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Scientists: Brain Has Built-In Waste Removal System

Cleaning process could get rid of cellular trash that can build up, lead to dementia

(Newser) - A unique peek inside the human brain may help explain how it clears away waste like the kind that can build up and lead to Alzheimer's disease. Brain cells use a lot of nutrients, which means they make a lot of waste. Scientists have long thought the brain has...

This Ancient Giant Bug Grew to 8 or 9 Feet

Scientists use fossils, CT scans to re-create head of Arthropleura insect

(Newser) - As if the largest bug to ever live—a monster nearly 9 feet long with several dozen legs—wasn't terrifying enough, scientists could only just imagine what the extinct beast's head looked like. That's because many of the fossils of these creatures are headless shells that were...

Lung Cancer Patients Benefit From 'Golden Age' of Research
On Lung Cancer Front,
an 'Amazing' Development
NEW STUDY
Oct 8, 2024 3:14 PM CDT

On Lung Cancer Front, an 'Amazing' Development

Drug combination found to bring longer control to patients with EGFR mutation

(Newser) - Lung cancer kills 1.8 million people every year, making it the leading cause of cancer death worldwide. With advances in precision medicine, however, doctors are helping prevent even more deaths, including with a drug combination just approved by the FDA in August. The results of a phase 3 trial...

From One Ancient Seed, a Biblical Plant Has Sprung
From One Ancient
Seed, a Biblical
Plant Has Sprung
NEW STUDY
Oct 8, 2024 12:43 PM CDT

From One Ancient Seed, a Biblical Plant Has Sprung

Scientists say the plant that sprouted may have had a medicinal purpose in long-ago times

(Newser) - A seed unearthed in the '80s in a cave in Israel's Judean Desert has produced a tree that scientists say hails from biblical times—and that could boast medicinal powers mentioned in the Good Book itself.
  • The planting: According to research published last month in the Communications Biology
...

Researchers 'Surprised' at 'Period Poverty' Among Youth

New study: 1/3 of teens, young adults can't access tampons, pads, other menstrual products

(Newser) - The Parents portal recently called it "the one back-to-school item teens shouldn't have to buy"—and while many agree that kids should have easy access to period products (think tampons, maxi pads, menstrual cups, etc.), a significant number of them don't. Citing new research from...

What Scientists Learned From 3.6K-Year-Old Cheese
World's Oldest Cheese
Has Secrets to Tell
NEW STUDY
Sep 26, 2024 11:27 AM CDT

World's Oldest Cheese Has Secrets to Tell

Analysis of 3.6K-year-old cheese reveals spread of kefir bacteria from China's Xinjiang region

(Newser) - In the 1990s, archaeologists peered into the graves of 3,600-year-old mummies in a desert in northwest China's Xinjiang region and found a strange substance smeared on their heads and necks. It turned out to be the oldest cheese ever found, and it's taught researchers quite a bit...

Franklin Expedition Captain Was Eaten by the Crew
Franklin Expedition Captain
Was Eaten by the Crew
NEW STUDY
Sep 25, 2024 11:35 AM CDT

Franklin Expedition Captain Was Eaten by the Crew

Jawbone traced to James Fitzjames shows cut marks indicating cannibalism

(Newser) - James Fitzjames, captain of the HMS Erebus, penned the last known message from Sir John Franklin's doomed expedition to the Northwest Passage. The June 1847 note told of the polar explorer's death, bringing the number of dead to 24. The remaining 105 sailors—forced to abandon Franklin's...

Do Your Kids Glare at Their Plate? It May Be in the Genes

Researchers say picky eaters may be more nature than nurture

(Newser) - Have a fussy young eater at home, or know someone who does? Many parents will vouch that their own kids are similarly finicky when mealtime rolls around, and now new research suggests that pickiness may be genetic—meaning refusing to consume one's broccoli or glass of milk may be...

This Slippery Eel Can Escape Predator's Stomach in a Minute
This Eel Can Pull Off
an 'Astonishing' Houdini
NEW STUDY
Sep 10, 2024 1:28 PM CDT

This Eel Can Pull Off an 'Astonishing' Houdini

Japanese eels can escape from a predator's stomach in less than a minute, researchers say

(Newser) - That eels are slippery is no surprise, but that they can literally slip out of a predator's stomach is "truly astonishing," according to researchers, who've recorded footage of the first-of-its-kind behavior, allowing for escape in less than a minute. "It sounds like the plot of...

Food Dye Used in Doritos Offers a 'Jaw-Dropping' Perk
Food Dye Used in Doritos
Offers a 'Jaw-Dropping' Perk
in case you missed it
Sep 8, 2024 11:30 AM CDT

Food Dye Used in Doritos Offers a 'Jaw-Dropping' Perk

Tartrazine, aka 'Yellow No. 5,' creates see-through skin on mice to help scientists peer inside their bodies

(Newser) - To many consumers, "Yellow No. 5" is best known as the food dye that adds an orange-yellow tinge to snacks and drinks like Doritos, Gatorade, and M&Ms. To a team from Stanford, however, tartrazine, the chemical found in that dye, recently served as a window into living creatures'...

Want to Save Babies? Protect Bats
In Bat Die-Off, Human
Infants Also Paid the Price
NEW STUDY
Sep 7, 2024 8:00 AM CDT

In Bat Die-Off, Human Infants Also Paid the Price

New research shows that when bats died of fungal disease, infants also died, possibly due to pesticide

(Newser) - When a deadly fungal disease from Europe spread to bats in the United States, killing off colonies of the creatures, one scientist wanted to see what such a bat die-off would mean in other ways. What the University of Chicago's Eyal Frank found: that in counties where infected bats...

Ozempic May 'Slow Down the Aging Process'
Ozempic May 'Slow Down
the Aging Process'
NEW STUDY
Sep 3, 2024 12:39 PM CDT

Ozempic May 'Slow Down the Aging Process'

Studies suggest drug reduces risk of death from all causes, as well as inflammation

(Newser) - Semaglutide, the active ingredient of Ozempic and Wegovy, has been painted as a miracle weight-loss drug, with evidence suggesting it also reduces risk of death and serious illness in people with diabetes and kidney disease. Now, a series of studies indicate semaglutide might do more than that. The drug "...

Your Heart May Thank You for Paying Back Your 'Sleep Debt'

Research finds catching up on lost sleep on weekends may lower risk of heart disease

(Newser) - Past research has suggested that sleeping late over the weekend can't make up for the sleep you may have lost during the week (i.e., your "sleep debt"), but a new study out of China puts forth at least one possible benefit of that extra shut-eye, which...

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...

When Other Pets Die, Cats Go Into Mourning
When Pets in the House
Die, Cats Go Into Mourning
NEW STUDY
Aug 7, 2024 2:35 PM CDT

When Pets in the House Die, Cats Go Into Mourning

New research suggests kitties grieve the loss of other pets they live with, both cats and dogs

(Newser) - Past studies have suggested that cats aren't as aloof and uncaring about what's going on around them as they might seem, and now a new one lends some weight to that. Researchers out of Michigan's Oakland University say that when other pets in the household die, cats...

Dark Chocolate Has an Even Darker Secret
Dark Chocolate Has
an Even Darker Secret
in case you missed it
Aug 4, 2024 3:35 PM CDT

Dark Chocolate Has an Even Darker Secret

Scientists looking for toxic heavy metals find lead, cadmium in dozens of samples of the sweet treat

(Newser) - Every so often, a study emerges touting the benefits of eating chocolate, with dark chocolate earning special praise . New research, however, has unearthed toxic heavy metals in dozens of dark-chocolate products sold by Amazon, Whole Foods, and GNC, among other retailers. For the peer-reviewed research published Tuesday in the journal...

Young People's Cancer Rates Are Jumping Over Boomers'

Millennials and Gen Xers have a higher risk for 17 cancers over their older counterparts

(Newser) - New research shows that Gen Xers and millennials face a higher risk of certain types of cancer than their older counterparts, the baby boomers. The study published Thursday in the Lancet journal by scientists from the American Cancer Society gathered incidence data from nearly 24 million patients between the ages...

FDA Approves Blood Test That Detects Colon Cancer

Guardant Health's Shield test picked up 83% of colorectal cancer cases

(Newser) - The FDA has given the green light to a blood test expected to improve screening for colon cancer. Guardant Health's Shield test, which looks for tumor DNA in blood samples, was found to detect 83% of colorectal cancers in patients with the disease. The test, to be administered at...

Think Pop Song Melodies Seem Simpler? They Are
Pop Songs Have
Changed in a Big Way
Since the '50s
NEW STUDY
Jul 27, 2024 5:30 AM CDT

Pop Songs Have Changed in a Big Way Since the '50s

Researchers find melody complexity has dropped big time, with simpler rhythms and pitch

(Newser) - If you've ever seen the viral clip of popular radio tunes that all use the same four chords , this latest study will, well ... strike a chord. The research published earlier this month in the journal Scientific Reports isn't about chords per se, but about rhythm and pitch—both...

In Prehistoric Fossils, a Surprising Find on Aging
In Prehistoric Fossils,
a Surprising Find on Aging
NEW STUDY
Jul 26, 2024 12:20 PM CDT

In Prehistoric Fossils, a Surprising Find on Aging

Mouselike mammals lived a lot longer than modern-day counterparts, say scientists

(Newser) - Two sets of fossils found 40-something years apart suggest that small mammals who lived during the mid-Jurassic period had a longer "childhood" and a more stretched-out life span than their contemporary counterparts. The new research published Wednesday in the journal Nature examined the fossilized remains of Krusatodon kirtlingtonensis, a...

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