February 27, 2015
A proposed device would extend a quantum entanglement scheme previously demonstrated for visible photons into the microwave regime, where it could boost radar performance.
February 23, 2015
A simple system consisting of a pair of atoms in a two-site “minicrystal” is able to reproduce the physics of a widely used model of electrons in a solid.
February 17, 2015
A new approach is able to quantify the environmental effects on an evolving organism by analyzing just a small number of surviving individuals.
February 9, 2015
Strands of DNA can be used to generate waves of chemical reactions with programmable shape and velocity.
February 2, 2015
Researchers characterize the multiple ways of entanglement that exist between different frequency bands in a down-converted frequency comb.
February 26, 2015
The presence of a certain type of dark matter in the Sun’s core may solve discrepancies between standard solar models and observations.
February 25, 2015
Evidence that gravitational waves induce an attractive force between two closely spaced mirrors could confirm gravity’s quantum nature.
February 24, 2015
A new formalism determines whether quantum-mechanical effects are necessary for photoactivated biological processes to occur.
February 19, 2015
The spectrum of a distant quasar reveals no sign of changes in the mass ratio of the proton and the electron over 12 billion years, constraining dark energy theories.
February 20, 2015
A proposed detector for low energy antineutrinos would reveal the particles’ trajectories, potentially allowing more detailed studies of Earth’s radioactivity and of nuclear reactors.
February 13, 2015
A powerful laser beam separates into many smaller filaments that undergo a phase transition similar to fluid percolating through a porous material.
Notes from the Editors
February 26, 2015
New imaging and detection tools of interest to physicists were the focus of many talks at the 2015 AAAS Meeting in San Jose.
Join the Physics editors and scientist Sharon Glotzer for her talk on building robot-like machines with colloidal particles.
Physics revisits six specific advances in the science and technology of light that were reported in the APS journals.
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