Physics & Astronomy

Physics & Astronomy

NASA's Hubble Space Telescope Finds Dead Stars 'Polluted with Planet Debris'

These dead stars are located 150 light-years from Earth in a relatively young star cluster, Hyades, in the constellation Taurus. The star cluster is only 625…

Physics & Astronomy

Spintronics Discovery

In research that is helping to lay the groundwork for the electronics of the future, University of Delaware scientists have confirmed the presence of a…

Physics & Astronomy

Quantum Optics: Exploring the Hong-Ou-Mandel Effect

A fine example is the Hong-Ou-Mandel effect, which occurs when two light quanta (or, photons) arrive simultaneously at a so-called beam splitter. As its name…

Physics & Astronomy

Ancient Bacteria Reveal Supernova’s Impact on Earth’s History

Sediment in a deep-sea core may hold radioactive iron spewed by a distant supernova 2.2 million years ago and preserved in the fossilized remains of…

Physics & Astronomy

…and now for the weather on Mars

Snowstorms lashing down at the northern hemisphere of Mars during the icy cold winters may be predicted several weeks in advance, say researchers from the…

Physics & Astronomy

First Biological Evidence of Supernova Found in Fossils

In fossil remnants of iron-loving bacteria, researchers of the Cluster of Excellence Origin and Structure of the Universe at the Technische Universitaet…

Physics & Astronomy

Scaling up gyroscopes: From navigation to measuring the Earth's rotation

In a paper accepted for publication in the American Institute of Physics' journal Review of Scientific Instruments, researchers from the Technical University…

Physics & Astronomy

Turning on Frustration: 16 Atomic Ions Simulate a Quantum Antiferromagnet

The way nature resolves these conflicts often leads to exotic phases of matter that are poorly understood. This week’s issue of Science Magazine features new…

Physics & Astronomy

Solid-State Light Filter to Shield Preterm Infants’ Sleep

But it has been a challenge to develop a controllable light filter for preterm incubators that can switch between blocking out all light–for sleeping–and all…

Physics & Astronomy

Columbia Engineers Manipulate Buckyball with Water Molecule

Columbia Engineering researchers have developed a technique to isolate a single water molecule inside a buckyball, or C60, and to drive motion of the so-called…

Physics & Astronomy

New Dark Matter Detector Begins Its Search

Scientists heard their first pops this week in an experiment that searches for signs of dark matter in the form of tiny bubbles.Scientists will need further…

Physics & Astronomy

Dual-Color Lasers Promise Affordable, Efficient LED Lighting

The proof-of-concept device, which has been presented today, 3 May, in IOP Publishing's journal Semiconductor Science and Technology, takes advantage of the…

Physics & Astronomy

VLA Gives Deep, Detailed Image of Distant Universe

They found that about 63 percent of the background radio emission comes from galaxies with gorging black holes at their cores and the remaining 37 percent…

Physics & Astronomy

Colossal Hot Cloud Envelopes Colliding Galaxies

This unusually large reservoir of gas contains as much mass as 10 billion Suns, spans about 300,000 light years, and radiates at a temperature of more than 7…

Physics & Astronomy

NIST Demonstrates Wireless Transfer of Ultraprecise Time Signals

Described in Nature Photonics,* the demonstration shows how next-generation atomic clocks at different locations could be linked wirelessly to improve geodesy…

Physics & Astronomy

'Super-resolution' microscope possible for nanostructures

“Super-resolution optical microscopy has opened a new window into the nanoscopic world,” said Ji-Xin Cheng, an associate professor of biomedical engineering…

Feedback