Bishal Das

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Why Winning in Rock-Paper-Scissors (and in Life) Isn’t Everything

What does John Nash’s game theory equilibrium concept look like in Rock-Paper-Scissors?<p>Rock-Paper-Scissors works great for deciding who has to take …

Mathematics

The New Math of Gambling

A side from his dancing left foot, anthony curtis, 42, looks like any other sucker tourist dropping a wad at the Binion's Horseshoe blackjack tables …

Mathematics

Quantum’s Leaping Lizards

What Is Real?: The Unfinished Quest for the Meaning of Quantum Physics<p>by Adam Becker<p>Basic Books, 370 pp., $32.00<p>Let me say before I go any further …

Quantum Mechanics

Ask Ethan: What Happens When Stars Pass Through Our Solar System?

We like to think of our Solar System as a stable, mostly quiet place. Sure, we’ll find that the planets and other bodies in their orbits will kick around a comet or asteroid every once in a while, but for the most part, things are stable. Even the occasional interstellar visitor doesn’t pose much …

Universe

NASA Introduces ‘Easter Penguin’ with New Hubble Photo

The Easter Bunny isn’t the only one finding colorful eggs. Data from NASA’s Spitzer and Hubble space telescopes were combined to show distant …

Universe

Rare decay modes of the $K$ mesons in gauge theories

Abstract<p>Rare decay modes of the kaons such as K→μμ¯, K→πνν¯, K→γγ, K→πγγ, and K→πee¯ are of theoretical interest since here we are observing …

Physics

A novel test bed for non-equilibrium many-body physics

The behavior of electrons in a material is typically difficult to predict. Novel insight comes now from experiments and simulations performed by a …

Quantum Mechanics

William Lawrence Bragg and X-Ray Crystallography

William Lawrence Bragg (1890 – 1971) Image Author: Nobel Foundation<p>On March 31, 1890, British physicist and X-ray crystallographer <b>William Lawrence</b> …

Nobel Prize
Global Warming

Coherently Enhanced Wireless Power Transfer

Author(s): Alex Krasnok, Denis G. Baranov, Andrey Generalov, Sergey Li, and Andrea AlùA technique involving wave interference may improve the …

Wireless Charging

Hubble uses cosmic lens to discover most distant star ever observed

Astronomers using the NASA/ESA Hubble Space Telescope have found the most distant star ever discovered. The hot blue star existed only 4.4 billion …

Universe

An echo of light (annotated)

Cosmology

Finding order in disorder demonstrates a new state of matter

Physicists have identified a new state of matter whose structural order operates by rules more aligned with quantum mechanics than standard …

Quantum Mechanics

Boom! Cosmic Collisions Give Earth Life on 'One Strange Rock'

Earth may be the most hospitable place in the universe that we know of, but our planet would never have become such an ideal place to live if it …

Universe

Tabby’s Star Dims Once Again, New Reports Poses Even More Questions About The Strange Phenomenon

KIC 8462852, otherwise known as Tabby’s Star, is now once again making headlines as scientists are revealing that it has dimmed once again. The …

Universe

5 Ways To Make A Galaxy With No Dark Matter

Last week, astronomers announced the discovery of NGC 1052-DF2: a galaxy without dark matter.<p>While most galaxies have much more dark matter than normal matter, this one, found nearby a giant elliptical, has practically none.<p>It’s the first of its kind, but doesn’t defy theories. Here are 5 ways to …

Dark Matter

Is Humanity Unusual In The Cosmos?

We're entering uncharted territory.<p>For more than 2,000 years, we humans have been arguing about life and, in particular, intelligent life in the universe. But arguing was pretty much where it always ended.<p>For all that time, we never had any evidence or any data that could raise the discussion above …

Universe

Hubble space telescope captures image of most distant star ever seen

Icarus is a blue supergiant, a rare type of star that is larger than the Sun and far more luminous<p>It might look like a tiny speck amid a bejewelled vista of the universe, but scientists say a pinprick of light in an image captured by the Hubble space telescope is the most distant individual star …

Universe

There are still undiscovered species of clouds—and you can find them yourself

Head in the clouds? Then it's time to make yourself a useful citizen scientist.<p>Clouds form in a multitude of different shapes and sizes, their infinite combinations and position across the sky offering a visual drama in response to the light conditions. But despite their apparent randomness, a …

World Meteorological Organization

Mission Icarus: Inside the daring plan to touch the sun

<i>Our sun is no serene orb. Every now and then its fiery surface turns explosive, sending matter, energy and magnetism whirling into the surrounding</i> …

Astronomy

This Galaxy Has Almost No Dark Matter—And Scientists Are Baffled

If astronomers really have found an "undark" galaxy, it’s a strong clue that dark matter is real.<p>An unusual galaxy far, far away is stumping astronomers not because of what’s there, but because of what’s missing.<p><b>What is this thing?</b><p>About 65 million light-years away, the galaxy called NGC1052-DF2 is …

Dark Matter

Stop celebrating Pi Day, and embrace Tau as the true circle constant

Pi Day is a lie day<p>Today is Pi Day, perhaps the most popular of geeky holidays. But I’m here to tell you that Pi Day is wrong — or rather, the entire idea of pi as a mathematical concept is wrong.<p>It’s easy enough to see why people like Pi Day: the whole thing starts with a mathematical pun of sorts …

Mathematics

Pi is the key to a beautiful, impossible formula that shows math is scarily perfect

In high school, I studied advanced mathematics. This has two uses: Firstly, I can tell people that I once studied advanced mathematics. Secondly, I know about Euler’s equation.<p>Euler’s equation should not exist. A science fiction author would never imagine a formula so mind-blowingly perfect; it’s …

A View from the Bridge – Natalie Paquette – Inference

String theory is a quantum theory of gravity.1 Albert Einstein’s theory of general relativity emerges naturally from its equations.2 The result is …

Chaos Theory, The Butterfly Effect, And The Computer Glitch That Started It All

As Bob Dylan famously sang, “You don’t need a weatherman to know which way the wind blows.” Yet if you do have enough wind velocity information, combined with an array of readings from barometers, thermometers, and such, you might ask a weatherman, particularly a trained meteorologist with access …

Quantum Mechanics

Fractons, for real?

“Fractons” is my favorite new toy (short for quantum many-body toy models). It has amazing functions that my old toys do not have; it is so new that …

Mathematics

Imaginary time

The relationship of real and imaginary time can be visualised as perpendicular axes of direction.<p><b>Imaginary time</b> is a concept derived from special …

Exotic state of matter: An atom full of atoms

Scientists from TU Wien (Vienna, Austria) and the USA have provided proof for a new state of matter: an electron orbits a nucleus at a great …

Unbreakable: The race to protect our secrets from quantum hacks

THE online message board is littered with enigmatic statements. “The DME system does not reach the claimed level of security,” says one. “We looked …

The world's luckiest photographer may have proved astrophysicists right

On a September night in Argentina, amateur astronomer Victor Buso took his camera outside, mounted it on a 16-inch telescope and trained it on a spiral galaxy some 80 million light-years from Earth. Buso was just trying to test out his new camera. He didn't expect to win the cosmic lottery — or to …

Universe