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Currently, Tasmanian devils are listed as endangered on the IUCN Red List of Threatened Species.

Tasmanian Devils Wipe Out an Entire Colony of Little Penguins

The marsupials were brought to the island in a conservation rebound effort. Instead, they decimated native bird populations

An artist's rendering of the Earth and sun seen from space. Astronomers on Earth can detect other worlds when far away stars flicker as an orbiting planet passes in front of them, partly blocking our view. New research asks how many alien worlds might have been able to detect Earth in this way.

New Research

If Aliens Exist in These 1,700 Solar Systems, They Can Probably See Earth

Hypothetical alien astronomers orbiting these stars could have seen the sun’s light flicker as Earth passed in front of it

Officials at the U.S. Centers for Disease Control and Prevention anticipate that Delta will become the dominant variant in the United States within the next few months.

Covid-19

Covid-19 Delta Variant Emerges as Primary Threat Around the World

A surge of cases in the United Kingdom suggests that Delta is the most transmissible variant yet identified

The bright red regions were thought to be caused by molecules known as tholins, or organic compounds that rain down onto the surface after cosmic rays or ultraviolet light interact with the methane in Pluto's surface and atmosphere.

Pluto's Red Patches Are Mystifying Scientists

A new study suggests there's more to the dwarf planet's rust-colored deposits than meets the eye

Like the newly-identified 2014 UN271, the NEOWISE comet pictured here is a long-period comet originating in the Oort Cloud.

Giant Comet From the Oort Cloud Will Pass by the Sun in 2031

Astronomers used about 40 observations of the object, which is called 2014 UN271, to estimate its size and orbit

A snowflake moray eel peers out from its hiding spot.

New Research

To Capture Prey on Land, This Eel Has an Extendable, Extra Jaw Hidden Inside Its Throat

This second set of teeth allows some moray eels to more effectively feed in the intertidal zone when the tide is low

Currently, single-use plastics lose 95 percent of their value after use, causing a $110 billion loss to global markets every year.

Innovation for Good

Plastic Waste Can Be Transformed Into Vanilla Flavoring

Researchers used microbes to convert plastic waste into the chemical additive

A radar image of Venus' largest block of crust, located in the planet's lowlands and identified by the authors of a new paper.

New Research

Venus May Still Be Geologically Active

Radar images of the planet’s surface suggest large sections of its crust appear to have moved in the geologically recent past

Dried sea snot on the surface of the water can be so strong that seagulls can walk on it, and it can damage fishing boat motors.

Turkey Begins to Clean Smelly Sea Snot From Its Shores

The layer of marine mucilage threatens not only tourism and fishing boats but also creatures living in the Sea of Marmara

Cosmetics designed to stay on longer or marketed as "wear-resistant," "long-lasting," and "waterproof" contained the highest levels of PFAS.

Scientists Find Toxic 'Forever Chemicals' in More Than 100 Popular Makeup Products

Waterproof mascara and long-lasting lipsticks contained the highest levels of organic fluorine, an indicator of PFAS

A photo of the Asian giant hornet specimen found near Marysville, Washington.

Dead 'Murder Hornet' Found North of Seattle

The dried out male hornet is 2021's first confirmed sighting of the Asian giant hornet, but scientists say the corpse doesn't look fresh

When a person uses the HiccAway to drink water, they have to suck about four times harder than if they were using a regular straw.

Innovation for Good

This Straw Is Designed to Instantly Cure Hiccups

The 'HiccAway' stopped cases of hiccups 92 percent of the time during an early trial

Based on the size of the skull, the research team also found that the rhino had a long thick neck, a short trunk similar to that of a modern-day tapir, and a deeper nasal cavity.

This Prehistoric Giant Rhino Was 'Taller Than a Giraffe'

The prehistoric mammal had a 3.8-foot-long head and stood at about 16 feet tall

The newly deciphered genome, T2T-CHM13, added 200 million base pairs to the 2013 version of the human genome and found 115 new genes.

Scientists Are on the Cusp of Finally Deciphering the Entire Human Genome

After 20 years of work, the pursuit is nearly complete, but the team still has to sequence a Y chromosome

Lake Mead generates electricity and supplies water to 25 million people in Western United States.

Hoover Dam's Lake Mead Hits Lowest Water Level Since 1930s

The reservoir generates electricity and supplies water to about 25 million people across tribal lands, farms and major cities

An artist's rendering of Gunggamarandu maunala.

New Research

23-Foot 'River Boss' Croc Fossil Found in Australia

Slender-nosed extinct reptile would have patrolled freshwater ecosystems between two and five million years ago

A pygmy blue whale (Balaenoptera musculus brevicauda) crosses the Indian Ocean and passes near Mirissa, Sri Lanka.

Using Nuclear Bomb Detectors, Scientists Overhear the Secret Songs of a Never-Before-Seen Pygmy Blue Whale Population

The new group is named 'Chagos' after the islands close to where the melodies were detected

New genetic research suggests that the gray whale spotted off the coast of Namibia in 2013 originated in the western Pacific.

New Research

Gray Whale Breaks Migration Record With 16,700-Mile Journey

The whale, which is usually found in the northern Pacific Ocean, was spotted off Namibia in 2013

The new gray wolf pups in Colorado have yet to be photographed, so for now you'll have to make do with this bright-eyed pair.

Gray Wolf Pups Seen in Colorado for the First Time in 80 Years

Wildlife officials spotted at least three pups around a den site located near the Wyoming border

While observing the crayfish, the research team saw that the crustaceans exposed to low levels of the antidepressant were more adventurous and twice more likely to pop out of their shelters and explore their surroundings.

Crayfish Exposed to Antidepressants Are More Adventurous

While the traces of drugs found in waterways alter the crustacean's behaviors, it may leave them more vulnerable to predation

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