they'll face extinction in 1,000 years. So, phew, we're good, guys. We've got like 900-plus years to just sit on this. That's a …

Terahertz scanner reveals hidden fresco at Louvre

The famed fresco on the surface was a known fake by the collector or one of his proteges<p><b>A technique based on the same kind of technology used in airport scanners has revealed images beneath a fresco held at the Louvre museum in Paris.</b><p>Trois Hommes Armes de Lances was known to be a fresco forged by …

Stephen Hawking predicts end-of-Earth scenario

Stephen Hawking, one of the world's greatest physicists and cosmologists, is once again warning his fellow humans that our extinction is on the horizon unless we figure out a way to live in space.<p>Not known for conspiracy theories, Hawking's rationale is that the Earth is far too delicate a planet …

Eric Standley’s precision laser-cut paper sculptures evocative of Gothic, Islamic and Celtic influences.  

Artist : Stephan Balleux © Searched by Humam Alsalim