discoveries

Read the latest news stories about recent scientific discoveries on Newser.com

Stories 261 - 280 | << Prev   Next >>

Pot May Raise Risk of Heart Issues
Pot Smokers
May Be Doing
Damage to
Their Tickers
NEW STUDIES
Nov 6, 2023 12:32 PM CST

Pot Smokers May Be Doing Damage to Their Tickers

Researchers find daily users have a 34% greater risk of heart failure; heart attack, stroke risk also up

(Newser) - If you think you're avoiding serious health issues by switching from smoking tobacco to smoking pot, you might want to reassess. Two new still-to-be-published studies, set to be presented Nov. 13 at an American Heart Association meeting in Philadelphia, show that people who use marijuana on a daily basis...

Rats Have Imaginations, Too


Rats Have
Imaginations,
Just Like
We Do
new study
Nov 6, 2023 10:10 AM CST

Rats Have Imaginations, Just Like We Do

Study has wide-ranging implications, and not just for rodents

(Newser) - Humans aren't the only creatures in the animal kingdom with imaginations, a new study suggests. It seems that rats are in the club, too, reports Scientific American . In a series of remarkable experiments, researchers at the Howard Hughes Medical Institute in Virginia concluded that rats are capable of visualizing...

Starfish 'Arms' Are Really Something Else Entirely

Scientists say the 5 appendages are 'more like extensions of the head'

(Newser) - If you ever end up on Jeopardy! and your clue is "This star-shaped marine creature has five arms," you may want to pause before you offer what seems like the obvious answer. That's because those appendages you see sticking out from the bodies of starfish aren't...

NASA's Surprise Find: This Asteroid's 'Dinky Sidekick'

Lucy spacecraft discovers 'mini moon' during flyby of Dinkinesh space hunk

(Newser) - The little asteroid visited by NASA's Lucy spacecraft this week had a big surprise for scientists. It turns out that the asteroid Dinkinesh has a dinky sidekick—a mini moon. The discovery was made during Wednesday's flyby of Dinkinesh, 300 million miles away in the main asteroid belt...

First to Suffer From Asteroid That Doomed Dinos: Plants

Dust particles in atmosphere shut down photosynthesis for 2 years: researchers

(Newser) - It wasn't so much the asteroid impact that killed 75% of the species on Earth some 66 million years ago, but the fact that, for the following two years, little, if anything, could grow. That's according to research offering the first in-depth study of dust particles thrown into...

&#39;Lost Continent&#39; That Broke Off From Australia Is Found
Geologists Have Found
'Lost Continent' of Argoland
new study
Oct 29, 2023 9:30 AM CDT

Geologists Have Found 'Lost Continent' of Argoland

Land that broke away from ancient Australia splintered into massive shards

(Newser) - Before you congratulate yourself on finding your lost keys, know that scientists have located an entire lost continent, piecing together a longstanding geological puzzle. Millions of years ago, a strip of western Australia broke off into a microcontinent known as Argoland due to shifting tectonic plates, IFL Science reports....

400 Elephants Dropped Dead. Now, a &#39;Very Worrying&#39; Find
400 Elephants Dropped Dead.
Now, a 'Very Worrying' Find
in case you missed it
Oct 28, 2023 12:10 PM CDT

400 Elephants Dropped Dead. Now, a 'Very Worrying' Find

In a first, researchers link 'Pasteurella' Bisgaard taxon 45 to blood poisoning

(Newser) - Experts believe they've gotten to the bottom of a "conservation disaster" that killed hundreds of endangered African savanna elephants across Botswana and Zimbabwe, and the explanation isn't likely to soothe those hoping to save the beautiful beasts. Nearly 400 elephants of all ages were found dead in...

Florida Road Workers Make &#39;Incredible&#39; Find Under Highway
Florida Road Workers Make
'Incredible' Find Under Highway
in case you missed it
Oct 28, 2023 6:30 AM CDT

Florida Road Workers Make 'Incredible' Find Under Highway

Shipwreck believed to be from 1800s discovered in St. Augustine, 'encapsulated in soil and mud'

(Newser) - A construction crew doing routine roadwork in a Florida city have made a decidedly unroutine find. FOX 35 and 10 Tampa Bay report that workers with the state's Department of Transportation were recently working on a stretch of road near the Bridge of Lions in St. Augustine, the continuation...

Getting Hot Flashes? Commiserate With a Chimp
Getting Hot
Flashes?
Commiserate
With a Chimp
NEW STUDY
Oct 27, 2023 12:06 PM CDT

Getting Hot Flashes? Commiserate With a Chimp

These primates go through menopause just like humans, some whales, researchers say

(Newser) - Female humans aren't the only mammals known to go through menopause, then live for many years after—some whale species also undergo the process, which is when menstruation stops for good. Now, in what the Washington Post calls a "landmark discovery," researchers say chimpanzees have also joined...

'Incredibly Rare' Tomb Holds Hugging Skeletons

Archaeologists unearthed the 5K-year-old tomb in a field in Scotland

(Newser) - On the surface, "it's just a gently rolling field of grass" in Scotland. But below the ground, archaeologists have discovered an "incredibly rare" 5,000-year-old tomb holding the remains of 14 people, two of whom appear to be hugging and one who appears to be reaching out...

Diabetes Drug Helped Dieters Lose Quarter of Body Weight
This Drug Is Like a 'Medical
Gastric Bypass' for Weight Loss
IN CASE YOU MISSED IT
Oct 21, 2023 12:10 PM CDT

This Drug Is Like a 'Medical Gastric Bypass' for Weight Loss

Experts say Eli Lilly diabetes drug Mounjaro, aka tirzepatide, holds potential for treating obesity

(Newser) - The medicine in the diabetes drug Mounjaro helped people with obesity or who are overweight lose at least a quarter of their body weight, or about 60 pounds on average, when combined with intensive diet and exercise, a new study shows. By comparison, a group of people who also dieted...

Metal Detector Uncovers a Bronze Age Treasure Trove

Jewelry collection comes from Swiss area with few known settlements from that time

(Newser) - A Swiss man who set out to explore a freshly plowed field with his metal detector stumbled upon what some are speculating are treasures once contained in an ancient jewelry box. From the carrot field in Güttingen, 50 miles northeast of Zurich, Franz Zahn first pulled a bronze disc...

Rock Slab Found in 1900 Now Hailed as 'Treasure Map'

Researchers believe the Saint-Bélec slab points to Bronze Age burial sites in France

(Newser) - There's no bright red "X" marking the spot where treasure can be found. Still, archaeologists believe they've found a "treasure map" in the form of a 4,000-year-old rock slab whose engraved markings match natural features in France's westernmost Brittany region. The large stone, known...

We Have Our First Clue From 2K-Year-Old Vesuvius Scroll

Luke Farritor of University of Nebraska-Lincoln nabs Vesuvius Challenge's 'first letters' prize

(Newser) - Artificial intelligence and two students half a world apart have deciphered the first word from ancient scrolls that were turned to charcoal and buried for nearly 2,000 years following the eruption of Mount Vesuvius in AD79. Discovered in the 18th century in a luxury villa in Herculaneum, the carbonized...

New Clue Found in Mystery of Long COVID
New Clue Found in Mystery
of Long COVID
new study
Oct 16, 2023 2:11 PM CDT

New Clue Found in Mystery of Long COVID

Virus remnants in the gut might crimp the production of serotonin

(Newser) - A new study appears to shed light on the vexing medical mystery of long COVID , with a reduction in serotonin levels in patients seen as a key component. If the research published in Cell holds true, it suggests that some people might be able to take medication to boost the...

Goalies Process the World Differently


Goalies
Sense
the World
Differently
new study
Oct 14, 2023 4:15 PM CDT

Goalies Sense the World Differently

Study suggests they synthesize competing senses better than the rest of us

(Newser) - Goalies see the world differently than the rest of us, a new study suggests. Or more to the point, they process the world differently. The study in Current Biology finds that goalkeepers—in this case, soccer goalies, though the principle would apply to other sports—are unusually adept at taking...

Faced With Unwanted Mating, Female Frogs Fake Death
Faced With Unwanted Mating,
Female Frogs Fake Death
NEW STUDY
Oct 13, 2023 10:37 AM CDT

Faced With Unwanted Mating, Female Frogs Fake Death

'Surprising' behavior thought to help females escape from potentially deadly 'mating balls'

(Newser) - European common frogs often mate in what's called a "mating ball." In an attempt to reproduce, males seek out and cling to outnumbered females, even those already singled out by other males, in a potentially deadly struggle. As Science reports, females risk injury or drowning if unable...

Tree Rings Reveal Biggest Solar Storm Ever
Tree Rings Reveal
Biggest Solar Storm Ever
NEW STUDY
Oct 12, 2023 10:19 AM CDT

Tree Rings Reveal Biggest Solar Storm Ever

We hope to avoid another Miayake Event like this one, dated to 14.3K years ago

(Newser) - Scientists have found evidence of the largest solar storm known to date, one of such power that it would devastate life as we know it if we were to feel the effects today, per the BBC . The team analyzed slices of ancient trees undergoing the fossilization process on the eroded...

Secretive Mona Lisa Gives Up a Secret
Secretive Mona Lisa
Gives Up a Secret
Oct 11, 2023 12:00 PM CDT

Secretive Mona Lisa Gives Up a Secret

Da Vinci gave the masterpiece her own distinctive chemical signature

(Newser) - The Mona Lisa has given up another secret. Using X-rays to peer into the chemical structure of a tiny speck of the celebrated work of art, scientists have gained new insight into the techniques that Leonardo da Vinci used to paint his groundbreaking portrait. The research, published Wednesday in the...

Vegetarianism Could Be in Your Genes
Researchers Find 3 Genes
Linked to Vegetarianism
NEW STUDY
Oct 9, 2023 4:42 PM CDT

Researchers Find 3 Genes Linked to Vegetarianism

'A lot of people who want to be vegetarian are perhaps not able to'

(Newser) - A love of lentils could be something passed down through the generations, according to researchers who compared the genes of 5,000 vegetarians to those of more than 320,000 others. Their study, published in the journal PLOS One last week, found that three genes had a strong link to...

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