scientific study

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You Age More Rapidly When You're 44 and 60
We Age
Dramatically
at 44 and 60
new study
Aug 14, 2024 2:52 PM CDT

We Age Dramatically at 44 and 60

Study found 'nonlinear patterns in molecular markers of aging'

(Newser) - If the mirror has felt a little less kind than usual lately, and you happen to be 44 or 60, science may have just proved you aren't imagining things. A new study published in Nature Aging has found that rather than change at a slow and steady pace, our...

Scientists Find Earth Warming at High but Steady Rate

Increase was mostly attributed to human activity

(Newser) - The rate Earth is warming hit an all-time high in 2023, with 92% of last year's surprising record-shattering heat caused by humans, top scientists calculated. The group of 57 scientists from around the world used United Nations-approved methods to examine what was behind last year's deadly burst of...

NASA Spots Grape Disease Early, From the Sky
NASA Spots Grape Disease
Early, From the Sky
New Study
Aug 13, 2023 2:20 PM CDT

NASA Spots Grape Disease Early, From the Sky

Innovation could be a huge benefit to vineyards

(Newser) - Up to 30% of global grape harvests fall prey to pathogens including bacteria, mold, and viruses each year. Now, the Sacramento Bee reports that there's hope on the horizon: Researchers using tech from NASA's Jet Propulsion Lab detected early signs of a grape disease before it could...

Researchers Warn About Microwaving Plastic
Researchers Warn About
Microwaving Plastic
in case you missed it
Aug 6, 2023 7:45 AM CDT

Researchers Warn About Microwaving Plastic

Just three minutes in a microwave can unleash billions of nanoparticles, says study

(Newser) - A new study may give you pause before putting anything plastic in the microwave. University of Nebraska-Lincoln researchers found that microwaving plastic baby food containers released both micro- and smaller nanoplastics, reports Wired . The study in Environmental Science & Technology was conducted by Kazi Albab Hussain and UN-L colleagues after...

It's Blinked in Space Every 22 Minutes for 30 Years

Astronomers never spotted unusual magnetar because they didn't expect it to be there

(Newser) - Writer Aldous Huxley said "consistency is contrary to nature." He'd maybe never heard of neutron stars or fast radio bursts. A study noted by Gizmodo and published in Nature found that a rotating neutron star with a powerful magnetic field, or a magnetar, has puzzled astronomers since...

Orca Moms Fight for Sons Even Into Old Age
Older Orca Moms
Defend Sons in Fights
New Study
Jul 30, 2023 12:00 PM CDT

Older Orca Moms Defend Sons in Fights

Males have less injuries in the presence of mothers, even after moms' menopause

(Newser) - Orca moms look after their sons for a surprisingly long time, a new study suggests. Researchers from the UK's University of Exeter found that killer whales who have passed through menopause will defend their adult male offspring in fights, though they don't appear to provide the same protection...

Detecting COVID May Get a Lot Easier
Detecting COVID
May Get a Lot Easier
New Study
Jul 22, 2023 4:30 PM CDT

Detecting COVID May Get a Lot Easier

Researchers develop a portable device that can detect it in a room's air in a few minutes

(Newser) - Researchers have developed a portable gizmo the size of a microwave that can determine if COVID is present in the air of a room in five minutes, reports Science News . The new tool described in Nature is akin to an air-quality monitor and can detect the airborne virus in real...

Snakes Appear to Comfort Each Other
Snakes
Appear
to Comfort
Each Other
New Study
Jul 22, 2023 7:10 AM CDT

Snakes Appear to Comfort Each Other

How ssssssssweet

(Newser) - Only the most adamant reptile lover would use words like "cuddly" or "sweet" where snakes are concerned. New research, however, has found that the cold-blooded creatures may have some semblance of emotional life, even comforting fellow legless wonders when they are upset. CNN reports that a study published...

Shrinking Great Salt Lake Is Making Utah Dustier
Utah's Famously White Snow
Is Getting Dusty
New Study
Jul 9, 2023 3:45 PM CDT

Utah's Famously White Snow Is Getting Dusty

Scientists say the shrinking Great Salt Lake is a big factor, with serious implications

(Newser) - Dust blowing off the dry areas around the receding Great Salt Lake is coating the famously ski-friendly pure white snow on nearby slopes and causing early melting—a big problem with wide-ranging effects for Utah, reports Smithsonian Magazine . In a study published by Environmental Research Letters , University of Utah hydrologist...

Curly-Haired People: You Are Cooler Than Others
Curly-Haired
People: You
Are Cooler
Than Others
New Study
Jul 1, 2023 8:30 AM CDT

Curly-Haired People: You Are Cooler Than Others

Literally

(Newser) - A new Penn State study reported by Smithsonian Magazine has determined that humans in general evolved with more hair on our heads for a reason: to cool off our growing brains. And according to the researchers who authored the paper published in Proceedings of the National Academy of Sciences , curly-haired...

Heavy Drinkers Have Greater Tolerance, Right? Not So Much

Study suggests it's largely a myth

(Newser) - It's a common dramatic trope: Steely-eyed people squaring off in a boozy drinking duel, usually ending with someone passing out on the floor while their opponent seems relatively clear-eyed in victory. Research done by the University of Chicago found that the heavy drinker with high tolerance, however, is mostly...

Young People Are Really Into Their Shrooms These Days

From 2018 to 2021, young adults' use of hallucinogens nearly doubled

(Newser) - Not in several decades have young adults in the United States done so much tripping on hallucinogens. That's the upshot of a new study that found the use of such mind-altering drugs nearly doubled from 2018 to 2021. According to research published in the journal Addiction , based on stats...

5 Shark Species Have Seen 'Jaw-Dropping' Losses
5 Shark Species See
'Frightening' Losses
New Study
Jun 16, 2023 12:18 PM CDT

5 Shark Species See 'Frightening' Losses

A thorough survey sees some species of reef sharks have plummeted by 60% to 73%

(Newser) - In a comprehensive survey of shark and manta ray populations in nearly 400 coral reefs on Earth, scientists made an alarming discovery, reports the Washington Post : Five shark species known to call those reefs home have declined at a devastating rate of between 60% and 73% in the last 50...

Ancient Lucy Could've Walked Much Like Us
Ancient Lucy
Had Some Pretty
Powerful Legs
NEW STUDY
Jun 15, 2023 9:55 AM CDT

Ancient Lucy Had Some Pretty Powerful Legs

Knee extensor muscles were like modern humans', meaning she could have walked like us: researcher

(Newser) - Part of the reason the human ancestor known as Lucy is so famous is that her bones, discovered in Ethiopia in 1974, indicated her hominin species, Australopithecus afarensis, was among the first to walk on two legs more than 3 million years ago. But what would her long-vanished muscles tell...

We Like Hearing Nice Sounds in Our Left Ears
Want to Whisper Something
Nice? Use the Left Ear
New Study
May 28, 2023 4:00 PM CDT

Want to Whisper Something Nice? Use the Left Ear

Researchers find a pronounced preference through brain scans

(Newser) - If you've ever noticed a subtle bias toward your left ear when enjoying some pleasant singing or the mellifluous voice of your favorite podcaster, it's not just you. IFL cites a study published in Frontiers in Neuroscience that details how a team of Swiss researchers discovered that our...

These Guys Get by on 2 Hours of Sleep a Day
These Guys Get by on
2 Hours of Sleep a Day
New Study
Apr 21, 2023 10:39 AM CDT

These Guys Get by on 2 Hours of Sleep a Day

Researchers matched northern elephant seal brain waves with diving patterns to monitor how they sleep

(Newser) - If you're still drinking coffee and blinking sleep out of your eyes, you might feel sympathy for the northern elephant seal. NPR reports that in a newly-published study, researchers found the huge mammals—known for the way the males' noses resemble elephant trunks—sleep less than just about any...

Creation of Mice From 2 Males Raises Possibilities: Scientists

Researchers don't know yet whether their technique would work in human stem cells

(Newser) - For the first time, scientists have created baby mice from two males. This raises the distant possibility of using the same technique for people—although experts caution that very few mouse embryos developed into live mouse pups and no one knows whether it would work for humans, the AP reports....

Research Suggests a Link Between Chemical, Parkinson's

Environmental factors must be behind proliferation of disease, expert says

(Newser) - A widely used, cancer-causing industrial chemical could be one factor in the rapid increase in Parkinson's disease, new research shows. Thousands of US sites are contaminated by trichloroethylene, which has been employed to remove paint, gunk from jet engines, and stains from shirts by dry cleaners, the Los Angeles ...

53 Species Aren't Mute After All


53 Species
Aren't Mute
After All
new study
Nov 26, 2022 3:10 PM CST

53 Species Aren't Mute After All

Recordings show some turtles won't stop making noise

(Newser) - Turtles evolved millions of years ago and live in nearly every type of climate, according to Live Science , so it makes sense that they've have something to say. New research suggests they do, documenting noises made by 53 species—50 of them turtles—that had been thought to be...

Sleep Loss Can Make People More Selfish
Miss a Little Sleep, and
We're All About Ourselves
new study
Aug 24, 2022 7:20 PM CDT

Miss a Little Sleep, and We're All About Ourselves

As little as an hour lost can make people less willing to help others, researchers say

(Newser) - If a bad night's sleep makes you feel like you're of no use to anyone, there's evidence to back that up. Research suggests that losing as little as one hour of sleep can decrease the desire to help other people, including friends and family, the Guardian reports....

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