janhavi golatkar

75 Added | 1 Magazine | 3 Likes | 1 Following | 1 Follower | @bellatrix64 | Physicist at work

Secret Link Uncovered Between Pure Math and Physics

Mathematics is full of weird number systems that most people have never heard of and would have trouble even conceptualizing. But rational numbers …

New manifestation of magnetic monopoles discovered

The startling similarity between the physical laws describing electric phenomena and those describing magnetic phenomena has been known since the …

Physics

This Quantum Theory Says Time Can Flow Backward

Quantum physics throws all the rules of classical physics out the window. In the quantum world, particles can pass through solid walls, be in two …

One of Our Fundamental Assumptions About Black Holes Was Just Overturned in The Lab

We have a problem.<p>Black holes are the most intense and mysterious cosmic phenomena in the Universe, and new research shows we understand even less …

Physics

Tying loose ends? Gravitational waves could solve string theory, study claims

New paper suggests that the hotly contested physics thesis, which involves the existence of six ‘extra dimensions’, may be settled by cutting-edge laser detectors<p>String theory makes the grand promise of weaving together all of physics into a single sublime framework. The only downside is that …

Physics

How uncertain are LIGO’s first gravitational wave detections?

Did they perform their analysis sub-optimally? Maybe. But gravitational waves were seen no matter what.<p><i>“We hope that interested people will repeat</i> …

Physics

An Astronomer Has a Plan to Use The Sun's Gravity to Channel Video From The Stars

So crazy it just might work.<p>New research has demonstrated the feasibility of a rather creative solution to the challenge of sending large amounts of …

Universe

In Science, Probability Is More Certain Than You Think

The outrage of the moment in my social media circles is over the <i>New York Times</i> hiring Bret Stephens as an opinion columnist, who promptly devoted his first regular column to sowing doubt about climate change. The argument is, basically, that the science behind climate change deals in probabilities, …

Physics

Here’s What We’d Need to Transform Wormholes Into Intergalactic Shortcuts

The Highly Unlikely Wormhole<p>Everyone likes a shortcut and a quick trip somewhere cool, which means that everyone loves a wormhole — at least in …

Wormholes

An Oxford mathematician explains how time might have existed before the Big Bang

Marcus du Sautoy, mathematician and author of The Great Unknown, explained why we don't really know what happened before the Big Bang.<p>He told Business Insider: "We're really not too sure and in fact, that may be a question that doesn't even make sense because time, we think, started at the Big …

Mathematics

Let The 10th Doctor Teach You Einstein's General Relativity in 3 Minutes

Who better to explain space-time?<p>On 14 March 2017, the world celebrated what would have been Albert Einstein's 138th birthday. But while all of us …

Physics
Spirituality

Heriot-Watt researchers build black hole simulation in lab

<b>Researchers at Heriot-Watt University in Edinburgh have built their own "black hole" in the laboratory.</b><p>The team has done it to prove a theory that huge amounts of energy can be harvested from a spinning black hole.<p>It is almost 50 years since physicist Professor Roger Penrose suggested an alien …

Black Holes

CERN Installs New Machine To Decelerate Antimatter Particles

When the Big Bang occurred roughly 13.8 billion years ago, equal quantities of matter and antimatter were created — at least that’s what our current …

Quantum Computing: Researchers Build Converter Capable Of Modifying Properties Of Individual Photons

The field of quantum computing relies on a quantum mechanical phenomenon known as superposition, which allows subatomic particles to assume more than …

What Every Layperson Should Know About String Theory

It’s one of the most brilliant, controversial and unproven ideas in all of physics: string theory. At the heart of string theory is the thread of an idea that’s run through physics for centuries, that at some fundamental level, all the different forces, particles, interactions and manifestations of …

Quantum Mechanics

A weird hexagon pattern on Saturn that’s as big as the Earth has changed color—and nobody knows why

In a list of wonders in our solar system, Saturn’s hexagon ranks high. Discovered by the Voyager mission in the 1980s, it’s a cloud pattern that swirls around the north pole of the ringed planet. Each side of the hexagon is longer than the diameter of the Earth, and its total surface area (192 …

Astronomy

A depressing new photo shows the smoking crater left by a European spacecraft on Mars

That's the depressing conclusion of the European Space Agency, which lost contact with its Schiaparelli lander on October 19 during a planned six-minute descent to Mars.<p>A new Martian satellite photo, below, shows that Schiaparelli's crash tossed up a huge streak of soot or dark soil while forming a …

Space

What the World's First Quantum Satellite Launch Means

China blasted the world’s first quantum communications satellite into orbit from the Gobi Desert early Tuesday.<p>The project signals the dawn of a …

Quantum Computing

Building Solidity From Quantum Weirdness

<b>One of the biggest pastimes of quantum physicists is pondering the nature of reality. However, when you move from everyday objects like chairs and</b> …

Quantum Mechanics

The Perfection of the Continuity Equation, Key to the Foundations of Reality

Physics at its best brings the world together. Its power is that a single simple framework can describe wildly different systems. But even the …

Primitive Quantum Computers Are Already Outperforming Current Machines

A team has used simple quantum processors to run “quantum walk” algorithms, showing that even primitive quantum computers can outperform the …

NASA's Juno spacecraft begins Jupiter orbit after five-year voyage

Braving intense radiation, a NASA spacecraft reached Jupiter on Monday after a five-year voyage to begin exploring the king of the planets.<p>Ground controllers at the NASA Jet Propulsion Laboratory erupted in applause when the solar-powered Juno spacecraft beamed home news that it was circling …

Astronomy

WATCH: This Simple Triangle Will Change The Way You Think About Maths Forever

Because logarithmic notation is bad.<p>Okay, let's get something straight right off the bat - logarithmic notation in maths is bad and doesn't make a …

Mathematics

3tags.org

3tags.org

What Do Black Holes Sound Like?

Janna Levin, professor of physics and astronomy at Barnard College and author of <i>Black Hole Blues</i>, describes the noise that black holes make this way: “You could say black holes are playing drums out there. Space-time is the drum, and black holes are the mallets.” The collision of two black holes, …

Black Holes

Earth, Mars, and the Sun Are Aligning This Weekend to Put on a Beautiful Show

And the moon even has a trick up its sleeve, too.<p>If you're lucky enough to live in a place with a clear sky this weekend, grab your binoculars, because there's going to be a lot to watch this weekend.<p>The Associated Press reports that on Sunday morning, Earth, Mars, and the Sun will be perfectly …