Rejeesh A S

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Hints of the 4th dimension have been detected by physicists

Physicists have understood at least theoretically, that there may be higher dimensions, besides our normal three. The first clue came in 1905 when …

Quantum Mechanics

Black Hole Information Paradox: Experiments Using Plasma ‘Mirrors’ Could Reveal If Black Holes Really Destroy Information

The universe as we know it is governed by the laws of causal determinism — causes precede effects and not the other way around. If one knows all the …

Einstein's wonderful letter to David Hilbert: A message for our times

David Hilbert (born today in 1862) was one of the greatest mathematicians of the 20th century. He made incisive contributions to a remarkable range …

Physics

'Quantum Jitter' to Reveal if We Live in a Hologram

In a new experiment called the “Holometer,” scientists are trying to answer some seemingly odd questions, including whether or not we live in a …

Physics

Weekend tech reading: IBM's silicon photonics, 3D printed molecules, remembering Terry Pratchett

<b>IBM to demonstrate first on-package silicon photonics</b> One of the most tantalizing next-generation technologies that could dramatically reduce system …

Google Fiber

Largest-scale silicon photonic switch: Low loss optical design enables up to 2,500 switch elements on 1 x 1 cm chip

Today's explosion of video and Internet data is driving unprecedented traffic demand within datacenters. With data transfer rates exceeding 100 …

Nanotech

Why do photons only travel in straight lines and not bend?

Dan Piponi<br>Most photons do not travel in straight lines.<br>When we first meet optics as a science it's usually as Geometrical optics where light is …

Cold atoms and lasers do what computers can't - Futurity

In an attempt to tackle a problem that has vexed physicists for decades, researchers turned to ultracold atoms, not supercomputers

Big Bang, Deflated? Universe May Have Had No Beginning

If a new theory turns out to be true, the universe may not have started with a bang.<p>In the new formulation, the universe was never a singularity, or …

Physics

Yale physicists find a new form of quantum friction

Physicists at Yale University have observed a new form of quantum friction that could serve as a basis for robust information storage in quantum …

D-Wave: World's most-powerful commercial quantum computer set for release in March 2015

Quantum computing firm D-Wave Systems has announced that it will be commercially releasing a 1,152 qubit processor for use in quantum computers in …

Novel solid-state nanomaterial platform enables terahertz photonics

Compact, sensitive and fast nanodetectors are considered to be somewhat of a "Holy Grail" sought by many researchers around the world. And now a team …

Nanotech

Are analogue quantum computers still wishful thinking?

Many challenges lie ahead before quantum annealing, the analogue version of quantum computation, contributes to solve combinatorial optimization …

Quantum Computing

How NASA uses quantum computing for space travel and robotics

Image copyright NASA.Quantum computing is still in its infancy, even though the idea of a quantum computer was developed some thirty years ago. But …

Quantum Computing

The universe is a 'giant brain,' physicists say

For years, scientists and science fiction writers have perceived the universe as a "giant brain." Now, a new computer simulation by …

Exotic states materialize with supercomputers

Scientists used supercomputers to find a new class of materials that possess an exotic state of matter known as the quantum spin Hall effect. The …

Supercomputers

Photons simulate time travel in the lab

Physicists in Australia claim to have simulated time travel using fairly standard optical equipment on a lab bench. They say they have prepared …

Quantum Mechanics and Scientific Realism - h+ Media

• authors Quentin Ruyant<p>One of the main tasks of philosophy is to clarify conceptual problems and sketch the landscape of possible solutions to these …

Squeezing the photons | Living Off the Grid: Free Yourself

Squeezing those photons, that’s what I call it when we don’t have much power. Our solar system is small, and most of the time, it holds us pretty …

Clean Energy

Cloning Qubits: A New Way to Converse in Quantum Computing

Quantum computing represents an infinite realm of possibilities when it comes to sifting and sorting through incredible amounts of data. No small …

Nanowire Quantum dot lasers will be components for quantum computers

Princeton University researchers have built a rice grain-sized laser powered by single electrons tunneling through artificial atoms known as quantum …

The Near-Term Future of Quantum Computing? Analog Simulations

So says long-time quantum computing researcher Ivan H. Deutsch.<p>​Contrary to what you may have ​heard, progress in quantum computing is slow and painful. While there are papers and studies out every week describing some new technology that could have a quantum computing implication at some …

Why 2014 was the year of quantum mechanics

The past year has provided some of the most interesting developments in quantum mechanics to date. The field is more than 100 years old and has been …

A Small Army of Plagiarists Is Clogging Up Physics Research

According to a new analysis, one in 16 authors on arXiv is copying others' work.<p>​The ​arXiv e-print server is an awe-inspiring place. It's here that most of the world's math, physics, and computer science papers/studies are initially posted, at a rate of hundreds per day. The archive, which was …

How Information Theory Unifies Quantum Mechanics

A new framework ties together wave-particle duality and quantum uncertainty with bits.<p>Two parallel mysteries of quantum mechanics, so-called wave-particle duality and the Heisenberg uncertainty principle, are in reality one and the same. This is according to a new framework developed by physicists …

Atoms queue up for quantum computer networks

In order to develop future quantum computer networks, it is necessary to hold a known number of atoms and read them without them disappearing. To do …

Halting photons could lead to miniature particle accelerators, improved data transmission

Researchers at MIT who succeeded last year in creating a material that could trap light and stop it in its tracks have now developed a more …

Why Do Computers Use Electricity Instead Of Light?

<i>This question originally appeared on Quora: Why do computers use electricity instead of light?</i><p><i>We know that electricty travels 100 times slower than light. So, wouldn’t computers be much faster if they used light instead of electricity for their operation?</i> <i><br>Answer by Jacob VanWagoner, Former Intel</i> …

Quantum Physics Just Got A Tiny Bit Easier To Understand, As Two Oddities Merge Into One

No one is about to claim that quantum physics is now easy to understand, but maybe it's not quite as devilishly complicated as we thought.<p>New research suggests that two of the quantum world's most mysterious features--the uncertainty principle and wave-particle duality--are simply two sides of a …