Posts Tagged ‘radiation’
Fukushima radiation reveals tuna’s journey
STANFORD (US) — Pacific bluefin tuna are picking up radioactive cesium released in Japan’s 2011 nuclear disaster, allowing scientists to determine the fish’s migratory habits by testing for this radioactive signature. Continue…
Monday, March 4, 2013 12:01 - 1 Comment
Health & Medicine - Feb 5, 2013 14:08 - 1 Comment
7 factors rule out need for CT scans in kids
UC DAVIS (US) — A new study identifies seven factors that can help emergency room doctors decide if a child needs a computed tomography (CT) scan following blunt trauma to the abdomen. (more…)
Health & Medicine - Feb 5, 2013 12:30 - 0 Comments
Gold shell keeps radiation in one spot
U. MISSOURI (US) — Scientists have created a gold-plated nanoparticle “holding cell” for intense radioactive particles that keeps them in place at the cancer site. (more…)
Science & Technology - Jan 8, 2013 16:48 - 1 Comment
Crystal power could shrink X-ray scanners
U. MISSOURI (US) — A compact source of radiation about the size of a stick of gum could one day be used to create inexpensive portable X-ray scanners. (more…)
Health & Medicine - Jan 2, 2013 16:07 - 1 Comment
Appendix diagnosis: Location, location, location
WASHINGTON U.-ST. LOUIS(US) — Children suspected of having appendicitis are more likely to receive CT scans, which involve radiation, if they are evaluated at a general hospital, new research suggests. (more…)
Top Stories - Jan 2, 2013 11:02 - 8 Comments
Travel to Mars could damage the brain
U. ROCHESTER (US) — The cosmic radiation that would bombard astronauts on deep space missions to places like Mars could accelerate the onset of Alzheimer’s disease, say researchers. (more…)
Science & Technology - Nov 19, 2012 17:27 - 0 Comments
Why radiation doesn’t damage these materials
CALTECH (US) — Experts say they are unlocking the secrets of materials that are radiation-damage tolerant. (more…)
Health & Medicine - Nov 12, 2012 11:50 - 2 Comments
Resveratrol with radiation kills more tumors
U. MISSOURI (US) — An ingredient in red wine long thought to reduce the risk of heart disease may also increase the chances for a full recovery from all types of prostate cancer, including aggressive tumors. (more…)
Society & Culture - Sep 24, 2012 11:59 - 0 Comments
After Fukushima, uncertainty escalated fear
KING’S COLLEGE LONDON (UK) — To reduce the psychological aftershocks of major disasters like the 2011 Fukushima nuclear accident, people need access to clear and credible information. (more…)
Top Stories - Sep 21, 2012 11:38 - 0 Comments
Laser zooms in on tiny molecules
UC SANTA BARBARA / USC (US) — A new laser-powered spectrometer will allow scientists to study tiny moving molecules at very high resolution. (more…)
Science & Technology - Jul 27, 2012 11:50 - 0 Comments
Tiny electronics take big hits from radiation
VANDERBILT (US) — The amount of damage that radiation causes in electronic materials may be at least 10 times greater than previously thought. (more…)
Top Stories - May 30, 2012 15:55 - 1 Comment
Tuna carry radiation from Japan to California
STANFORD / STONY BROOK (US) — Radiation from the nuclear reactor disaster in Japan has been found in bluefin tuna in waters off San Diego. (more…)
Top Stories - May 8, 2012 11:42 - 1 Comment
Nanopowders help sniff out nuclear attacks
GEORGIA TECH (US) — A new prototype combines rare-earth elements and other materials at the nanoscale to improve radiation detection in the field. (more…)
Top Stories - Apr 2, 2012 10:31 - 1 Comment
Solar nebula kicks off organic compounds
U. CHICAGO (US) — Researchers say complex organic compounds—many important to life on Earth—were readily produced in the primordial solar system. (more…)
Science & Technology - Mar 23, 2012 9:47 - 1 Comment
Cosmic effect pinpoints velocity in space
PRINCETON (US) — A cosmic effect could help measure the velocity of objects in the distant universe, and clarify the nature of dark energy and dark matter. (more…)
Health & Medicine - Mar 19, 2012 12:32 - 1 Comment
Should pregnant women curtail cell phone use?
YALE (US) — Exposure to radiation from cell phones during pregnancy affects the brain development of offspring in mice and could potentially lead to hyperactivity. (more…)
Top Stories - Nov 7, 2011 11:01 - 3 Comments
Skin’s eye-like receptors ‘see’ UV light
BROWN (US) — Skin is able to detect ultraviolet light by using a receptor previously thought to only exist in the eye. (more…)
Science & Technology - Sep 14, 2011 12:07 - 0 Comments
Semiconductors sniff out nuclear weapons
NORTHWESTERN (US) — New materials that can detect hard radiation could lead to a handheld device for spotting nuclear weapons and materials, like those that could be used in a “nuclear bomb in a suitcase.” (more…)
Health & Medicine - May 17, 2011 9:47 - 0 Comments
Kids don’t always need CT scans
UC DAVIS (US) — Monitoring children who come into emergency rooms with minor head trauma instead of immediately ordering a CT scan avoids radiation exposure without compromising care. (more…)
