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News tagged with rays

NASA small explorer mission celebrates ten years and forty thousand X-ray flares

(PhysOrg.com) -- On February 5, 2002, NASA launched what was then called the High Energy Solar Spectroscopic Imager (HESSI) into orbit. Renamed within months as the Ramaty High Energy Solar Spectroscopic Imager ...

Space & Earth / Space Exploration

created Feb 09, 2012 | popularity 4.5 / 5 (2) | comments 0

Sun delivered curveball of powerful radiation at Earth

A potent follow-up solar flare, which occurred Friday (Jan. 17, 2012), just days after the Sun launched the biggest coronal mass ejection (CME) seen in nearly a decade, delivered a powerful radiation punch ...

Space & Earth / Space Exploration

created Feb 01, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Researchers at SLAC test collider closer to creating fully coherent X-rays

(PhysOrg.com) -- Many advanced laser technologies, such as laser spectroscopy, that use precise wavelengths of infrared, visible or ultraviolet laser light could benefit from using X-ray light as well. But ...

Physics / General Physics

created Feb 01, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Scientists X-ray key enzyme of common pathogen crystallized in living cells

An international team of scientists has for the first time crystallised a key enzyme of the pathogen for African sleeping sickness in a living cell and investigated it with the world’s strongest X-ray laser. This new ...

Chemistry / Biochemistry

created Jan 30, 2012 | popularity 5 / 5 (1) | comments 0

Disappearing gold a boon for nanolattices

(PhysOrg.com) -- When gold vanishes from a very important location, it usually means trouble. At the nanoscale, however, it could provide more knowledge about certain types of materials. A recent discovery ...

Nanotechnology / Nanophysics

created Jan 30, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

First atomic X-ray laser created

Scientists working at the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have created the shortest, purest X-ray laser pulses ever achieved, fulfilling a 45-year-old prediction and ...

Physics / General Physics

created Jan 25, 2012 | popularity 4.8 / 5 (29) | comments 14 | with audio podcast

Can solar flares hurt astronauts?

Solar flares, coronal mass ejections, high-energy photons, cosmic rays… space is full of various forms of radiation that a human wouldn’t want to be exposed to for very long. Energized particles ...

Space & Earth / Space Exploration

created Jan 24, 2012 | popularity 4.7 / 5 (3) | comments 0

TV, movies & motion at the Consumer Electronics Show

Another International Consumer Electronics Show has come and gone, and although there was no earth-shattering news, there were some fun and interesting developments among the deluge of new mobile phones, laptops, tablets, ...

Electronics / Consumer & Gadgets

created Jan 20, 2012 | popularity not rated yet | comments 0

T-rays technology could help develop star trek-style hand-held medical scanners

Scientists have developed a new way to create electromagnetic Terahertz (THz) waves or T-rays - the technology behind full-body security scanners. The researchers behind the study, published recently in the journal Nature Ph ...

Physics / Optics & Photonics

created Jan 20, 2012 | popularity 5 / 5 (15) | comments 14 | with audio podcast

Fermi telescope explores new energy extremes

(PhysOrg.com) -- After more than three years in space, NASA's Fermi Gamma-ray Space Telescope is extending its view of the high-energy sky into a largely unexplored electromagnetic range. Today, the Fermi ...

Space & Earth / Astronomy

created Jan 10, 2012 | popularity 4.9 / 5 (17) | comments 0 | with audio podcast

Oil is more toxic than previously thought, study finds

Bad news for the Gulf of Mexico: a study released in late December sheds new light on the toxicity of oil in aquatic environments, and shows that environmental impact studies currently in use may be inadequate. The report ...

Space & Earth / Environment

created Jan 09, 2012 | popularity 4.5 / 5 (16) | comments 0

Fastest X-ray images of tiny biological crystals

(PhysOrg.com) -- An international research team headed by DESY scientists from the Center for Free-Electron Laser Science (CFEL) in Hamburg, Germany, has recorded the shortest X-ray exposure of a protein crystal ...

Physics / General Physics

created Jan 05, 2012 | popularity 4 / 5 (4) | comments 5

Twin probes to circle moon to study gravity field

The moon has come a long way since Galileo first peered at it through a telescope. Unmanned probes have circled around it and landed on its surface. Twelve American astronauts have walked on it. And lunar ...

Space & Earth / Space Exploration

created Dec 26, 2011 | popularity 3.6 / 5 (11) | comments 25

Eva Peron may have had secret lobotomy: researchers

Eva Peron, the glamorous first lady of Argentina in the 1940s and 50s, may have been given a secret lobotomy shortly before her death at age 33, scientific researchers said in a new report.

Medicine & Health / Other

created Dec 23, 2011 | popularity not rated yet | comments 0

'Animal embryo' fossils are actually microbes (Update)

Tiny fossils that scientists have thought for decades were the embryos of the earliest animals ever found have turned out to be the remains of much simpler microbial organisms.

Other Sciences / Archaeology & Fossils

created Dec 22, 2011 | popularity 4.6 / 5 (11) | comments 1 | with audio podcast