Physicist proves impossibility of quantum time crystals
Capturing wasted electricity with triboelectric generators
(Phys.org) —With one stomp of his foot, Zhong Lin Wang illuminates a thousand LED bulbs – with no batteries or power cord. The current comes from essentially the same source as that tiny spark that jumps ...
A Theory of Dark Matter
Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."
Britain launches renewables drive to cut emissions
Britain announced plans Wednesday to slash emissions with a huge increase in the use of renewable energy to generate one third of the country's electricity needs by 2020.
Magnetic shell provides unprecedented control of magnetic fields
Physicists demonstrate 100-fold speed increase in optical quantum memory
Ex nihilo: Dynamical Casimir effect in metamaterial converts vacuum fluctuations into real photons
New way to extract light from semiconductors could lead to ultra-high efficiency LEDs
Could Exotic Matter Provide an Infinite Source of Energy?
Mug handles could help hot plasma give lower-cost, controllable fusion energy
(Phys.org)—New hardware lets engineers maintain the plasma used in fusion reactors in an energy-efficient, stable manner, making the system potentially attractive for use in fusion power plants.
Shaking the Fundamentals of Physics: At the Limits of the Photoelectric Effect
With extremely short wavelengths and very high intensities, light-matter interaction seems to be different than previously accepted.
Wave power could contain fusion plasma
Researchers at the University of Warwicks Centre for Fusion Space and Astrophysics and the UK Atomic Energy Authoritys Culham Centre for Fusion Energy may have found a way to channel the flux and fury of a nuclear ...
Seafloor carpet catches waves to generate energy
(Phys.org) —What do champion surfers who gathered at last week's Mavericks Invitational have in common with a UC Berkeley engineer? They all are looking to harness the power of big ocean waves.
When dark energy turned on (Update)
(PhysOrg.com) -- Some six billion light years distant, almost halfway from now back to the big bang, the universe was undergoing an elemental change. Held back until then by the mutual gravitational attraction ...