scientific study – News Stories About scientific study - Page 23

See Something Traumatic?
Don't Sleep Right Away

study says

Jan 18, 2012 4:52 PM CST

See Something Traumatic? Don't Sleep Right Away

You might lock in those nasty memories: Study

(Newser) - Snoozing after experiencing a traumatic event might forge the negative memories and emotions in the brain, a new study suggests. UMass researchers exposed 100 adults to unsettling images and then allowed half to sleep and kept the other half awake. Twelve hours later, the subjects who stayed up displayed a...

Gossip Is Good for You

study says

Jan 18, 2012 4:06 PM CST

Gossip Is Good for You

And it helps society, too, says a new study

(Newser) - Dishing dirt behind someone's back is a beneficial activity, say scientists. Spreading gossip—defined as alerting others that a person has behaved badly—helps maintain social order and even lowers the stress of the gossiper, according to a new study out of UC Berkeley and reported by the San ...

Mouse Sperm Grown in Lab

Jan 3, 2012 1:22 PM CST

Mouse Sperm Grown in Lab

Could someday mean infertile men can father babies

(Newser) - In what could be a breakthrough for men battling with infertility, scientists were recently able to grow mouse sperm in a lab. Scientists hope to someday use the same process to grow human sperm, which could mean that infertile men would be able to father children of their own, the...

Why Loud Music
Makes Us Drink More

Dec 16, 2011 2:27 PM CST

Why Loud Music Makes Us Drink More

New findings show music can make alcohol taste sweeter

(Newser) - Make sure you have a designated driver the next time you head to a rock concert: Booze tastes sweeter when it's drunk in an environment where loud music is playing, which means blaring tunes could lead to excessive alcohol consumption, finds a new study. "Since humans have an...

Teens Smoking More Pot
but Drinking Less

Dec 14, 2011 2:30 PM CST

Teens Smoking More Pot but Drinking Less

Annual study shows 4th straight increase in marijuana use

(Newser) - Pot smoking among teenagers is increasing while teen alcohol consumption has sunk to historic lows, according to a national survey . Of 47,000 American students surveyed, 36.4% of 12th-graders had used marijuana in the past year, up from 32% in 2007, as had 28.8% of 11th-graders and 12....

On the Horizon:
Terminator-Style
Contact Lens

Nov 22, 2011 1:19 PM CST

On the Horizon: Terminator-Style Contact Lens

It's a long way off (but it's safe for rabbits)

(Newser) - Screens are so 20th century. An international team of engineers is working on the next leap in digital display technology—a contact lens that could project your email, text messages, and all sorts of other information straight onto your retina, Terminator-style, Discovery News reports. Right now they’re a long,...

Science Journals
Rife With Error, Fraud

Aug 10, 2011 2:36 PM CDT

Science Journals Rife With Error, Fraud

Retractions up 15-fold over past decade in 11,600 scientific publications

(Newser) - The number of retractions in scientific journals has surged 15-fold over the past decade, rising to 339 last year from 22 in 2001—far faster than the 44% increase in the number of articles published over the same period, reports the Wall Street Journal in an investigation of 11,600...

Disturbed Sleep
Hurts Memory

study says

Jul 26, 2011 5:14 PM CDT

Disturbed Sleep Hurts Memory

Brain needs deep sleep to decide what to retain

(Newser) - Interrupted sleep can have adverse effects on our memories, a study suggests—a theory that could help explain memory troubles among sleep apnea and Alzheimer’s patients. Researchers disrupted sleep in mice using specialized light techniques, the BBC reports, and the mice later had more trouble recognizing objects that should...

Sedentary Lifestyle? You
May Want to Drink Red Wine

Sedentary Lifestyle? You May Want to Drink Red Wine

Resveratrol helps fight side effects of sedentary lifestyle: study

(Newser) - An ingredient in red wine makes it a healthy treat for astronauts, according to a new study that could have some earth-bound implications. Scientists found that resveratrol, long considered a "healthy" ingredient in red wine, helps fight some of the negative side effects of being weightless—and possibly of...

Save
Humanity:
Have Sex

study says

Jul 8, 2011 2:25 PM CDT

Save Humanity: Have Sex

Sexual reproduction confers evolutionary benefits

(Newser) - Scientists have long theorized that sexual reproduction was better, evolutionarily speaking, than its asexual counterpart—and now they’ve got some evidence. Researchers in Britain found that sexually-reproducing worms were better at staying “one evolutionary step ahead” of parasites than asexual versions of the same worm, NPR reports. That...

Air Pollution Tied
to Brain Damage

study says

Jul 5, 2011 3:03 PM CDT

Air Pollution Tied to Brain Damage

May cause learning and memory troubles, depression: Study

(Newser) - Air pollution isn’t just a threat to the heart and lungs: It can also affect learning, memory, and mood, researchers find. They exposed mice to extended periods of polluted or filtered air, and found that those exposed to pollution were slower to learn, quick to forget, and possibly more...

To Get Workers
Working, Try
Sarcasm

study says

Jun 5, 2011 10:56 AM CDT

To Get Workers Working, Try Sarcasm

It helps them solve creative problems, study suggests

(Newser) - Hiring a new manager? Give Jerry Seinfeld a call. Sarcasm prompts employees to speed through tasks that require creative problem-solving, Israeli research suggests. Simple fury at your staff can also get them working quickly, but it’s only effective for more straightforward tasks. “The incongruent information inherent in sarcasm...

No Need for Guilt:
Gossip Helps Us

study says

May 20, 2011 12:25 PM CDT

No Need for Guilt: Gossip Helps Us

It can actually protect us, researchers say

(Newser) - Gossip needn’t prompt guilt: It’s an evolved self-protection technique, scientists say. Researchers showed subjects images of people and provided a little information about them, some of it banal, some of it positive or negative gossip, the Daily Mail reports. An image of a person was then placed in...

New Hidden Danger: Ski Wax

Mar 20, 2011 9:06 AM CDT

New Hidden Danger: Ski Wax

They can cause PFCs to build up in the blood

(Newser) - Bad news for ski addicts who crave speed: The ski wax that makes skis go faster could cause cancer. Scientific American reports on new research that suggests ski wax users are exposed to perfluorochemicals, with potentially deadly results. Two recent studies found high levels of PFCs in the blood of...

Happy Teens More Likely
to Become Divorced Adults

study says

Mar 6, 2011 9:36 AM CST

Happy Teens More Likely to Become Divorced Adults

Study of 2,276 people returns surprising result

(Newser) - Here's a less-than-intuitive finding: Happy teens are more likely to end up divorced than unhappy teens. The tidbit came out of a larger study of happiness, in which researchers looked at data on 2,276 people—that had been collected since they were born in 1946. A number of their...

Out-of-Body
Experience?
Nope, You're
Just Confused

study says

Feb 19, 2011 1:47 PM CST

Out-of-Body Experience? Nope, You're Just Confused

It's all a matter of a disoriented brain: scientists

(Newser) - Out-of-body experiences may feel spiritual—but scientists say they can explain them without reference to the supernatural: conflicting senses create the experience by addling the brain, they say. To explore the idea, researchers attached subjects to virtual-reality goggles that showed them a 3D-enhanced avatar of themselves. At one point, they...

Pessimism Can Block
Medicine's Effects

study says

Feb 17, 2011 9:44 AM CST

Pessimism Can Block Medicine's Effects

Study subjects' pain fluctuates based on belief in treatment

(Newser) - Patients who think their medicine won’t work may find that is indeed the case—just because they thought as much, a study finds. Researchers attached subjects to IV drips and applied heat to their legs, asking them to rate the pain the heat caused them on a scale from...

Rising Sea Could Sink Parts of 180 US Cities by 2100

study says

Feb 17, 2011 6:09 AM CST

Rising Sea Could Sink Parts of 180 US Cities by 2100

Miami, New Orleans among most endangered

(Newser) - By the end of the century, 180 coastal US cities could be partially submerged thanks to rising seas, finds a new study that looked at cities in the Lower 48 with populations of at least 50,000. The climbing sea poses a risk to, on average, 9% of the land...

There's More Dust
Than There Used to Be

study says

Feb 11, 2011 9:27 AM CST

There's More Dust Than There Used to Be

And there's no good way to get rid of it

(Newser) - If you feel like your house is only getting dustier, you may be right: There’s more dust in the world now than there once was, a study finds. In fact, the amount of airborne dust doubled in the 20th century. Where's it all coming from? There are a few...

More Than 10% of
Planet's Adults Obese

Feb 4, 2011 9:28 AM CST

More Than 10% of Planet's Adults Obese

Study also find US has highest BMI among high-income countries

(Newser) - Almost half a billion adults—10% of the adult population worldwide—were obese as of 2008, a new study finds. That’s nearly twice the 1980 rate, reports Scientific American . On average, each decade has seen a body mass index inch up 0.4 to an average of 23.8...