Biology
No Uncontaminated Habitat Left for 6 New Species of Frogs: Expert
Human overpopulation and agricultural practices are endangering the tiny amphibians, according to biologist Eric Smith.
Escaped Monkey Attacks Two-year-old Ukrainian Refugee in Russian Village
Pauline, the little girl who was attacked, is now in intensive care for her injuries after being mauled by a monkey allegedly belonging to a local millionaire.
What Are the COVID-19 BA.5 Symptoms? Everything About the New Variant
BA.5 continues to be the dominant variant in the U.S. and is believed to have increased transmissibility over earlier Omicron types.
Scientists Puzzled by Soaring Global Methane Levels
Scientists say the rapid rise in atmospheric methane has significant implications because it is a potent greenhouse gas and can contribute to global warming.
Insects May Be Able to Feel Pain, Study Suggests
The latest findings may have important ethical implications, particularly amid the drive toward the mass-production of insects for food.
Tennessee Boy, 15, Catches Incredibly Rare White Catfish, Throws It Back
"We were shocked when we saw it," Captain Richard Simms told Newsweek. "Most anglers fish their entire lives and never see one."
Swarms of Mormon Crickets Engulf Oregon Farms: 'Truly Biblical'
The two-inch-long insects damaged crops on 10 million acres of Oregon farmland last year.
Watch: 3D View of Stinky One-Cell Ocean Organism
Jullienella foetida can reach a size of several centimeters and has a "foul-smelling odor."
Chopping up Invasive Worms Makes New Individuals, California Officials Warn
The California Department of Fish and Wildlife has said hammerhead worms and jumping worms are damaging gardens, forests and wildlife.
Florida Boy, 7, Almost Dies After Getting Bit by Venomous Snake in Backyard
Elijah Bustamante was bitten by a water moccasin and was treated with seven bags of antivenom in the ICU.
Man Describes Being Swallowed by Humpback Whale: 'I'm Done, I'm Dead'
Michael Packard, a 56-year-old commercial lobster diver, found himself inside the mouth of a humpback whale off the coast of Provincetown, Massachusetts.
Artificial Human Tissue On Chip Could Replace Animal Testing
The idea behind the research was the creation of artificial organs in a procedure known as delivering an "organ on a chip" or "human on a chip."
Zoo Reports Record Number of Rare Stork Chicks
A zoo has seen an astonishing number of white stork chicks – once considered extinct in parts of Europe – hatching this spring thanks to perfect weather.
One in 10 People Conscious Under Anesthesia, Half of Them Can Feel Pain
About 11 percent of participants in the study responded to commands despite being under anesthesia, but couldn't remember anything afterwards.
Adorable Baby Elk Left on Arizona Front Doorstep for 'Daycare'
Homeowners found the sweet guy on their doorstep—but it turns out he wasn't actually abandoned.
Liquid Cats Explained: Why Your Cat Can Squeeze Into Impossible Spaces
Veterinarian Uri Burstyn explores why cats, the internet's favorite obsession and all-round Weird Little Guys, are so flexible.
Why Do I Get Depressed at Night?
Some people suffering with depression report that their symptoms tend to get worse at nighttime.
Snake and Spider Venom Even More Dangerous Than Thought, Scientists Say
Research shows venom can actually contain bacteria that infects bite wounds.
Beautiful New Species of Rare Burrowing Snake Discovered
Phaloris shawnella has been detected in just two places so far in the land-locked South American republic of Paraguay.
2 Newly Discovered Species of Amazonian Fish Threatened By Deforestation
Both fish - commonly referred to as South American darters - could disappear if the Brazilian government does not take immediate action, say scientists.
Fact Check: Does Viral Tweet Show 'Most Detailed Image' of a Human Cell?
An incredibly popular Twitter post has ignited users' interest in microbiology with a vividly colorful illustration of a cell—but is it what it seems?
Astronauts Would Need to Be Obese for Space Hibernation, Study Suggests
A new study hypothesizes a popular sci-fi theme: Is it feasible for a human to sleep in space for decades?
Incredible Video Shows Cancer Being Killed by Immune System Cell
Microscope footage shows how a fiery T cell latches onto a cancer cell in an attempt to destroy it.
The Story of He Jiankui, Now Out of Jail After Editing DNA of Unborn Babies
Jiankui's widely condemned 2018 research was a key event in the murky ethical minefield of genetic modification.
Cute Photos Show Rare 'Miniature Kangaroo' Baby Peeking From Mom's Pouch
Dusky pademelon babies measure about the size of a jelly bean when they are born.
Video from 'DroneSharkApp' Shows Stunning Images of Underwater Creatures
The app features thousands of hours of footage that have been used by scientists to understand marine wildlife behaviors and feeding patterns.
Fact Check: Do Genetic Changes Mean the Virus Is 'Not COVID-19 Any More'?
After Elon Musk asked whether COVID could evolve into something else entirely, experts discuss whether this would be possible — and if it already happened.
Can Period Underwear Help With Cramp Pain? Gynecologists Weigh In
Gynecologist Dr. Jennifer Gunter explained to Newsweek: "Menstrual products are about comfort and that means different things to different people."
Russian Claim Ukraine Making Ethno-Specific Bioweapons Is 'Science Fiction'
Scientists and the State Department have challenged the Kremlin's suggestion that the United States is financing the development of chemical and biological weapons in Ukraine.
Giant Joro Spiders Could Cover the Entire East Coast, Scientists Say
Joro spiders seem capable of surviving at lower temperatures found further north.