Planck discovers filament of hot gas linking two galaxy clusters
(Phys.org)—ESA's Planck space telescope has made the first conclusive detection of a bridge of hot gas connecting a pair of galaxy clusters across 10 million light-years of intergalactic space.
New energy technologies promise brighter future
In three studies published in the current issue of Technology and Innovation – Proceedings of the National Academy of Inventors, innovators unveil creative technologies that could change our sources of energy, change our use of energy ...
New iPad application helps students understand how conditions affect blackbody radiation
Understanding the phenomenon of blackbody radiation – electromagnetic emissions that play a role in a broad range of physical systems – is an important part of physics instruction at both the high school ...
Researchers explain how pulsars' spin slows with age
(Phys.org)—Researchers at the University of Southampton have developed a model which explains how the spin of a pulsar slows down as the star gets older.
Dead stars could be the future of spacecraft navigation
Scientists at the National Physical Laboratory (NPL) and the University of Leicester have been commissioned by the European Space Agency (ESA) to investigate the feasibility of using dead stars to navigate ...
Electromagnetic cloaking possible with ordinary plastic, study finds
A metal object can be made invisible with the help of ordinary plastic, Pekka Alitalo and Constantinos Valagiannopoulos, researchers from the School of Electrical Engineering, have shown in their study.
Scientists employ powerful laser to breathe new life into old technology for studying atomic-level structures
A multi-university team has employed a high-powered laser to dramatically improve one of the tools scientists use to study the world at the atomic level. The team was able to use their amped-up electron paramagnetic ...
New Webb telescope video takes viewers 'beyond the visible light'
(Phys.org)—There are a lot of things that are hidden from our sight, and NASA's James Webb Space Telescope is going to open up another world in the way we look at the cosmos. The Webb telescope is going ...
Researchers find absorption features in spectrum of ordinary pulsar
Terahertz radiation can induce insulator-to-metal change of state in some materials: study
(Phys.org) -- A team of researchers at Boston University (BU), Massachusetts Institute of Technology (MIT) and a number of other institutions recently observed that certain materials undergo an insulator-to-metal ...
Researchers develop optically switchable chiral terahertz metamolecules
A multi-institutional team of researchers that included scientists with the Lawrence Berkeley National Laboratory (Berkeley Lab) has created the first artificial molecules whose chirality can be rapidly switched ...
Astronomers use supercomputer to explore role of dark matter in galaxy formation
From Earth, observers use telescopes to look and learn about the distant luminous spheres. But the telescope often isn't the only instrument used. Karl Gebhardt, professor of astrophysics at The University ...
Electrified graphene a shutter for light
(Phys.org) -- An applied electric voltage can prompt a centimeter-square slice of graphene to change and control the transmission of electromagnetic radiation with wavelengths from the terahertz to the midinfrared.
Elemental and magnetic imaging using X-rays and a microscope
A team of researchers has developed a new microscope that can image the elemental and magnetic properties of a wide range of energy-important materials that are used in devices such as solar cells and solid-state lighting.