Golden Fur in Dogs Evolved Two Million Years Ago, Long Before Domestication
Five coat color variations in domestic canines emerged from an ancient ancestor
New Barbie Dolls Honor Covid-19 Frontline Medical Workers From Around the World
The series of dolls honor six women who developed Covid-19 vaccines, studied the virus, worked in hospitals, and more
The First Living Asian Giant 'Murder' Hornet of 2021 Has Been Found in Washington State
The sighting was reported two miles from where officials found a nest in October 2020
Perseverance Rover's First Martian Rock Sample Goes Missing
Engineers are working to solve the mystery using data about the sample that the space robot sent back to Earth
NASA Is Recruiting Candidates for Year-Long Mars Simulation
Crew members will live in a 3-D printed habitat called Mars Dune Alpha in Houston, Texas
Sheepshead Fish With Human-Like Teeth Plucked From North Carolina Coast
The Atlantic coast swimmer uses its molars to crush the shells of various mollusks and crustaceans
What NASA's Technicolor Mosaic Images of the Moon Can Teach Us About the Lunar Surface
The vivid hues showcase soil composition and ancient volcanic history
Chipmunks Test Positive for the Bubonic Plague in Several South Lake Tahoe Locations
Officials closed some recreational sites while the areas undergo eradication efforts
Coronavirus Antibodies Detected in Wild White-Tailed Deer in Several U.S. States
Forty percent of white-tailed deer sampled from four states between January and March 2021 had antibodies from the virus that causes Covid-19
Subsurface 'Lakes' on Mars May Actually Be Frozen Clay Deposits
After various studies suggesting liquid water may lie underneath the Red Planet's south pole, a new study suggests it instead consists of smectites
Rare Snowfall Blankets Cities Across Brazil
Some parts of the country are seeing snow for the first time in decades, and its threatening crop production
See SpongeBob SquarePants' and Patrick Star's Real-Life Twins
The aquatic pals were discovered one mile deep in the Atlantic Ocean during a NOAA expedition
CDC Reports Several Cases of Drug-Resistant Fungal Infection in Two U.S. Cities
In total, five cases of the fungal infection were resistant to three known classes of antifungal medications
CDC Internal Report States Covid-19 Delta Variant Is as Contagious as Chickenpox
Both vaccinated and unvaccinated people should wear masks indoors in high transmission areas, which accounts for half the country, according to the agency
Researchers Vacuum DNA From the Air to See What Animals Are Near
The method may help scientists survey animals in various ecosystems to inform conservation efforts
Plumes of Smoke From Fires in the North American West Stretch Across the Continent
Particle pollution is affecting air quality in cities thousands of miles away
Warmer Climate May Cause Male Dragonflies to Lose Their Patchy Wings
Dark spots on the insect's wings can cause them to overheat. But as they lose them to adapt to climate change, potential mates may not recognize them
Could Methane-Spewing Microbes Be Living in the Depths of a Subsurface Ocean on Saturn's Moon Enceladus?
The hot, chemical plumes could be produced by something similar to Earthly microscopic life forms that consume hydrogen and carbon, then burp up methane
Boozy Comet's Mysterious Heat Source Offers Clues to How Planets Like Earth Obtain Water
The cosmic relic contains minerals from when the solar system first formed and high amounts of methanol
Some Bugs Walk on Water, but This Talented Beetle Scurries Underneath Its Surface
The aquatic critter may use bubbles to stay inverted
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