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Wednesday, August 7, 2013

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See Three Asteroids in the Night Sky This Month

Have you ever seen an asteroid? These space rocks, though small in size, are very numerous, but very few amateur astronomers have ever seen one. The next couple of weeks give stargazers an opportunity to view three asteroids in one night: Flora, Juno, and Iris.

'Ghost Glaciers' Protect Greenland's Ancient Landscapes

A Greenland landscape carved when humans first conquered fire has been protected from erosion ever since by "ghost glaciers," a new study finds.

Weird Facts You Didn't Know About Sharks

The Discovery Channel's Shark Week got off to a less-than-stellar start this weekend with a two-hour piece devoted to Megalodon, a prehistoric giant shark that grew up to 60 feet (18 meters) long and had jaws powerful enough to crush an automobile. The only problem is that the show suggested these animals still exist, which is definitely not the case. Up to 70 percent of the audience may now think that Megalodon is not extinct, according to a poll from the Discovery Channel.

2012 Broke Climate Records, New Report Says

2012 was a year of climate records, from temperatures to ice melt to sea level rise, a newly released report on the state of the global climate says.

Sun Will Flip Its Magnetic Field Soon

The sun is gearing up for a major solar flip, NASA says.

Signs of new climate 'normal' apparent in hot 2012: report

By Environment Correspondent Deborah Zabarenko WASHINGTON (Reuters) - Last year was one of the 10 hottest on record, with sea levels at record highs, Arctic ice at historic lows and extreme weather in various corners of the globe signaling a "new normal," scientists said Tuesday in the 2012 State of the Climate report. Meant to be a guide for policymakers, the report did not attribute the changes in climate to any one factor, but made note of continued increases in heat-trapping greenhouse gases including carbon dioxide, methane and nitrous oxide. ...

Exclusive: China approves genetically modified Argentine corn shipment

By Hugh Bronstein BUENOS AIRES (Reuters) - China has approved its first shipment of genetically modified Argentine corn, Buenos Aires said on Tuesday, signaling that the Asian country may eventually import GMO crops from other producers like the United States. Argentine Agriculture Minister Norberto Yauhar said Chinese health authorities cleared 60,000-tonnes of genetically modified (GMO) Argentine corn. The cargo was already headed inland to be used as hog and chicken feed. Benchmark Chicago corn futures fell briefly after Reuters reported on the shipment. ...

Person-to-Person H7N9 Transmission: First Case Detailed in New Report

The case of a father and daughter in China who both became infected with H7N9 bird flu provides the strongest evidence yet that the virus can transmit from person to person, experts say.

Length of a Healthy Pregnancy Surprisingly Variable

How long a healthy pregnancy lasts can vary by as much as five weeks, even when doctors precisely determined the date of conception, a new study finds.

Exclusive: China approves first genetically modified Argentine cargo

By Hugh Bronstein BUENOS AIRES (Reuters) - China has approved its first shipment of genetically modified Argentine corn, Buenos Aires said on Tuesday. Argentine Agriculture Minister Norberto Yauhar said Chinese health authorities cleared 60,000-tonnes of genetically modified (GMO) Argentine corn. The cargo was already headed inland to be used as hog and chicken feed. Benchmark Chicago corn futures fell briefly after Reuters reported on the shipment. Argentina competes for market share with the United States, the No. 1 world corn exporter. ...

Pink Alien Planet Is Smallest Photographed Around Sun-Like Star

Astronomers have snapped a photo of a pink alien world that's the smallest yet exoplanet found around a star like our sun.

Mighty Comet ISON: Space and Earth Telescopes to Track 'Comet of the Century'

LAUREL, Md. — All eyes on the sky that can do so will be pointing toward Comet ISON soon, as a massive international observing campaign gets underway to watch what could become the "comet of the century," scientists say.

Flirting at Work Is a Catch 22 For Women

Some companies just encourage women are to flirt at work. The problem is that they pay a high price for doing so, new research shows.

What a Messy (or Neat) Desk Reveals About You

Got a messy desk? Don't worry. It likely just means you're creative and full of new ideas.

No Resume Required: LinkedIn Jobs Goes Mobile

Need a new job? Use your phone.

Scientists to make mutant forms of new bird flu to assess risk

By Kate Kelland, Health and Science Correspondent LONDON (Reuters) - Scientists are to create mutant forms of the H7N9 bird flu virus that has emerged in China so they can gauge the risk of it becoming a lethal human pandemic. The genetic modification work will to result in highly transmissible and deadly forms of H7N9 being made in several high security laboratories around the world, but it is vital to prepare for the threat, the scientists say. ...

For Henrietta Lacks' famous cells, new and unique protection

By Sharon Begley NEW YORK (Reuters) - Information about the most famous and valuable human cells in the history of science is about to become a little harder for researchers to get. The National Institutes of Health announced on Wednesday that it had reached an agreement with the family of the late Henrietta Lacks, the African-American woman whose cancer cells scientists took without her permission 62 years ago and used to create an endlessly replicating cell line now used in countless labs worldwide. ...

H7N9 Bird Flu to Undergo Genetic Tweaking

Researchers plan to start tweaking the genome of the H7N9 bird flu virus in laboratories, to see what changes might randomly occur in nature that could make the virus more deadly to people.

Controversial 'HeLa' Cells: Use Restricted Under New Plan

For decades, the immortal line of cells known as HeLa cells has been a crucial tool for researchers. But the cells' use has also been the source of anxiety, confusion and frustration for the family of the woman, Henrietta Lacks, from whom the cells were taken without consent more than 60 years ago.

Fossil of Ancient Hairy Creature Reveals Clues About Mammal Ancestors

An extremely well-preserved rodentlike fossil recently discovered in China provides some of the best evidence yet for how the earliest human ancestors lived.

Former Astronaut Launches Kickstarter Bid for Plasma Rocket Documentary

A former astronaut's rocket company is raising money via Kickstarter to make a short documentary that explains the technology behind a propulsion system that could fly people to Mars in just over a month.

One Year on Mars: NASA Marks Curiosity Rover's Dramatic Martian Year with Birthday Bash

PASADENA, Calif. — It's been a year since NASA's Curiosity rover touched down on Mars, and the mission's science and engineering teams celebrated the occasion in style here at the space agency's Jet Propulsion Laboratory on Monday (Aug. 5).

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Tuesday, August 6, 2013

FeedaMail: Science News Headlines - Yahoo! News

Science News Headlines - Yahoo! News

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How the Recession Made Mom a Harsher Parent

During the recent recession, increased economic instability may have caused American mothers — particularly those with a gene variation that makes them more sensitive to changes in their environment — to engage in harsher parenting practices, a new study finds.

Watch Cargo Ship Chase Space Station Through Night Sky This Week

Skywatchers are in for a treat this week, as they can watch a recently launched cargo ship chase the International Space Station through the heavens.

Crusader Hospital Reconstructed in Jerusalem

A huge Crusader hospital in Jerusalem will soon be opened to the public after a decade-long reconstruction, the Israeli Antiquities Authority (IAA) announced today (Aug. 5).

Bizarre 'Meteotsunami' Stirred Waves in UK

A tsunami that struck the UK in 2011 was caused by a storm roiling the ocean hundreds of miles away, a new study confirms.

Some Blood Pressure Drugs May Raise Breast Cancer Risk

Taking one type of high blood pressure medication might increase women's risk of breast cancer, a new study suggests.

Turning the Corner: Tuesday Marks Summer's Midpoint

This past Thursday (Aug. 1) was Lammas Day, whose name is derived from the Old English "loaf-mass," because it was once observed as a harvest festival.

NASA has high hopes Mars rover's winning streak will continue

By Irene Klotz (Reuters) - The NASA rover Curiosity survived its daredevil landing on Mars one year ago Tuesday and went on to discover that the planet most like Earth in the solar system could indeed have supported microbial life, the primary goal of the mission. "The stunning thing is that we found it all so quickly," California Institute of Technology geologist and lead project scientist John Grotzinger said on Monday during a ceremony at NASA's Jet Propulsion Laboratory in Pasadena, California, marking the rover's first anniversary on Mars. ...

Hollywood Coach On 'Auditioning' For Your Next Job

Go to acting school, go on an audition, get a gig. It's that simple, right? Take it from someone who's been in the entertainment business since she was 10: It really isn't. Celebrity booking coach Amy Lyndon knows better. An actress, filmmaker and director in her own right, Lyndon now helps Hollywood hopefuls make their dreams a reality.

Are College Degrees Worth the Money?

Investments in higher education may not be paying off for a majority of college graduates. New research has found that just 35 percent of working adults with at least a bachelor's degree say that most of what they learned in school is applicable to their current career choice.

Mom's Personality Key to Whether Baby Get the Breast or Bottle

Personality traits such as extraversion or being prone to anxiety may influence whether a new mom breast-feeds or chooses formula, a new study in the United Kingdom found.

Barbie On Mars: Why Iconic Doll Launched on Cosmic New Career

Mars, meet Barbie.

One Year on Mars: Curiosity Rover's Chief Scientist John Grotzinger Speaks Out

One year ago Monday (Aug. 5), NASA's Mars rover Curiosity pulled off a stunning and unprecedented landing inside Gale Crater, kicking off a two-year surface mission to determine if the Red Planet could ever have supported microbial life.

Bizarre Liquid More Stable Than Solid Crystal

Cool anything down enough, and it becomes a crystal solid, according to traditional physics theories. But that might not always be so, and two scientists think they have found cases where a liquidlike state is more stable than the solid crystal, in a reversal of the norm.

Trove of Ancient Marsupial Fossils Discovered in Australia

Paleontologists have uncovered a fossil field in Australia that fills a large gap in the continent's environmental history, and contains several previously unknown ancient species of marsupials and bats.

Scientists Make the Smallest Mona Lisa

The enigmatic image is perhaps the most reproduced in art history, but it's never before been painted on such a small canvas.

Squee! Octopus Hatchling Spotted by Deep-Sea Explorer

A teeny octopus hatchling still cradled in its egg, a bubblegum pink coral and a bug-eyed bobtail squid are among the darling creatures spied by a deep-ocean explorer plying canyons off the northeastern coast of the United States.

First taste of test-tube burger declared 'close to meat'

By Kate Kelland, Health and Science Correspondent LONDON (Reuters) - The world's first laboratory-grown beef burger was flipped out of a petri dish and into a frying pan on Monday, with food tasters declaring it tasted "close to meat". Grown in-vitro from cattle stem cells at a cost of 250,000 euros ($332,000), the burger was cooked and eaten in front of television cameras to gain the greatest media coverage for the culmination of a five-year science experiment. ...

An End to Sunburn Pain: Scientists Say It's Possible

For sun worshipers, the sting of the sunburn is sometimes the price of bronzed skin, but it doesn't have to be that way, according to researchers.

City Living May Boost Risk of Postpartum Depression

Women living in large urban areas may face a higher risk of developing postpartum depression, a new study reports.

Preschool Obesity Rates Finally Drop in Some States

For the first time in decades, there has been a widespread decrease in obesity rates among low-income preschoolers, according to a new report from the Centers for Disease Control and Prevention.

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