Viorel Sima

20 Flips | 2 Magazines | 23 Likes | @ViorelSima | Keep up with Viorel Sima on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Viorel Sima”

CeramicSpeed Driven: no chain, no mechs for a super-efficient drivetrain

<b>System works with a driveshaft and 21 of CeramicSpeed's super-efficient bearings</b><p>CeramicSpeed has worked with the Mechanical Engineering Department at …

How Roger Federer became richer than Elton John, Kim ­Kardashian and the Queen

WHEN the world’s best-paid walking billboard puts on a new outfit, it’s big news.<p>Reigning Wimbledon champion Roger Federer stepped out at the All …

China’s CCTV surveillance network took just 7 minutes to capture BBC reporter

It took Chinese authorities just seven minutes to locate and apprehend BBC reporter John Sudworth using its powerful network of CCTV camera and facial recognition technology.<p>This wasn’t a case of a member of the media being forcibly removed from the country. The chase was a stunt set up to …

60 Years Of Starstuff: How Humanity Discovered Where Our Elements Come From

In science, you don’t have to get everything right in order to get the most incredible things correct. Sometimes good ideas emerge from a failed paradigm. An excellent example of both is the groundbreaking stellar nucleosynthesis paper (creation of complex nuclei from simpler ones) paper, published …

Simulation suggests 68 percent of the universe may not actually exist

According to the Lambda Cold Dark Matter (Lambda-CDM) model, which is the current accepted standard for how the universe began and evolved, the …

Dark Matter

​DNA data storage landmark: Now it's 215 petabytes per gram or over 100 million movies

Synthetic DNA could be the answer to the world's accelerating data-storage needs, and now researchers have shown that it can have a much higher …

The Race to Sell True Quantum Computers Begins Before They Really Exist

Within the next five years, Google will produce a viable quantum computer. That's the stake the company has just planted. In the pages of <i>Nature</i> late …

Announcing the All-New Flipboard, the Place for All Your Passions

Most people are interested in lots of things, but true passions run deep. The all-new Flipboard is built around those obsessions that define your work, life and play.Flipboard 4.0 is a response to our ever-growing ecosystem of publishers, Flipboard Magazines, topics and more. With over 30 million …

Social Media

The Most Useful Firefox Extensions Ever Made

Firefox was fighting the good fight against Internet Explorer long before Chrome showed up, and since its launch in 2002, Mozilla’s famed browser has …

10 Best Hikes In Europe - Adventurous

Every year millions of tourists flock to Europe to experience the best out of the continent. But what they are missing out while traveling in the …

Climbing Grades

<b>Grade Comparison Chart</b><p>The above appears courtesy of the American Alpine Journal. Please visit them on the web at www.americanalpineclub.org.<p><b>National</b> …

Earth - It took centuries, but we now know the size of the Universe

"Let us go rambling about the Universe." This is the invitation that American astronomer Harlow Shapley gave to an audience in Washington DC in 1920. He was taking part in the so-called Great Debate with fellow scientist Heber Curtis on the scale of the Universe.<p>Shapley believed that our Milky Way …

Galaxies

Want to know everything about your town or job? This site will show you

Welcome to Data USA! MIT Media Lab has released Data USA, an open source data visualization engine loaded with all publicly available U.S. data. The …

Data Visualization

‘Biggest bribery scandal’: US, UK, Australia launch probe into mass oil industry corruption

An investigation into a massive global oil bribery scandal has been launched by authorities in the US, Britain, and Australia, after leaked …

MuscleWiki Helps You Discover New Exercises for Specific Muscle Groups

If you’ve ever wanted to learn a variety of new exercises for specific muscle groups, check out MuscleWiki. It’s free, easy to use, and even …

Are the Constants of Physics Constant?

When Max Born addressed the South Indian Science Association in November 1935, it was a time of great uncertainty in his life. The Nazi Party had …

Six million dollar man's bionic eye becomes reality

<i>The latest version of the telescopic contact lens, compared to a quarter (for scale). (Image Credit: Eric Tremblay and Joe Ford / EPFL)</i><p>Other vital improvements include giving the lens more oxygen permeability by putting in minuscule air channels approximately 0.1 mm wide to allow oxygen to flow …

Age-Related Macular Degeneration