scientific study

Stories 21 - 40 | << Prev   Next >>

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....

Researchers Partially Reverse Death in Pig Organs

OrganEx technology could change the medical definition of death

(Newser) - Yale University researchers have come up with an apparent cure for death, at least in pig organs. In research published in the journal Nature , researchers said their OrganEx system, which uses a network of pumps, filter, and tubing, restored circulation and repaired damaged cells in pigs that had been dead...

Study Finds Your Love Language Really Matters
Study Finds Your
Love Language
Really Matters
new study
Jun 26, 2022 9:04 AM CDT

Study Finds Your Love Language Really Matters

Heterosexual couples who use their partner's preferred love language are more satisfied

(Newser) - You've likely heard of the so-called five love languages: words of affirmation, spending quality time together, gift-giving, acts of service, and physical touch. Time reports they were the brainchild of Southern Baptist pastor Gary Chapman, who three decades ago published The Five Love Languages: How to Express Heartfelt Commitment ...

Bacteria Thrive in Dish Sponges, So Experts Have Suggestions
There's Risk
in Using That
Dish Sponge
new study
Jun 8, 2022 7:30 PM CDT

There's Risk in Using That Dish Sponge

Bacteria prefer sponges to brushes, as do many people, experts say

(Newser) - The situation isn't as bad as it sounds, but still, researchers' finding about a kitchen staple would give anyone who draws dish duty pause. "A single sponge can harbor a higher number of bacteria than there are people on Earth," said Trond Møretrø, a research scientist...

Young Spinal Fluid Improves Memory in Older Mice
Fight Against Aging
Enters a 'Whole New Era'
NEW STUDY
May 17, 2022 12:09 PM CDT

Fight Against Aging Enters a 'Whole New Era'

Young spinal fluid is seen to improve memory in older mice, per new research

(Newser) - Researchers are heralding "a whole new era" in the search for Alzheimer's treatments, with a new study suggesting those treatments don't necessarily need to address damage in the brain. Tony Wyss-Coray of Stanford University previously showed infusions of blood from younger animals could reverse the effects of...

The &#39;Scientific Paper&#39; as We Know It Should End
The 'Scientific Paper'
as We Know It Should End
OPINION
Apr 16, 2022 10:50 AM CDT

The 'Scientific Paper' as We Know It Should End

Author makes the case that it's too archaic of a system

(Newser) - Once upon a time, scientific papers were physical things. Today, almost everything can be read online, writes Stuart Ritchie in the Guardian . But while that aspect has changed, the publishing process has not: "We still have scientific papers; we still send them off to peer reviewers; we still have...

Here&#39;s How Vampire Bats Got a Taste for Blood
Here's How Vampire Bats
Got a Taste for Blood
NEW STUDY
Mar 28, 2022 9:10 AM CDT

Here's How Vampire Bats Got a Taste for Blood

There are 13 genes that are missing or no longer work in vampire bats

(Newser) - Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood. They compared the genome of common vampire bats to 26 other bat species and identified 13 genes that are missing or no longer work in vampire bats, reports the AP...

COVID Study Puts Toll at 3 Times Official Count

Researchers say pandemic could have caused 18M deaths worldwide

(Newser) - The World Health Organization has reported that, through 2021, almost 6 million people died in the COVID-19 pandemic. Now a new study has found that the actual total could be three times that estimate: 18.2 million. The real number of deaths "is much higher than simply assessed by...

Our Vision of Legendary Shark Is Flawed
Our Vision of Legendary
Shark Is Flawed
NEW STUDY
Feb 10, 2022 2:03 PM CST

Our Vision of Legendary Shark Is Flawed

Researchers say we actually don't know what giant megalodon looked like

(Newser) - We know Otodus megalodon was a massive shark, about three times as long as the largest great white shark ever recorded. But we don't know much else about the appearance of the beast that swam around Earth's oceans between 3.6 million and 15 million years ago, despite...

This Dino Species Has &#39;Something Never Seen Before&#39;
This Dino Species Has
'Something Never Seen Before'
in case you missed it
Dec 5, 2021 11:40 AM CST

This Dino Species Has 'Something Never Seen Before'

Fossil of dog-sized stegouros shows it had a tail that could slash, slice like an ancient Aztec weapon

(Newser) - A fossil found in Chile is from a strange-looking dog-sized dinosaur species that had a unique slashing tail weapon, scientists reported Wednesday. Some dinosaurs had spiked tails they could use as stabbing weapons, and others had tails with clubs. The new species, described in a study in the journal Nature...

That Emoji Doesn't Always Mean What You Think It Does

Study shows men, women get different emotional impact

(Newser) - Communication is hard. And in fraught or ambiguous situations, or in a context where precision is important, word choice is all important. But what if you aren’t even using words? What does that smiley face even mean? Turns out emoji can mean different things to different people, and the...

Prehistoric Women Were Bad Moms? Not So Fast
Our View of Prehistoric
Mothers May Be Wrong
in case you missed it
Nov 27, 2021 3:30 PM CST

Our View of Prehistoric Mothers May Be Wrong

Study disputes idea they were bad caregivers

(Newser) - A new study suggests that we've been unfairly giving a bad rap to prehistoric mothers. Researchers from the Australian National University say the idea that early women were bad caregivers is based on a faulty interpretation of ancient burial sites, reports the Australian Associated Press . Because lots of infants...

Cats May Have a More &#39;Profound Mind&#39; Than We Thought
Cats May Have a
More 'Profound Mind'
Than We Thought
in case you missed it
Nov 14, 2021 1:45 PM CST

Cats May Have a More 'Profound Mind' Than We Thought

Research shows cats track their owners' movements around the house

(Newser) - If you've ever sensed that your aloof cat, who appears to ignore you, nevertheless seems to know just where you are at all times, you may be onto something. A new study out of Japan shows that cats may actually track their owners as they move around the house,...

Big Whales Eat a Whole Lot More Than We Thought
Big Whales Eat a Whole
Lot More Than We Thought
in case you missed it
Nov 7, 2021 5:10 PM CST

Big Whales Eat a Whole Lot More Than We Thought

We're talking up to 50M calories a day—the equivalent of about 80K Big Macs

(Newser) - It's no surprise that big whales are big eaters, but we may have underestimated just how much the largest varieties are actually consuming. According to new research, baleen whales—which include such species as humpbacks and blue whales—ingest three times more than we previously thought, with some able...

For This Cancer, a &#39;Historic Moment&#39;
For This Cancer,
a 'Historic Moment'
NEW STUDY
Nov 4, 2021 11:32 AM CDT

For This Cancer, a 'Historic Moment'

Cases of cervical cancer slashed by up to 87% thanks to HPV vaccine, new research shows

(Newser) - Hundreds of thousands of women around the world are killed annually by cervical cancer, the fourth most common cancer. Now, a new study offers hope that those fatality numbers could one day be drastically slashed, thanks to what researchers are calling "historic" findings regarding the human papillomavirus, or HPV,...

Boys, Young Men Getting Short End of Mortality Stick
In Deaths of Young
People, a Stark
Gender Gap
NEW STUDY
Nov 2, 2021 1:50 PM CDT

In Deaths of Young People, a Stark Gender Gap

New research finds nearly 2/3 of deaths worldwide in 2019 in 10-24 age group were boys, young men

(Newser) - A group of researchers examined long-term mortality trends among young people, and one finding especially sticks out. Per the study published Saturday in the Lancet journal , males are more likely than their female counterparts to die young, and in many nations, that gender gulf is only getting bigger. The research—...

Researchers Document First Virgin Births by Condors
Genetic Testing
Confirms Condors'
Virgin Births
new study
Oct 29, 2021 4:35 PM CDT

Genetic Testing Confirms Condors' Virgin Births

Parthenogenesis has been documented in other species, but not this one

(Newser) - Endangered California condors can have "virgin births," according to a new study. Researchers with the San Diego Zoo Wildlife Alliance said genetic testing confirmed that two male chicks hatched in 2001 and 2009 from unfertilized eggs were related to their mothers. Neither was related to a male. The...

Research May Hold Answer to the Mystery of Identical Twins

Scientists find shared marks atop the siblings' DNA

(Newser) - Scientists may have discovered the key to why some twins are born identical, a milestone that could help develop treatments for congenital disorders that affect identical twins more often. An international team of scientists at Vrije Universiteit in Amsterdam found a DNA signature shared by identical twins, the Guardian reports....

Teen&#39;s Video Inadvertently Affects Thousands of Studies
Teen's Video Inadvertently
Affects Thousands of Studies
in case you missed it
Oct 2, 2021 6:30 AM CDT

Teen's Video Inadvertently Affects Thousands of Studies

Sarah Frank's tips on 'side hustles' led to a deluge at site used by social scientists

(Newser) - The Verge has a strange tale about how a well-meaning teenager inadvertently messed up more than 4,000 social science studies. In July, Sarah Frank posted a video on TikTok giving advice on how to make extra cash through "side hustles." In one of her tips, she suggested...

Eggshells Reveal Surprise About Highly Dangerous Bird

Cassowaries appear to have been raised by people thousands of years ago

(Newser) - Thousands of years before chickens were domesticated, scientists say humans may have tried to domesticate another bird—one that's particularly deadly . The cassowary is regularly called the "world's most dangerous bird" thanks to its dagger-like claws that can grow up to 5 inches long (as the researchers...

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