Physics & Astronomy

Physics & Astronomy

Research Effort Deep Underground Could Sort Out Cosmic-Scale Mysteries

“It might explain why we’re here at all,” said David Radford, who oversees specific ORNL activities in the Majorana Demonstrator research effort. “It could…

Physics & Astronomy

Enhancing Anaglyph Printing: New Insights for 3D Imaging

Anaglyph printing — think of the red-and-blue 3D glasses used to transform 2D images to 3D images in comics, magazines, books, and newspapers — came into…

Physics & Astronomy

Helicopter-Light-Beams: Advancing Quantum Optics Techniques

Storing light in a bottle is easier than one might think: Laser light can be coupled into an optical glass fiber in such a way that it does not travel along…

Physics & Astronomy

Atomic-Scale Investigations Solve Key Puzzle of LED Efficiency

The celebrated efficiency and versatility of LEDs—and other solid-state technologies including laser diodes and solar photovoltaics—make them increasingly…

Physics & Astronomy

Cold Ions Slide: Understanding the ‘Stop and Go’ Phenomenon

Things not always run smoothly. It may happen, actually, that when an object slides on another, the advancement may occur through a 'stop and go' series in the…

Physics & Astronomy

Detecting the Cosmic Gamma Ray Horizon: A Light Measure

How much light has been emitted by all galaxies since the cosmos began? After all, almost every photon (particle of light) from ultraviolet to far infrared…

Physics & Astronomy

Hubble reveals the Ring Nebula’s true shape

“The nebula is not like a bagel, but rather, it's like a jelly doughnut, because it's filled with material in the middle,” said C. Robert O'Dell of Vanderbilt…

Physics & Astronomy

A Hidden Population of Exotic Neutron Stars

A major campaign using NASA's Chandra X-ray Observatory and several other satellites shows magnetars may be more diverse – and common – than previously thought.

Physics & Astronomy

Optics: Statistics light the way

Millions of years of evolution have molded our eyes into highly sensitive optical detectors, surpassing even many man-made devices. Now, Leonid Krivitsky and…

Physics & Astronomy

Plasmonics: A wave without diffraction

An unusual wave that does not spread out as it travels could become a key component in speedy computer chips that use beams of light to carry and process data….

Physics & Astronomy

Team Sets Upper Limit for Atmospheric Depth on Uranus and Neptune

These giants are home to extreme winds blowing at speeds of over 1,000 km/hour, hurricane-like storms as large around as Earth, immense weather systems that…

Physics & Astronomy

Researchers Explain Magnetic Field Misbehavior in Solar Flares: The Culprit is Turbulence

New research led by a Johns Hopkins mathematical physicist focuses on the “misbehavior” of magnetic fields in solar flares. In this image, the Solar Dynamics…

Physics & Astronomy

Detecting mirror molecules

Harvard physicists have developed a novel technique that can detect molecular variants in chemical mixtures – greatly simplifying a process that is one of the…

Physics & Astronomy

“Out of This World” Space Stethoscope Valuable on Earth, Too

Space is serene, because no air means no sound. But inside the average spacecraft, with its whirring fans, humming computers and buzzing instruments, is about…

Physics & Astronomy

New Insights on Quantum Competition Dynamics Unveiled

They are the first scientists that simulated the competition between two rival dynamical processes at a novel type of transition between two quantum mechanical…

Physics & Astronomy

Uranus and Neptune’s Upper Atmosphere Storms Explained

Similar to the giant gas planets Jupiter and Saturn, their smaller cousins, Uranus and Neptune, have long been known to harbor swirling clouds and violent…

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