Smart News

One difference between resident and transient killer whales is their fins. Residents have more rounded, curved dorsal fins, while those of transients are straighter and more pointed.

Two New Species of Killer Whale Should Be Recognized, Study Says

A couple of eastern North Pacific populations of orcas have qualities that set them apart, according to researchers

The digital reconstruction of Emperor Wu's face (left), alongside a painting made of him from the 'Thirteen Emperors Scroll' (right).

See The Face of Emperor Wu, a Sixth-Century Chinese Ruler Brought to Life with DNA Analysis

Genetic analysis of DNA from his skeleton offers not only a first glimpse at his face, but also insight into his mysterious death

Several species of birds participated in the study, including this hyacinth macaw.

Watch Pet Parrots Learn to Play Tablet Games—With Their Tongues

Scientists are studying how the intelligent, social birds interact with touchscreens to help design mobile apps that serve as enrichment for the birds

Melting ice redistributes mass to Earth's equator, slowing its spin rate. Changes in Earth's spin affect its synchronization with atomic clocks.

Melting Polar Ice Sheets Are Slowing Earth's Rotation. That Could Change How We Keep Time

As ice melts into water and flows toward the equator, it redistributes mass around the Earth, affecting the planet's spin, a new study finds

The skate was discovered in Přerov, a city in the Czech Republic's eastern Olomouc region through which the Bečva river flows.

Cool Finds

Archaeologists Unearth 1,000-Year-Old Ice Skate Made of Animal Bone in Czech Republic

The artifact dates to a time when skates were used primarily for practical purposes

The container ship Dali hit Baltimore's Francis Scott Key Bridge on March 26, 2024, causing the entire structure to fall within seconds.

Cargo Ships Keep Getting Bigger, and Infrastructure Is Racing to Keep Up

A massive container ship hit Baltimore's Francis Scott Key Bridge this week, calling attention to the demands that ever-growing shipping vessels are placing on ports, canals and bridges

Richard Brock found the nugget using an old back-up metal detector.

Cool Finds

Man With Broken Metal Detector Unearths Largest Gold Nugget Ever Found in England

Richard Brock stumbled upon the treasure, valued at more than $38,000, about 20 minutes after starting his search

Wooden boards and plastic screens surround Banksy's latest confirmed artwork in London.

Someone Vandalized Banksy's New Mural in London. Now, It's Been Covered Up

The coverings were added to protect the art, but critics worry they detract from the artist's intentions

Study participants who reported eating during shorter time frames were more likely to die from heart disease during the period of the study.

Intermittent Fasting Linked to Higher Risk of Death From Heart Disease, Preliminary Study Finds

New research challenges the idea that restricting eating to a limited time frame is beneficial—though the work has some notable limitations, such as a reliance on self-reported eating habits

A new machine learning model may be able to help brewers save time and money on consumer trials, make more consistent products and improve their recipes, scientists say.

Can A.I. Make Beer Taste Better? Scientists Test a Model That Recommends New Flavors

Researchers spent three years developing a machine learning model that can predict how good beer will taste based on its chemical composition—and make suggestions for how to improve it

Liverpool artist William Lindsay Windus painted The Black Boy in 1844.

This Museum Needs Your Help Identifying the Subject of a 19th-Century Painting

Nobody knows the name of the child in "The Black Boy," but a museum in Liverpool is hoping someone will recognize him

The new image of the Milky Way's black hole, seen in polarized light. It shows the organized magnetic fields that surround the black hole itself, from which no light can escape.

Astronomers Capture Dazzling New Image of the Black Hole at the Milky Way's Center

The first image of the black hole taken in polarized light, the new view shows the supermassive structure's magnetic fields and hints that it could be hiding an enormous jet

State and federal officials say the milk from the infected cows had been discarded and destroyed. This cow, photographed in 2016, is not one of those infected.

Bird Flu Confirmed in U.S. Dairy Cows for the First Time, but Milk Supply Is Unaffected, Officials Say

Tests detected the virus at two farms in Texas and two farms in Kansas, but officials and scientists stress commercial dairy products remain safe to consume

The Mexican government has acquired three Aztec codices from the 16th and 17th centuries.

Mexican Government Acquires Rare Centuries-Old Aztec Manuscripts

The 16th- and 17th-century artifacts provide historical accounts of events such as the founding of Tenochtitlán

The Moon's North Pole

Why Scientists Are Calling for the Moon to Be Better Protected From Development

Only a few lunar sites are ideal for certain cutting-edge research—and they’re under threat from mining, satellites and bases, scientists argue

A diver documents one of the five cannons found during a recent archaeological survey of the wreck in Dry Tortugas National Park.

Cool Finds

Sunken British Warship That Left Crew Marooned for 66 Days Has Been Identified

Found off the coast of Florida, the HMS "Tyger" left some 300 crew members stranded on Garden Key in 1742

Japanese tits have previously been observed combining different calls into phrases to convey meanings. The birds may also use their wings to signal to their partner that they should enter the nest first.

These Small Birds Flutter Their Wings to Say 'After You' to Their Partner

A new study of Japanese tits provides the first evidence of non-primate animals using gestures to convey messages

Traffic backed up on Interstate 57 near Johnston City, Illinois, after the total solar eclipse on August 21, 2017.

Planning a Road Trip for the Total Solar Eclipse? Here's Why You Should Drive Extra Carefully

Scientists found a 31 percent increase in fatal car crashes around the 2017 total solar eclipse, akin to spikes in traffic risk on busy holiday weekends

Waiters walked quickly through the streets of central Paris on Sunday while carefully balancing a tray on one hand.

Waiters Race Through the Streets of Paris While Balancing Trays of Coffee and Croissants

About 200 servers competed in the 1.2-mile race—a tradition that goes back to 1914

In recent years, three papal bulls have been found near the Polish village of Wysoka Kamieńska.

Cool Finds

The Broken Seal of a Pope's 14th-Century Decree Has Been Found in Poland

The metal fragment was once part of a papal bull, an official communication distributed by the Catholic Church

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