Smart News Science

Grazing cows produce more methane than feedlot cows because of the fiber content of the grass they consume.

Eating Seaweed Could Make Cows Less Gassy, Slashing Methane Emissions From Grazing by Nearly 40 Percent

A new study finds that feeding seaweed pellets to grazing beef cattle dramatically reduces their greenhouse gas emissions

An artist's depiction of two sauropodomorphs in a wet Early Jurassic environment, eating the newly evolved plants.

The Secret to the Rise of Dinosaurs Could Be Hidden in an Unlikely Place: Their Poop

In a new study, scientists examined bromalites, including fossilized feces and vomit, to reveal prehistoric diets and reconstruct the timeline of how dinosaurs established dominion over the world

Researchers hypothesize that this footprint was made by a member of the hominin species Paranthropus boisei.

Footprints Reveal Two Early Human Species Walked the Same Lakeshore in Kenya 1.5 Million Years Ago

A new, “mind-blowing” discovery reveals evidence that Homo erectus and Paranthropus boisei stepped at the same site within days—or hours—of each other

Scientists created a spear using tar they produced from a makeshift hearth to test whether Neanderthals might have used similar methods to obtain tar.

New Research

A 65,000-Year-Old Hearth Reveals Evidence That Neanderthals Produced Tar for Stone Tools in Iberia

While Neanderthals have been found to create glue-like substances with other materials, this finding, if confirmed, would be the first sign of Neanderthals burning the rockrose plant to make tar

A NASA scientist's picture out the window of a plane over Greenland, combined with the new radar map of Camp Century, at the bottom.

NASA Radar Detects Abandoned Site of Secret Cold War Project in Greenland—a 'City Under the Ice'

Camp Century was built in 1959 and advertised as a U.S. research site—but it also hosted a clandestine missile facility

A man spotted the scar while looking at Google Earth satellite imagery earlier this year.

A Man Noticed a Strange Shape on the Ground on Google Earth. It Turned Out to Be the Mark of an Undetected Tornado

Geoscientists in Australia suggest a strong tornado swept across the Nullarbor Plain in November 2022 and made the 6.8-mile-long scar on the landscape—without anyone noticing

An Ethiopian wolf (Canis simensis) licks nectar from the Ethiopian red hot poker flower (Kniphofia foliosa).

New Research

These Endangered Wolves Have a Sweet Tooth—and It Might Make Them Rare Carnivorous Pollinators

Ethiopian wolves like to lick up the flower nectar of red hot poker plants, and researchers have caught the behavior on camera

A 2019 drought allowed researchers to excavate some of the typically waterlogged canals.

New Research

Archaeologists Discover Ancient Canals Used to Trap Fish in Belize 4,000 Years Ago

Pre-Maya hunter-gatherers built the system in Central America in response to a drought between 2200 and 1900 B.C.E., according to a new study

The team stands around one of the stone circles.

Cool Finds

Archaeologist Discovers Two Neolithic Stone Circles in England, Supporting a 'Sacred Arc' Theory

The idea suggests prehistoric people built a ring of stone circles in modern-day Dartmoor National Park around the same time that Stonehenge was created—and the new finds have just added another piece to the puzzle

Researchers used a line array of hydrophones towed behind a ship for three weeks in the 1980s. They collected data nonstop, listening to all the sounds in the ocean. One such sound was the enigmatic "quacking" that one expert now says might represent a conversation.

Mysterious, Repetitive 'Quacking' Noise in the Southern Ocean May Have Been a Conversation Between Whales

During a 1982 experiment, researchers recorded the unusual sound, termed “bio-duck.” Now, a researcher suggests they may have been listening in on animals talking to each other

Lake Tahoe's Emerald Bay is one of the sites where telephone cables were recently removed from.

Crews Remove Miles of Abandoned, Lead-Coated Telephone Cables From the Bottom of Lake Tahoe

The cables have been resting on the lakebed for decades, raising fears from environmentalists and residents about possible lead contamination

A stock illustration of an asteroid near Earth. Astronomers believe our "mini-moon" originated from the Arjuna asteroid belt.

Earth Bids Goodbye to Its 'Mini-Moon' as Astronomers Investigate Where Our Planet's Asteroid Companion Came From

Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins

Stephan's Quintet includes four distant galaxies that are connected through gravity and one galaxy that is much closer to us but just happens to lie in the same direction in the sky.

Astronomers Spot a Galaxy Smashing Into Its Neighbors at 800 Times the Speed of a Fighter Jet

The collision in Stephan's Quintet was observed by WEAVE, a new instrument on one of the world's most powerful telescopes, in its first major scientific results

Bottlenose dolphins are highly social and typically live in pods.

A Solo Dolphin Is Chattering Away Off Denmark's Coast—Is He Talking to Himself?

Marine biologists are perplexed by the lone bottlenose dolphin's vocalizations, because some resemble sounds typically used for communication

Divers recovered rye seeds from the James R. Bentley shipwreck in Lake Huron.

Scientists Are Trying to Make Whiskey Using Rye Seeds That Were Submerged in a Lake Huron Shipwreck for Nearly 150 Years

Divers, distillers and researchers recently recovered grain from the "James R. Bentley," a wooden schooner that sank during a storm in 1878

An illustration of two Skiphosoura bavarica in flight shows how the reptiles might have appeared in Jurassic skies.

Paleontologists Discover a New Pterosaur, Filling a Key Gap on the Evolutionary Timeline for These Flying Reptiles

Revealed by a German fossil, the newly described species sheds light on questions that scientists have been puzzling over for nearly two centuries

The researchers of the paper, Matthew Adeleye, University of Cambridge, and David Bowman, University of Tasmania, study a sediment core.

New Research

Researchers Uncover the Oldest Record of Humans Using Fire in Tasmania, Almost 2,000 Years Earlier Than Previously Known

A new paper reveals how Aboriginal people changed the landscape by burning, demonstrating how similar practices could help manage modern bushfires

As part of the study, researchers created a 3D replica of the ancient mug.

New Research

Ancient Egyptians Drank Psychedelic Concoctions From This 2,000-Year-Old Mug, Study Finds

Scientists have discovered traces of hallucinogens in a small vessel depicting an Egyptian deity that may have been used in ancient rituals

An artist's interpretation of the newly discovered planet and a warped debris disk

Astronomers Discover a 'Newborn' World, the Youngest Known Transiting Exoplanet

At nearly three million years old, the exoplanet is about the age of a two-week-old baby in planet-years

Gus did not hesitate to belly flop into the ocean.

Gus, the Young Emperor Penguin Who Made a Surprise Appearance in Australia, Is Now Heading Home

Wildlife caretakers released the bird into the Southern Ocean after he'd put on some weight and regained his strength

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