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Sunday, May 6, 2012

ScienceDaily: Latest Science News

ScienceDaily: Latest Science News


NASA's ER-2 completes MABEL validation deployment

Posted: 05 May 2012 03:35 PM PDT

NASA's high-flying ER-2 Airborne Science aircraft has concluded its four-week deployment to validate data acquired by the Multiple Altimeter Beam Experiment Lidar (MABEL) laser altimeter over the Greenland ice cap and surrounding sea ice fields.

NASA's commercial crew partner boeing completes parachute test

Posted: 05 May 2012 03:32 PM PDT

The Boeing Company successfully completed the second parachute drop test for its Crew Space Transportation (CST) spacecraft May 2, 2012, part of its effort to develop commercial crew transportation capabilities that could ferry U.S. astronauts to and from low-Earth orbit (LEO) and the International Space Station.

Cancer treatment delivery: International Space Station's microgravity platform

Posted: 05 May 2012 03:30 PM PDT

Humanity is on the constant search for improvements in cancer treatments, and the International Space Station has provided a microgravity platform that has enabled advancements in the cancer treatment process.

Higher risk of birth defects from assisted reproduction, study suggests

Posted: 05 May 2012 10:09 AM PDT

A new study has identified the risk of major birth defects associated with different types of assisted reproductive technology. In the most comprehensive study of its kind in the world, researchers compared the risk of major birth defects for each of the reproductive therapies commonly available internationally, such as: IVF (in vitro fertilization), ICSI (intracytoplasmic sperm injection) and ovulation induction. They also compared the risk of birth defects after fresh and frozen embryo transfer.

Slaughtering animals without prior stunning should be curbed, if not banned, professor urges

Posted: 05 May 2012 10:09 AM PDT

The slaughter of animals for commercial meat supply without stunning them first should at the very least be curbed, if not banned, concludes a former president of the British Veterinary Association in an opinion piece in this week's Veterinary Record.

A single stem cell mutation triggers fibroid tumors: Mutated stem cell 'goes wild' in frenzied tumor expansion

Posted: 04 May 2012 02:21 PM PDT

Fibroid uterine tumors affect an estimated 15 million women in the United States, causing irregular bleeding, anemia, pain and infertility. Despite the high prevalence of the tumors, the molecular cause has been unknown. Scientists for the first time have identified the molecular trigger of the tumor -- a single stem cell that develops a mutation, starts to grow uncontrollably and activates other cells to join its frenzied expansion.

Robot-assisted bypass reduces recovery, patient makes NASCAR race

Posted: 04 May 2012 02:19 PM PDT

An Alabama man had minimally invasive, robot-assisted heart bypass and a week later was able to drive his new motorhome to Talladega infield.

Means to detect low-level exposure to seafood toxin in marine animals developed

Posted: 04 May 2012 11:30 AM PDT

Scientists have discovered a biological marker in the blood of laboratory zebrafish and marine mammals that shows when they have been repeatedly exposed to low levels of domoic acid, which is potentially toxic at high levels.

Can minor vibrations replaces batteries in power sensors, radio transmitters and GPS modules?

Posted: 04 May 2012 10:59 AM PDT

Sensors, radio transmitters and GPS modules all feature low power consumption. All it takes is a few milliwatts to run them. Energy from the environment -- from sources such as light or vibrations -- may be enough to meet these requirements. A new measurement device can determine whether or not the energy potential is high enough.

'Game-powered machine learning' opens door to Google for music

Posted: 04 May 2012 10:59 AM PDT

Engineers have shown that a computer can be taught to automatically label every song on the Internet using sets of examples provided by unpaid music fans. The researchers report that their solution, "game-powered machine learning," would enable music lovers to search every song on the web.

Hip implant for long-term use

Posted: 04 May 2012 10:58 AM PDT

Hip replacement is one of the most frequent operations carried out in Germany. Each year, doctors implant some 200,000 artificial hip joints. Often the artificial hips need to be replaced just ten years later. In the future, a new implant currently being developed using high technology materials could help prevent premature revision surgeries.

Clean animals result in fewer E. coli

Posted: 04 May 2012 08:00 AM PDT

Following the E. coli case in Norway in 2006, when 17 people fell ill and one child died after eating mutton sausages, the meat industry introduced a number of measures in order to reduce the risk of food poisoning from meat. Clean animals and good hygiene during slaughtering are essential preconditions for food safety.

Synesthesia may explain healers claims of seeing people's 'aura'

Posted: 04 May 2012 08:00 AM PDT

University of Granada researchers affirm that healers present synesthesia, a neuropsychological phenomenon involving a "mingling" of the senses. The results of this study have been published in the prestigious journal Consciousness and Cognition. The authors remark the significant "placebo effect" that healers have on ill people.

Sloppy shipping of human retina leads researchers to discover new treatment path for eye disease

Posted: 04 May 2012 07:58 AM PDT

Sloppy shipping of a donated human retina to a researcher studying a leading cause of vision loss has inadvertently helped uncover a previously undetected mechanism causing the disease. The discovery has led researchers to urge review of how millions of dollars are spent investigating the cause of a type of age-related macular degeneration called choroidal neovascularization.

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