discoveries

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

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T. Rex Took 4 Decades to Reach Full Giant Size
T. Rex Took 4 Decades
to Reach Full Giant Size
NEW STUDY
Jan 14, 2026 4:57 PM CST

T. Rex Took 4 Decades to Reach Full Giant Size

New approach to counting bone rings extends estimates of its lifespan

(Newser) - Tyrannosaurus rex, it turns out, may have taken its time becoming king. A new analysis of 17 tyrannosaur fossils suggests the giant predator lived longer than thought and never stopped growing, needing about 40 years to reach full size—some 15 years longer than earlier estimates. The study, published in...

Small Daily Tweaks to Sleep, Diet, Exercise May Extend Life
To Live Longer,
Make a Few Daily Tweaks
NEW STUDIES
Jan 14, 2026 8:19 AM CST

To Live Longer, Make a Few Daily Tweaks

Studies link modest sleep, exercise, diet modifications to longevity

(Newser) - Want to tack on a year to your life? The math, researchers say, might come down to a few extra minutes and a few extra bites. Two major studies published on Tuesday suggest that tiny, sustainable tweaks to sleep, movement, and diet can add years not only to your lifespan,...

Scan Reveals Potential 'Pompeii' Beneath Wales

It's believed to be the largest Roman villa ever found in the area

(Newser) - Roman Britain may have left a far grander mark on south Wales than previously thought. Archaeologists using ground-penetrating radar in Margam Country Park near Port Talbot have identified what they say is the largest Roman villa ever found in Wales—about 572 square meters in size and likely once the...

New Dino's Bizarre Hand May Have Served One Purpose
New Dinosaur Species Leaves
Experts 'Flabbergasted'
NEW STUDY
Jan 12, 2026 10:28 AM CST

New Dinosaur Species Leaves Experts 'Flabbergasted'

Manipulonyx reshetovi , with a spiked, multitool forelimb, is described as an egg thief

(Newser) - A newly described dinosaur seems to have come with its own built-in egg-grabber. In a study published in the Proceedings of the Zoological Institute of the Russian Academy of Sciences , researchers unveil Manipulonyx reshetovi, a small Late Cretaceous dinosaur with one of the strangest forelimbs yet seen. About the size...

Some Airlines Serve Potentially Unsafe H2O
You May Want to Skip the
Coffee, Tea on Your Next Flight
in case you missed it
Jan 11, 2026 2:25 PM CST

You May Want to Skip the Coffee, Tea on Your Next Flight

Research reveals that airline drinking water has become a public health issue

(Newser) - Next time you reach for a cup of coffee at 30,000 feet, you might want to think twice. The nonprofit Center for Food as Medicine & Longevity analyzed more than 35,000 onboard water samples from 10 major and 11 regional US airlines over a three-year stretch and concluded...

Smartest Dogs Can Eavesdrop on You
Careful,
the Dog
Is Listening
new study
Jan 9, 2026 11:50 AM CST

Careful, the Dog Is Listening

Study suggests smarter pooches learn by eavesdropping on humans

(Newser) - A new study suggests that smart dogs are adept at eavesdropping. The research published in Science found that so-called "Gifted Word Learner" dogs can pick up the names of new toys simply by overhearing their owners talk to other people. "Our findings show that the socio-cognitive processes enabling...

SCOTUS' Vow to Treat Rich, Poor Equally Is Falling Short

Economists' research finds Supreme Court's partisan shift toward the more affluent since 1950s

(Newser) - A new economic study argues that if you want to predict a Supreme Court ruling these days, follow the money. Researchers from Yale and Columbia say the court has increasingly ruled in ways that benefit wealthier parties over poorer ones, diverging from the judicial oath to do "equal right...

Ancient Chinese Record Hints Star of Bethlehem Was a Comet

Files regarding comet in 5BC align with biblical timeline of Jesus' birth

(Newser) - The famed star of Bethlehem may have been less miracle and more rare celestial alignment, according to a new study tying it to a comet recorded in ancient China. Researchers writing in the Journal of the British Astronomical Association argue that a "broom star," aka a comet, described...

Gestational Diabetes in US Has Jumped 36% Since 2016

Study finds highest rates within Indigenous populations

(Newser) - Gestational diabetes has been climbing steadily in the US for nearly a decade, per a new analysis. In Northwestern Medicine's review of more than 12 million first-time single births from 2016 through 2024, researchers found the pregnancy-related condition increased every year, jumping 36% overall—from 58 to 79 cases...

French Divers Find Underwater Wall From 5,000 BC

Ancient stone structure may explain Brittany legends of sunken cities

(Newser) - A long, stony line on the seabed off western France is turning out to be a lot more than a geological quirk. Marine archaeologists say a 394-foot structure found off the Ile de Sein in Brittany is a man-made wall dating to roughly 5,000 BC, making it the largest...

In a Part of the Pacific That's Hard to Reach, New Discoveries

Researchers use deep-reef monitoring devices to uncover hidden marine life

(Newser) - The twilight zone of the Pacific just got the teeniest bit less mysterious. Scientists from the California Academy of Sciences say they believe they've uncovered at least 20 previously unknown species living on deep coral reefs off Guam. They came to that conclusion after hauling up 13 monitoring devices...

Tea May Edge Out Coffee for Bones, but Moderation Matters
In One Tea vs. Coffee
Battle, It's a Close One
NEW STUDY
Dec 27, 2025 6:50 AM CST

In One Tea vs. Coffee Battle, It's a Close One

Tea slightly edges out java for hip bone strength over the long haul, researchers say

(Newser) - Tea appears to have a slim lead over coffee for hip bone strength, but the margin is so small that it may not matter much in real life. In a study of close to 10,000 women ages 65 and older, Australian researchers tracked tea and coffee habits against bone...

Compound in Dark Chocolate Linked to Slower Aging
Another Piece of Ammo
for Lovers of Dark Chocolate
new study
Dec 26, 2025 11:20 AM CST

Another Piece of Ammo for Lovers of Dark Chocolate

A compound called theobromine is linked to slower cellular aging

(Newser) - Fans of dark chocolate and coffee are getting a modest scientific nod—but not a free pass—to enjoy their habit. A study in the journal Aging out of King's College London reports that people with higher blood levels of theobromine, a caffeine-related compound most concentrated in cocoa and...

Dementia Research Will Make Cheese Lovers Happy
Dementia Research Will
Make Cheese Lovers Happy
in case you missed it
Dec 21, 2025 2:02 PM CST

Dementia Research Will Make Cheese Lovers Happy

Large Swedish study links high-fat cheeses such as cheddar to a lower dementia risk

(Newser) - Is it an excuse to gorge on cheddar and Gouda? It is not. But a large Swedish study suggests a link between high-fat cheeses and a lower risk of dementia, reports HealthDay News . To be clear, the researchers aren't saying the cheese is responsible for the lower risk, but...

Titan May Be a Slush World, Not a Water World
Titan May Be
a Slush World,
Not a Water World
NEW STUDY
Dec 19, 2025 10:33 AM CST

Titan May Be a Slush World, Not a Water World

But researchers are still optimistic about the possibility of life on Saturn's largest moon

(Newser) - Saturn's giant moon Titan may not have a vast underground ocean after all. Titan instead may hold deep layers of ice and slush more akin to Earth's polar seas, with pockets of melted water where life could possibly survive and even thrive, scientists say. A team led by...

A Predator Is Going Hard After Patagonia's Penguins

Puma resurgence is leading to attacks on penguin colonies in Argentina

(Newser) - Penguins in one corner of Argentina now have a new land-based threat to worry about: pumas. A study in the journal Proceedings of the Royal Society B finds that in Monte Leon National Park in Argentine Patagonia, pumas are increasingly hunting Magellanic penguins, a relatively small bird that ecologists say...

Thousand of Dino Footprints Found Near Olympic Venue

Site of stunning find is just a mile from Winter Olympics skiing site in Italy

(Newser) - A wildlife photographer stumbled upon one of the oldest and largest known collections of dinosaur footprints, dating back about 210 million years to the Triassic Period, high in an Italian national park near the 2026 Milan Cortina Winter Olympic venue of Bormio, officials announced Tuesday. The discovery in the Stelvio...

Pharaoh's Temple to the Sun Unearthed

Fifth Dynasty sun worship complex later became a settlement, archaeologists say

(Newser) - Archaeologists in Egypt say they've uncovered a massive 4,400-year-old sun temple tied to an ancient pharaoh—one of only two such structures ever found. An Italian team, working with Egypt's antiquities ministry, uncovered more than half of the long-buried temple of King Nyuserre, a lesser-known pharaoh of...

Earth Is Barreling Toward 'Peak Glacier Extinction'

Study warns we could lose up to 4K glaciers a year by mid-2050s if global temps aren't managed

(Newser) - A new study estimates the planet is heading toward a midcentury peak in glacier loss, with thousands of ice masses set to vanish each year as temperatures climb. Researchers writing in Nature Climate Change modeled the fate of more than 200,000 glaciers worldwide and identified a period they call...

'Extraordinary' Seal Milk May Redefine Baby Formula

Researchers discover bonanza of sugar molecules

(Newser) - Seal pups may be nursing on what amounts to a biochemical powerhouse—and it could someday end up in baby formula. In a new study, researchers found that milk from gray seals contains roughly a third more distinct sugar molecules than human breast milk, and many of those sugars have...

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