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Read the latest news stories about recent scientific discoveries on Newser.com

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Anesthesia May Harm Young Kids&#39; Brains
Anesthesia May Harm
Young Kids' Brains
study says

Anesthesia May Harm Young Kids' Brains

Study finds lower intelligence, language development

(Newser) - A new study out of the University of Cincinnati suggests that kids who need general anesthesia before the age of 4 might suffer the consequences years later with lower IQs. In the study published in Pediatrics, researchers looked at 106 kids ages 5 to 18, half of whom had surgery...

Study Tracks Pot 'Use' —of Kids Under 6

Exposure rate up 147.5% between 2006 and 2013

(Newser) - When you think about dangerous things your young child might accidentally ingest, pills, marbles, and common household cleaners probably come to mind. But a new study out of Ohio's Nationwide Children's Hospital suggests pot should be added to the list. Researchers found that more kids are being exposed...

Female Veteran Suicide Rate 'Obscenely High'

They kill themselves at 6 times civilian rate

(Newser) - Women are generally a lot less likely to kill themselves than men, but female veterans are an exception with shockingly high suicide rates, according to new Veterans Affairs Department research. Among women of all ages who have served in the military, the suicide rate is 28.7 per 100,000—...

Scientists Explore Secret Cave to Unlock Climate Mystery

Experts begin digging at Persistence Cave in South Dakota

(Newser) - Scientists have found remains of three animals at the mouth of an unexplored cave in South Dakota's Black Hills, along with other bones dating back almost 11,000 years, and are now on a mission to unearth the cave's opening, the AP reports. What they hope to find:...

Deadlier Melanomas Lurk Outside of Moles
Deadly Skin Cancer Doesn't Grow in Moles Alone
NEW STUDY

Deadly Skin Cancer Doesn't Grow in Moles Alone

Some 70%-80% of melanomas aren't associated with moles

(Newser) - Out of the 74,000 people expected to be diagnosed with melanoma this year, almost 10,000 will die, the National Cancer Institute estimates. But skin cancer doesn't grow in moles alone, researchers reported earlier this month at the American Society of Clinical Oncology annual meeting. In fact, based...

Behind Chalkboard, an Enchanting Century-Old Find

Construction uncovers lessons from 1917

(Newser) - Chalkboard drawings are made to be erased, but a set of them at an Oklahoma City high school managed to outlive all the teachers and students involved. Workers at Emerson High School removing old chalkboards were amazed to find another set of chalkboards underneath that had not been touched since...

New Marsupial Mates to the Point of Death
 This Animal Mates 
 to the Point of Death 
in case you missed it

This Animal Mates to the Point of Death

It's actually a real threat to the species

(Newser) - The good news: Scientists have discovered two new species of dusky antechinus to add to the three others found in the last few years for a 50% boost in diversity among the Australian mammals. The bad news: Three of the new species are already threatened by climate change, feral animals,...

5 Odd Things That Raise Your Chances of Divorce
5 Odd Things That Raise
Your Chances of Divorce
in case you missed it

5 Odd Things That Raise Your Chances of Divorce

Including your commute time

(Newser) - A cheating spouse is one obvious reason for divorce, but Prevention rounds up several other weird factors, for reasons that aren't always clear. A sampling:
  • Long commute: When one or more spouse travels 45 minutes or more each way, the rate of divorce ticks up.
  • Peer pressure: People are
...

Study: Who&#39;s More Likely to Cheat in a Relationship
Study: Who's More Likely
to Cheat in a Relationship
in case you missed it

Study: Who's More Likely to Cheat in a Relationship

Breadwinners are less likely to cheat than those who are economically dependent

(Newser) - What's the likelihood your spouse will cheat on you? University of Connecticut professor Christin Munsch attempts to answer that question through an economic lens in a study published today in American Sociological Review . Munsch looks at how likely it is a breadwinner will cheat—as well as how likely...

5 Most Incredible Discoveries of the Week

Including a 'stunning' brain find and pot-smoking foragers

(Newser) - A glacial mystery solved and a shipwreck first make the list:
  • Discovery of Hidden Vessel in Brain Called 'Stunning' : And "dazzling," and "landmark." The revelation by a UVA researcher of a lymphatic vessel in a mouse's brain—a vessel that's not supposed to
...

Gay Couples Are Doing This Better

They're better at sharing chores

(Newser) - In traditional, opposite-sex relationships, most women still do the vast majority of chores—regardless of how many hours they work or how much money they make. But for same-sex couples, where there isn't the traditional gender-based division of labor to fall back on, the chores are more often shared...

$25 Blood Test Finds Every Virus You've Ever Had

VirScan lets doctors scan for hundreds of viruses at once

(Newser) - Blood tests can reveal a lot about you, from your suicide risk to your need for antibiotics . Now, researchers at Howard Hughes Medical Institute say a simple blood test can identify every virus you've ever had. From just a single drop of blood, VirScan can detect the remains of...

Mystery of Vanishing Glacial Lakes Solved

Meltwater causes tension on lake bottoms, spawning hydrofractures

(Newser) - For years, scientists have known glacial lakes can rapidly empty themselves of billions of gallons of water—in at least one case, faster than the speed at which water flows over Niagara Falls. Now, they finally know how it's done. Researchers had guessed that the weight of the water...

Discovery of Hidden Vessel in Brain Called 'Stunning'

It may rewrite textbooks on immune system, has implications for Alzheimer's

(Newser) - It may not sound like much to those without neuroscience degrees: A researcher at the University of Virginia spotted a lymphatic vessel while studying the brain of a mouse. But the reason words like " stunning ," " dazzling ," and " landmark " are being used to describe the...

The Ultimate Password: Your Thoughts?

Researchers say brainwaves have potential as an ultra-secure method

(Newser) - If typing in 12345 represents the most unsafe extreme of the password spectrum, researchers at Binghamton University suggest this represents the safest: your own brainwaves. As they explain in a post at Eureka Alert , the scientists read dozens of acronyms to volunteers and measured their brains' reaction to them. The...

Want to Nag Your Spouse About Health? Use This Study

If his or her health is poor as you age, your quality of life may suffer

(Newser) - Learning a new language might help you fight the effects of aging, but new research out of the University of Arizona suggests at least two factors affecting your quality of life are out of your hands—and in those of your spouse. Over six years, 8,000 married couples...

Chimpanzees Want to Cook Their Food
 Chimpanzees Want 
 to Cook Their Food 
STUDY SAYS

Chimpanzees Want to Cook Their Food

But they lack fire, and the right 'social skills'

(Newser) - Chimps: the frustrated chefs of the animal kingdom? Humans are the only creatures to cook their food, but our closest relatives have the mental ability to cook and are more than happy to do so when given a chance, according to a new study. Scientists confirmed that chimps prefer cooked...

Stand Up, Desk Jockeys —for at Least 2 Hours a Day

Guidelines say to eventually bump that to 4 hours to combat sedentary sitting

(Newser) - Office lackeys may spend up to 75% of their workday sitting, which can lead to serious health consequences . That's why an international panel now recommends office workers stand at least two hours a day, eventually bumping that to four hours, per a press release . The new guidelines, published in...

Tallest Redwood in Muir Woods Not So Old After All

Ring analysis shows Tree 76 is a mere 777 years old—not 1,500

(Newser) - You had us all fooled, Tree 76. Up til now, scientists believed that the tallest redwood in California's Muir Woods was about 1,500 years old, the Los Angeles Times notes. But the 249-foot-tall giant—or, as the San Francisco Chronicle now refers to it, "a puerile sprig...

How 'Pygmy' People's Rampant Pot Use Protects Them

May lower rates of infection by parasitic intestinal worms: study

(Newser) - Marijuana was a painkiller in ancient Egypt and an anesthetic in ancient China and Taiwan, Medical Daily reports. Now, an anthropologist says the Aka foragers of the Central African Republic may be unconsciously using the plant to ward off parasitic intestinal worms. Ed Hagen of Washington State University Vancouver surveyed...

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