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Stories 61 - 80 | << Prev   Next >>

ADHD May Have Been Evolutionary Advantage
ADHD May Have Been
Evolutionary Advantage
NEW STUDY
Feb 22, 2024 12:33 PM CST

ADHD May Have Been Evolutionary Advantage

Study involving online berry-picking suggests ADHD is 'adaptive specialization for foraging'

(Newser) - Traits associated with attention-deficit/hyperactivity disorder (ADHD) can include difficulty concentrating, hyperactivity, and impulsiveness. Though such traits are often viewed negatively, it really depends on the environment. Research has backed the "evolutionary mismatch" theory that argues traits of neurodivergence, though perhaps disadvantageous in our hyperstimulated modern world, provided an evolutionary...

This Is the Fastest-Growing Black Hole Ever Discovered

'This quasar is the most violent place that we know in the universe,' says lead scientist

(Newser) - Astronomers have discovered what may be the brightest object in the universe, a quasar with a black hole at its heart growing so fast that it swallows the equivalent of a sun a day. As the AP reports, the record-breaking quasar shines 500 trillion times brighter than our sun. The...

&#39;Aloof&#39; Big Cats Are Partial to Keepers&#39; Voices
Big Cats Are
Like Pet Cats
in One Big Way
in case you missed it
Feb 18, 2024 10:15 AM CST

Big Cats Are Like Pet Cats in One Big Way

Familiar human voices draw longer, more intense responses than unfamiliar ones, researchers show

(Newser) - Domestic cats can tell their owner's voice apart from other humans, and apparently their larger cousins have that same capability, according to new research out of Michigan's Oakland University. In the study published Thursday in the PeerJ—Life and Environment journal, scientists wanted to see if tigers, cheetahs,...

Viagra Study Provides &#39;Food for Thought&#39;
Viagra Study
Provides 'Food
for Thought'
in case you missed it
Feb 18, 2024 7:00 AM CST

Viagra Study Provides 'Food for Thought'

Researchers find correlation between Viagra prescriptions, lowered Alzheimer's risk

(Newser) - It's an intriguing study that provides "food for thought," as its lead author puts it. Researchers found men who'd been prescribed Viagra and similar PDE5 inhibitor drugs were 18% less likely to develop Alzheimer's over a five-year period than those who hadn't been prescribed...

Scientists Followed 20 Polar Bears. Their Findings Are Grim

The creatures are starving as climate change causes ice melt and they can't access main prey

(Newser) - Imagine being a nursing mom who can't produce milk because you're starving, or trying to swim more than 100 miles after not eating for days. Those are just a couple of the scenarios Time notes are now plaguing polar bears in the Arctic as sea ice continues to...

Dino &#39;From Hell&#39; Suggests There Was No Decline
Dino 'From Hell' Suggests
There Was No Decline
NEW STUDY
Feb 1, 2024 12:50 PM CST

Dino 'From Hell' Suggests There Was No Decline

New caenagnathid species, and a possible second, suggest this dino family was doing fine

(Newser) - Paleontologists have been debating whether the asteroid that killed non-avian dinosaurs took out a varied group of thriving reptiles or one already in decline . Now, researchers say they've discovered a new dinosaur species whose very existence disputes the latter argument. The argument is largely based on apparent declines in...

For These 5, Alzheimer&#39;s Was Medically Acquired
Medical Miscue May Have
Given Patients Alzheimer's
NEW STUDY
Jan 30, 2024 11:49 AM CST

Medical Miscue May Have Given Patients Alzheimer's

Study suggests disease was triggered by human growth hormone shots derived from cadavers

(Newser) - Doctors once sought to make very short children taller by injecting them with growth hormone taken from the brains of dead people. The procedure was banned 40 years ago—and cadaver-derived pituitary growth hormone (c-hGH) replaced with a synthetic version—when scientists discovered patients had also received bits of protein...

For These Alzheimer&#39;s Patients, the Eyes Offer a Clue
For These Alzheimer's Patients,
the Eyes Offer a Clue
in case you missed it
Jan 28, 2024 7:00 AM CST

For These Alzheimer's Patients, the Eyes Offer a Clue

Vision issues may be early sign of posterior cortical atrophy, a rare form of the disease

(Newser) - Alzheimer's patients typically begin to show signs they have the disease via memory issues, but for some patients, an early warning sign arrives another way. Per the Washington Post , there's a rare variant of the condition, called posterior cortical atrophy , in which patients start having vision problems early...

In States With Abortion Bans, This Number Stands Out

There were 520K rapes in 14 states, resulting in 64K pregnancies

(Newser) - In September 2021, Texas Gov. Greg Abbott insisted that his state's strict six-week abortion ban was adequate time for women to obtain an abortion, and that he would "eliminate all rapists" in his state, implying that pregnancies from rape in Texas would eventually no longer be an issue....

State Stumps Bigfoot Research
State Stumps Bigfoot Research
new study
Jan 24, 2024 6:10 PM CST

State Stumps Bigfoot Research

Analysis ties sightings to bear population but can't explain Florida

(Newser) - The black bear has long been a potential suspect in Bigfoot sightings. The size fits, as a bear can go about 7 feet tall when standing on two legs. And researchers have pointed out before that sasquatch sightings have been heavy in areas with lots of black bears . This study...

Wearing Hearing Aids Could Be a Lifesaver
Wearing Hearing Aids
Could Be a Lifesaver
NEW STUDY
Jan 13, 2024 7:45 AM CST

Wearing Hearing Aids Could Be a Lifesaver

Study found the devices could reduce risk of early death by 24%

(Newser) - People with hearing loss overwhelmingly opt not to wear hearing aids, but a new study makes a strong case for scheduling a trip to the ENT. While the benefits hearing aids can contribute to long-term health have long been established, research now suggests that people who wear them are more...

Ancient DNA Provides 'Quantum Leap' in Understanding of MS

Herders who migrated to Europe 5K years ago brought increased risk of disease, researchers say

(Newser) - Around 5,000 years ago, a people called the Yamnaya swept into northwestern Europe on horseback, bringing their wagons, cattle, and sheep—along with genes that researchers believe are responsible for higher rates of multiple sclerosis in the region today. In a study published in the journal Nature , researchers say...

On Climate Studies, Meet the 'Worst-Worst-Case Scenario'

Renowned scientist's new study warns that a feared acceleration of warming is already underway

(Newser) - As the world puts to bed the hottest year on record, the Washington Post calls attention to a study suggesting we haven't seen anything yet. The paper by renowned climate scientist James Hansen—the New York Times notes that it was Hansen's testimony before Congress 35 years ago...

Your Snacking Habits Really Do Add Up
Your Snacking Habits
Really Do Add Up
in case you missed it
Dec 23, 2023 11:00 AM CST

Your Snacking Habits Really Do Add Up

Study finds Americans eat roughly a meal's worth of calories in snacks each day

(Newser) - Those snacks you're grabbing between meals add up, or so says a new study out of the Ohio State University. A survey of nearly 24,000 Americans over age 30 indicates our snacking clocks in at an average 400 to 500 calories a day—or between 19.5% and...

We Now Know What Causes Morning Sickness
We Now Know What
Causes Morning Sickness
in case you missed it
Dec 17, 2023 7:15 AM CST

We Now Know What Causes Morning Sickness

Scientists point to hormone GDF15, a discovery that raises hopes for a possible cure

(Newser) - Pregnant women may soon no longer have to dread that gestational malady known as morning sickness, a condition marked by nausea and throwing up, usually at its worst in the first trimester. In new research published Wednesday in the journal Nature , scientists say they're now focusing on one particular...

In Dating and Hiring Decisions, Acne Factors In
People Avoid Others
Who Have Bad Acne
NEW STUDY
Dec 13, 2023 12:48 PM CST

People Avoid Others Who Have Bad Acne

Survey finds people with pimples face social, professional stigma

(Newser) - Research has shown acne takes a toll on emotional health , leading to low self-esteem and depression. Now, new research focusing on how society views people with acne, as opposed to how they view themselves, is highlighting further difficulties both in social and professional life. For instance, researchers found people are...

After Years of Research, Expert Advice: Burn California's Forests

Burning, thinning, or a combination of both found to make trees more resilient to wildfire, drought

(Newser) - The findings of a 20-year study on the health of California forests will come as no surprise to Native Americans, whose ancestors traditionally managed land through controlled fires . The study out of the University of California-Berkeley confirms that prescribed burning, the use of controlled fire to clear debris; restoration thinning,...

Buds Dormant for Centuries Save Redwoods After Fire
Redwoods Surprise Scientists
With a Survival Tactic
IN CASE YOU MISSED IT
Dec 9, 2023 12:10 PM CST

Redwoods Surprise Scientists With a Survival Tactic

Decades-old reserves of carbon brought centuries-old buds to life

(Newser) - You don't survive up to 2,000 years without learning a trick or two, and ancient redwoods in California have revealed one of theirs to researchers. Some of the trees that were thought to have been damaged beyond repair during 2020 wildfires in Big Basin Redwoods State Park are...

After 3 Months of Wasabi, Subjects Saw 'Dramatic Change'

Those who ingested wasabi saw 'dramatic change' in participants' short- and long-term memory

(Newser) - Want to boost your memory? Smear some extra wasabi on your sushi. That's the findings out of Japan's Tohoku University, where a team of scientists have found that indulging in the spicy green condiment can improve both short-term and long-term memory. In the double-blind, randomized study published in...

For Many, Consequences of Giving Birth Go on for Years

Research finds more than a third of postpartum patients suffer long-term health issues

(Newser) - Researchers are calling for more of a spotlight on the long-term health of postpartum patients following the release of a study showing that more than a third of them suffer from lasting issues after giving birth, per the World Health Organization , one of the study's supporters. In the study...

Stories 61 - 80 | << Prev   Next >>