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

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'...

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'

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 "...

Want to Sleep In on Sundays? It May Help Your Heart

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

NEW STUDY

Sep 1, 2024 8:15 AM CDT

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

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'

NEW STUDY

Aug 1, 2024 11:13 AM CDT

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

UPDATED

Jul 29, 2024 8:41 AM CDT

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...

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

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...

Komodo Dragon's Orange
Teeth Serve Practical Purpose

NEW STUDY

Jul 25, 2024 12:28 PM CDT

Komodo Dragon's Orange Teeth Serve Practical Purpose

Unprecedented iron coating keeps serrated teeth razor sharp

(Newser) - The Komodo dragon might be the closest thing to a living dinosaur, with its muscular tail, scaly skin, sturdy claws, and, it turns out, razor-sharp teeth unlike any seen before. The largest living lizard has curved, serrated teeth, similar to those of carnivorous dinosaurs, which help to rip apart the...

This Drug 'Could Change
the Trajectory' of HIV Epidemic

NEW STUDY

Jul 25, 2024 11:37 AM CDT

This Drug 'Could Change the Trajectory' of HIV Epidemic

Gilead's Sunlenca prevents infections in girls and young women who get a twice-yearly shot

(Newser) - A twice-yearly shot was 100% effective in preventing HIV infections in young women and teen girls, according to the results of what some are calling a "breakthrough" phase 3 trial. The randomized, double-blind trial by drugmaker Gilead Sciences involved more than 5,000 young women and girls in South...

Brazil Sharks Test
Positive for Cocaine

NEW STUDY

Jul 23, 2024 12:00 PM CDT

Brazil Sharks Test Positive for Cocaine

Presence of the drug in wild sharks is verified for the first time

(Newser) - Cocaine sharks really do exist, researchers have confirmed, a year after scientists probed the possibility in the "Shark Week" documentary Cocaine Sharks and filmmakers terrified audiences with a horror film of almost the same name . A group of Brazilian sharpnose sharks taken from the ocean near Rio de Janeiro...

When It Comes to Wealth,
There's No 'Happiness Plateau'

NEW STUDY

Jul 22, 2024 11:42 AM CDT

When It Comes to Wealth, There's No 'Happiness Plateau'

Money does indeed buy happiness, and the more, the better, per new research

(Newser) - "Does money buy happiness?" is one of our most-asked existential questions, and not only does Matt Killingsworth believe the answer is a resounding "yes"—he says the more you have, the happier you may be. According to new research by the senior fellow at UPenn's Wharton...

Odd Tip
for Better
Sleep: Save
a Little Money

new study

Jul 13, 2024 11:30 AM CDT

Odd Tip for Better Sleep: Save a Little Money

British researchers say it's more about the habit than the amount

(Newser) - Suggestions on how to get better sleep usually focus on the physical. This one from a study out of Bristol University's Personal Finance Research Centre in the UK takes a different approach: It suggests people save money regularly, reports the BBC . The researchers found that people who developed a...

Amid Alaskan Glaciers,
a Possible 'Death Spiral'

NEW STUDY

Jul 3, 2024 10:25 AM CDT

Amid Alaskan Glaciers, a Possible 'Death Spiral'

Researchers say Juneau Ice Field saw ice melt in 2010 to 2019 at double the rate it had previously

(Newser) - Since the late 1700s, the Juneau Ice Field, interconnected glaciers that stretch across 1,500 square miles of Alaska and British Columbia, has lost about a quarter of its volume. But it's an "incredibly worrying" phenomenon that took place between 2010 and 2020 that has scientists especially concerned:...

Daily Multivitamins May
Raise Risk of Early Death

Daily Multivitamins May Raise Risk of Early Death

Just slightly, per researchers, but they're also finding that consuming them doesn't help, either

(Newser) - Think those multivitamins you pop daily will stave off disease and extend your life span? Scientists now say not only does that not seem to be the case, but that taking multivitamins on the regular could actually up the risk of a premature demise. Per Medical Daily , 1 in 3...

On Monkey Island, It's
Now Survival of the Nicest

new study

Jun 24, 2024 11:11 AM CDT

On Monkey Island, It's Now Survival of the Nicest

Study suggests macaques off Puerto Rico getting along better after hurricane, out of necessity

(Newser) - A strange thing happened on Monkey Island after a massive hurricane ripped through: The usually quarrelsome monkeys became nicer to each other, a new study in Science suggests. As it turns out, it was a matter of survival, the BBC explains. Monkey Island is the nickname given to Cayo Santiago,...

On the Alzheimer's Front,
'New Avenues' Have Opened

NEW STUDY

Jun 20, 2024 7:47 AM CDT

On the Alzheimer's Front, 'New Avenues' Have Opened

Research suggests rare gene mutation helps delay onset of disease's symptoms in some individuals

(Newser) - Researchers have hit upon a genetic quirk that seems to delay onset of the symptoms of Alzheimer's disease—sometimes for years, or even decades. "It opens new avenues," says neuropsychologist Yakeel Quiroz of Massachusetts General Hospital, a lead author of the new study published Wednesday in the...