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Smart News / Smart News Science

An artist's rendition of the collision between Earth and the protoplanet Theia, which, according to the prevailing theory, resulted in the moon's formation.

Mysterious Lumps in Earth’s Mantle May Be Remains of the Crash That Formed the Moon

Chunks of a protoplanet called Theia became lodged within Earth after the two worlds smashed together, new computer simulations suggest

Cats have 26 different facial movements that combine to make 276 distinct expressions, according to a new study.

Cats Make Nearly 300 Different Facial Expressions

From ear position to pupil size, a new study examines how felines express themselves while interacting with one another

After making headlines this summer for "stealing" surfboards in Santa Cruz, the California sea otter known as 841 has been spotted with a new pup.

California’s Surfboard-Stealing Sea Otter Has Given Birth to a Pup

Otter 841 made headlines for her “unusual” behavior this summer, which biologists now say could’ve been related to pregnancy hormones

Jurassic lampreys help bridge the evolutionary gap between the earliest lampreys and those species still alive today.

These Large, Flesh-Eating Lampreys Lived 160 Million Years Ago

Paleontologists in China recently unearthed the fossilized remains of two new species of lamprey, a group of jawless fish that dates back 360 million years

A Mediterranean fruit fly (Ceratitis capitata), also known as a medfly

Millions of Sterile Fruit Flies Will Soon Be Dropped on Los Angeles

The influx of insects is meant to combat the invasive medfly, after officials identified two of the produce-destroying creatures in the area

A blood smear of a patient with sickle cell. The crescent-shaped sickle cells can be seen in the smear.

Gene-Editing Treatment for Sickle Cell Disease Moves Closer to Approval

FDA advisors said the benefits seem to outweigh any possible risks, and the agency will decide whether to approve it by December 8

In 2020, the American Ornithological Society dubbed this bird, formerly named for a Confederate general, the “thick-billed longspur."

Why Dozens of North American Birds Will Soon Get New Names

In a bid to make birding more inclusive, the American Ornithological Society will give new monikers to several species named after people

Typewriter Eraser, Scale X by Claes Oldenburg and Coosje van Bruggen

After Getting Stuck in a Sculpture at the National Gallery of Art, This Barred Owl Is Now Flying Free

The bird spent some time recuperating at two rehabilitation facilities and is now back in the wild

The four telescopes of the Very Large Telescope in Chile. Researchers used them to search for the source of the fast radio burst.

Astronomers Find Powerful ‘Fast Radio Burst’ That Traveled for Eight Billion Years

The strong blast of radio waves is the oldest known, and it could tell scientists more about the mysterious matter that lies between galaxies

An image of Pluto taken by the New Horizons spacecraft in 2015

A Supervolcano on Pluto May Have Spewed Ice Just a Few Million Years Ago

An unusual crater on the dwarf planet hints at past volcanic activity—and a possible vast ocean beneath its surface, scientists say

Dust from the Chicxulub impact may have plunged the planet into a cold, dark winter and halted photosynthesis.

Dust May Have Triggered the Global Winter That Killed the Dinosaurs

A new study, based on modeling, suggests fine silicate particles could have blocked sunlight and shut down photosynthesis across the globe

Jean Fouquet's Melun Diptych features two panels, Étienne Chevalier with Saint Stephen on the left, and Virgin and Child Surrounded by Angels on the right.

New Research

Mysterious Stone in 15th-Century Painting Could Be a Prehistoric Tool

Jean Fouquet’s “Melun Diptych” is likely the earliest artistic representation of an Acheulean hand ax

Wildfires have smashed records this year in Canada, scorching more than 40 million acres in the country.

Earth Is Entering ‘Uncharted Territory’ Because of Climate Change, New Report Warns

Researchers found that 20 of 35 “planetary vital signs” are at record extremes, and they call for rapid action

Female chimps at the Taronga Zoo in Sydney, Australia, in 2005. The new study followed 185 chimps in Uganda's Kibale National Park for 21 years.

Wild Female Chimpanzees Go Through Menopause, Study Finds

Until now, menopause had not been documented in wild, non-human animals, except for a few species of toothed whales

Atlantic salmon spend most of their lives in the cool waters of the ocean. When they venture upstream in freshwater rivers to spawn, however, they encounter challenging warmer waters.

Engineers Create ‘Air Conditioning’ for Salmon With Chilled Patches of River Water

Wild Atlantic salmon can struggle with heat as they swim upstream to spawn—but artificial “thermal refuges” may help them cool off

The Africa disappeared on Lake Huron in October 1895.

Cool Finds

Filmmakers Stumble Upon 128-Year-Old Shipwreck in Lake Huron

A duo working on a documentary about invasive quagga mussels in the Great Lakes discovered the long-lost steamship “Africa”

In 2022, nearly 46 percent of health workers felt burnt out either often or very often.

Health Care Workers Are Burning Out, CDC Says

Depression, anxiety and harassment of health professionals have risen beyond crisis levels, per a new report from the agency

Hurricane Otis caused major damage in Acapulco, Mexico.

Hurricane Otis Slams Mexico in ‘Nightmare Scenario’ That Shocked Meteorologists

The storm rapidly intensified in just 24 hours before it hit Acapulco as a category 5, killing at least 27 people and destroying infrastructure

A historic drought in the Amazon has revealed faces carved in the rocky banks of the Rio Negro in Brazil.

Cool Finds

Drought Exposes Ancient Rock Carvings in Brazil

Revealed by receding Amazon waters, the carvings of human faces are up to 2,000 years old

In the new experiment, roosters made fewer alarm calls, meant to warn peers of predators, when placed in front a mirror versus when standing near another rooster.

Roosters May Recognize Their Reflections in Mirrors, Study Suggests

The findings demonstrate self-recognition could be more common among animals than previously thought

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