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Smart News / Smart News Science

A cast of a Neanderthal skull at the Chemnitz State Museum of Archaeology in Germany. New research delves into when humans and Neanderthals interbred.

Researchers Track Down When Neanderthals and Early Modern Humans Interbred Using Ancient Genomes

Two studies came to a similar conclusion, highlighting a single, sustained event of mixing DNA. The findings could impact our understanding of when modern humans reached regions like East Asia and Australia

Researchers calculated that the human brain processes thought at a speed of ten bits per second.

The Speed of Human Thought Is Far Slower Than the Average Wi-Fi, Study Suggests

But the rate that we gather sensory data is 100 million times faster than our thought processes, making our brains champions at filtering information from our chaotic surroundings

Southern sea otters are making a comeback along the coast of California—and they're chowing down on invasive European green crabs.

Hungry Sea Otters Are Taking a Bite Out of California’s Invasive Crab Problem, New Study Finds

Researchers estimate southern sea otters eat up to 120,000 European green crabs per year at the Elkhorn Slough National Estuarine Research Reserve

Find your nearest dark-sky site and mark your calendars for these stunning astronomical spectacles in 2025.

11 Dazzling Celestial Events to See in 2025, From a Total Lunar Eclipse to Rare Planetary Alignments

Keep your eyes on the sky this upcoming year for a chance to spot breathtaking meteor showers, a special view of Saturn and a blood-red moon

From these upper hip bones, researchers extracted an ancient genome of the bacteria that causes syphilis.

Ancient DNA Offers Crucial Hints to the Origin of Syphilis, a Decades-Long Mystery That Has Divided Scientists

Researchers found evidence that early versions of syphilis-causing bacteria existed in the Americas long before the arrival of Columbus

The bald eagle is finally being recognized as America's national bird.

The Bald Eagle Just Became America’s National Bird. What Took So Long?

An eagle enthusiast has been lobbying for the designation for years. On Christmas Eve, President Biden signed legislation making it official

The Quadrantids only last for about six hours, but they're known for producing fireballs, or bright, fiery streaks that persist longer than average meteors.

How to Watch the Quadrantid Meteor Shower, an Intense Spectacle With a Short but Strong Peak

The skyward show will produce many shooting stars from the evening of January 2 into the early morning hours of January 3—here’s how to make the most of the fleeting celestial event

HMS Beagle sails through the Straits of Magellan

On This Day in History

On This Day in 1831, Charles Darwin Embarked on a Journey That Led to His Groundbreaking Theory of Evolution by Natural Selection

Darwin was just 22 when he set out on a voyage that would change the way humanity understands itself and the natural world

Charlotte, an injured turtle, wears his custom-made, 3D-printed harness that helps him swim straight.

Sea Turtle With ‘Bubble Butt Syndrome’ Gets Another Chance at Floating Straight, Thanks to a 3D-Printed Harness

Named Charlotte, the animal was hit by a boat years ago, causing him to develop an affliction that traps air bubbles at the back of his shell

A scorpionfish swims along an unnamed seamount on the Nazca Ridge in the Pacific Ocean.

The Ten Most Awe-Inspiring Ocean Moments of 2024

From animal journeys across oceans to the discovery of dozens of new species in the deep sea, these stories wowed us

One in ten southern right whales lives past the age of 131, new research suggests.

Some Whales Live Much Longer Than Previously Thought, a Discovery That Could Change How We Protect Them

In a new study, researchers use novel techniques to uncover more accurate life expectancy estimates of southern and North Atlantic right whales

An illustration of the Parker Solar Probe approaching the sun

A NASA Spacecraft Will ‘Touch’ the Sun on Christmas Eve, Flying Closer to the Star Than Any Probe Before

The Parker Solar Probe will endure scorching temperatures of 1,700 degrees Fahrenheit as it performs the closest solar flyby of any human-made object in history

The Amazon tree boa (Corallus hortulana) is not a new species, but it's one of the reptiles documented on a 2022 expedition to the Alto Mayo region of Peru.

Expedition Discovers 27 New Species in Peru, From an ‘Exceedingly Rare’ Amphibious Mouse to a Blob-Headed Fish

The hidden creatures were found in a densely populated region known for its successful—and controversial—conservation tactics

Researchers made replicas of Neolithic clay trays and baked their own focaccia bread.

New Research

Scientists Say Bakers Were Making an Early Version of Focaccia Bread 9,000 Years Ago

New research suggests that Neolithic communities living in the Middle East experimented with recipes and baked large flatbreads between 7000 and 5000 B.C.E.

The invasive northern giant hornet, also called a murder hornet, has been eradicated from the United States.

Officials Declare the U.S. Free of ‘Murder Hornets’ in a Rare Victory Against an Invasive Insect

Five years after the first sighting in Washington state, intense efforts have eradicated the bee-killing hornets from the nation

With its clear, dark skies, Colorado's Browns Canyon National Monument is an ideal spot to admire planets, constellations and the Milky Way.

A New Dark Sky Park in Colorado Offers a Front-Row Seat to the Cosmos

This week, Browns Canyon National Monument, a 21,586-acre protected natural area in central Colorado, achieved International Dark Sky Park certification

Researchers looked at brain scan data and results from blood tests to search for correlation between certain proteins and brain aging.

Researchers Find 13 Proteins in the Blood That Are Seemingly Linked to Brain Aging

Though experts say more work is needed to understand the findings, this line of study might offer a way to monitor age-related cognitive disorders and target treatment

The new quarter design featuring Ida B. Wells, the suffragist, journalist and civil rights activist

Women Who Shaped History

These Five Trailblazing American Women Will Be Featured on Quarters in 2025

The U.S. Mint’s American Women Quarters Program has announced its fourth and final group of honorees from throughout American history

A California ground squirrel carries a vole in its mouth after hunting the rodent.

Squirrels Are Displaying ‘Widespread Carnivorous Behavior’ for the First Time in a California Park, New Study Finds

The familiar rodents, known for eating nuts and seeds, have been spotted hunting and decapitating voles in a gruesome dietary adaptation. Scientists say it might signal resiliency in face of future environmental pressures

Stories in a wide variety of scientific disciplines made our list this year.

The Ten Most Significant Science Stories of 2024

From a total solar eclipse that captivated our continent to record temperatures that scorched the planet, these were the biggest moments of the year

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