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Smart News / Smart News Science

A trail camera in Vermont captured 80 photos of moths fluttering around a moose's head, likely slurping up its tears.

Trail Cameras in Vermont Captured Something Strange: Moths Sipping a Moose’s Tears

Tear-drinking, known as lachryphagy, has mostly been observed in the tropics, so scientists were somewhat surprised to find the unusual behavior so far north

An artist's interpretation of an early human ancestor striking flint on a piece of iron pyrite.

New Research

Could These 400,000-Year-Old Rock Fragments Be the Oldest Known Evidence of Human Fire-Making?

Evidence from a site in southeast England suggests early humans were purposefully and repeatedly igniting blazes roughly 350,000 years earlier than previously thought

Orcas and dolphins might hang out together off the coast of British Columbia to hunt for food as a team, new research suggests.

Watch These Orcas Follow Dolphins to Snag a Salmon Feast. It Might Be the First Evidence of These Species Working Together

Off the coast of British Columbia, killer whales are tailing dolphins, and both seem to be rewarded with fishy meals. But not everyone is convinced it’s teamwork—and the behavior may hint at other ocean stressors

The reproductive structures of cycads, an ancient seed plant, heat up with infrared radiation to attract beetle pollinators, a new study suggests. 

Cool Finds

Before the First Brilliantly Colored Flowers Bloomed, Dinosaur-Era Plants Emitted Heat to Attract Pollinators

Some plants produce heat, which has long puzzled botanists. But a new study suggests that infrared radiation is an ancient method to lure beetle pollinators

Time passes by faster on Mars than on Earth.

How to Keep Time on Mars: Clocks on the Red Planet Would Tick a Bit Differently Than Those on Earth

On average, Martian time ticks roughly 477 millionths of a second faster than terrestrial clocks per Earth day. But the Red Planet’s elongated orbit causes the time difference to vary as Mars travels around the sun

Elihu Vedder's 19th-century painting "Star of Bethlehem"

The Bible’s Star of Bethlehem May Have Been a Comet, Analysis of Ancient Records Suggests

An odd star brightened for more than 70 days in 5 B.C.E., according to a Chinese text. The object may have been a comet that looked like it rose, then stood still over Bethlehem

The researchers based their conclusions on an intact ancient construction site found at Pompeii.

New Research

This Ancient Construction Site in the Ruins of Pompeii Is Revealing New Secrets About the 2,000-Year-Old Recipe for Roman Concrete

New research suggests the Romans used a method known as “hot mixing” to produce self-healing concrete, which allowed them to build structures that endured for centuries

Side view of NMNH's newly acquired Pachycephalosaurus skull, which is a rare, nearly complete specimen

Nearly Complete Skull of a Dome-Headed Dinosaur Makes Its Way to the Smithsonian’s National Museum of Natural History

The remarkable skull will be on display from December 22 through December 28. After spending the next few years behind the scenes for research, it will join NMNH’s permanently showcased fossil collection

Spotted lanternflies have spread to nearly 20 states since 2014.

Bees Are Turning the Sticky-Sweet Secretions of Spotted Lanternflies Into Honey—and Some People Love the Smoky-Smelling Stuff

The invasive insects have been spreading across the United States for over a decade, leaving behind poop that bees are transforming into a less sweet, sometimes savory, honey

Supernova remnant Cassiopeia A, which sits within the Milky Way

Astrophysicists Found an Abundance of Odd Elements Essential for Life in the Leftovers of an Exploded Star

The surprisingly high amounts of chlorine and potassium in a supernova remnant could help solve the mystery of where these crucial elements come from

A new study hints that Australia's first people arrived via a major northern route and a smaller southern route. 

Modern Humans Reached Australia Around 60,000 Years Ago via Two Routes, Genetic Analysis Suggests

The study bolsters one hypothesis of when people arrived at the landmass that became Australia and other islands, and presents some of the earliest evidence of seafaring

The Geminid meteor shower in 2017

The Year’s Best and Brightest Meteor Shower Peaks This Weekend. Here’s How to Watch the Radiant Geminids

A waning crescent moon should make for a fairly dark sky, allowing viewers to see up to 150 shooting stars per hour

Each strand of yarn traces the tracks that make up an ancient trackway.

This Site in Bolivia Boasts 16,600 Exposed Dinosaur Footprints—The Most Ever Found in One Location

Paleontologists counted the record-setting tracks and uncovered evidence of dinosaurs swimming and dragging their tails along what was a muddy superhighway for the animals millions of years ago

Excess weight can harm a cat's quality of life and exacerbate health conditions.

Can GLP-1s Help Fat Cats Lose Weight? The First Clinical Trial Testing the Drugs for Weight Loss in Felines Has Begun

San Francisco-based pharmaceutical company OKAVA is investigating an implant that slowly releases a GLP-1 medication for up to six months

Gas stoves are responsible for more than half of some Americans’ total exposure to toxic nitrogen dioxide, a new study suggests.

Gas Stoves Are Poisoning Americans by Releasing Toxic Fumes Associated With Asthma and Lung Cancer

In the United States, gas stoves are the main source of indoor nitrogen dioxide—a toxic gas tied to many health problems—according to a new study

"The Fall of Icarus" 

This Stunning Image Shows a Skydiver Falling Across the Face of the Sun. Here’s How the Team Captured the Mesmerizing Photo

Months of careful planning and calculations went into the shot. Then, the team had only one jump attempt to get it right

Two new studies involving thousands of participants examined how chatbots can influence political beliefs.

Can Chatting With an A.I. Bot Shift Our Political Beliefs?

New research suggests that chatbots have a greater sway on policy issues than video ads, and that spouting the most information—even if wrong—is the most persuasive strategy

The study inventoried thousands of mollusks, worms, crustaceans and other small marine creatures. 

Deep-Sea Mining Test in the Pacific Drastically Reduced Biodiversity and Animal Populations

The Metals Company wants to be the first firm to commercially mine the seafloor. The study it funded suggests that mining vehicles harm creatures in the machines’ paths

An illustration of ancient sea cows

A Trove of Sea Cow Fossils in Qatar Reveals a New Species That Munched on Seagrass 21 Million Years Ago

The findings suggest that sea cows have been engineering ecosystems in the Persian Gulf for tens of millions of years

Research indicates that coral reefs have been tuning Earth's cycles for hundreds of millions of years. 

For More Than 250 Million Years, Coral Reefs Have Had a Major Influence on Earth’s Changing Climate

The planet has been flipping between two main modes of carbon recovery depending on the state of coral reefs, new research suggests

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