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A photo of Saturn taken by the Hubble Telescope last October. Small dark marks called ring spokes are visible on the planet's left side, just inside the widest black band of space between rings.

What Are These Mysterious Dark 'Spokes' on Saturn's Rings?

A Hubble image highlights the seasonal features, which scientists think could be caused by interactions between the planet's magnetic field and solar wind

A Quadrantid meteor flies through the sky, as captured by NASA's All Sky cameras.

What to See in the Sky in January: Meteor Showers, Planets and Comets

From the Quadrantids to a "swarm of stars," here are the celestial spectacles you won’t want to miss this month

What makes cheddar so good? A community of microorganisms working in harmony.

What Makes Cheddar Cheese Taste So Good?

After a year-long cheddar-making experiment, scientists have unraveled the microbial underpinnings of the cheese's buttery flavor

Human tears may contain an odorless chemical substance that reduces aggression, a new study finds.

Sniffing Women's Tears May Reduce Aggression in Men, Study Finds

The findings, which may extend to all humans, suggest emotional tears might serve an evolutionary purpose

Turquet’s octopus

Octopus DNA Reveals Clues to When the West Antarctic Ice Sheet Last Collapsed

Understanding the ice sheet's past could help researchers shed light on its future melting

NASA engineers react to the first-ever high-definition video sent by laser from deep space, which feaures an orange tabby cat named Taters.

NASA Streams Video of a Cat Chasing a Laser From Deep Space

In a first, the agency beamed the playful clip to Earth from a distance 80 times farther than the moon

Humans may perceive dogs with dark eyes as younger and more friendly, according to new research.

Here's Why Most Dogs Have Brown Eyes

Humans may have bred their canine companions to have darker eyes, because we perceive them as younger and more friendly, study finds

Data from the Hubble Space Telescope produced this new image of the galaxy UGC 8091.

See the 'Sparkling Snow Globe' Galaxy Captured by the Hubble Space Telescope

The new, holiday-inspired image features UGC 8091, an "irregular" dwarf galaxy in the constellation Virgo

Keālia Pond National Wildlife Refuge

Could Climate Change Cause More Lakes to Turn Bright Pink?

While rosy-hued waters exist naturally around the world, a pond in Hawaii recently turned pink, and Australian scientists say the same could happen there

Rembrandt's The Night Watch (1642)

Art Meets Science

Lead Base Layer Discovered in Rembrandt’s 'The Night Watch'

Researchers analyzed a tiny paint sample from the piece and found a lead-rich layer on the canvas

This A.I.-generated illustration shows what some of the undiscovered extinct birds might have looked like.

Humans May Have Driven Twice as Many Bird Species to Extinction as Previously Thought

Statistical modeling of undiscovered extinctions suggests 1,430 bird species have disappeared during modern human history

Uranus with its rings and moons, showcasing storms and a polar ice cap on the planet. The new Webb image was produced by combining longer and shorter exposures.

See the James Webb Telescope's Stunning New Image of Uranus With Its Rings and Moons Clearer Than Ever

The gleaming ice giant could soon become a top priority for exploration

Chimpanzees and bonobos may have the longest social memory of any non-human animal.

Chimpanzees and Bonobos May Remember Faces for More Than 20 Years

The great apes, which are humans' closest living relatives, appeared to recognize photos of their former acquaintances in a study, even decades later

A volcano erupts near the evacuated town of Grindavík in southwestern Iceland.

Volcano Erupts in Iceland After Weeks of Earthquake Activity

On Monday night, plumes of lava and ash blasted more than 330 feet into the air

Scientists surveyed nearly 1,000 U.S. parents during the first half of 2023 to estimate melatonin use among kids.

Melatonin Use Is Rising in U.S. Children, Study Finds

Nearly one in five children under 14 are being given melatonin before bed, according to a survey of about 1,000 parents

Cats can fetch—but they prefer to be in control of the playtime.

Like Dogs, Some Cats Will Play Fetch—but Mostly on Their Own Terms

Many felines appear to pick up the playful behavior spontaneously, without any explicit training, a survey of cat owners finds

This year, lookups on Dictionary.com increased for A.I.-related words, including "generative A.I.,” “GPT” and “chatbot.”

'Hallucinate' Is Dictionary.com's Word of the Year for 2023

In the context of artificial intelligence, the word means "to produce false information" and "present it as if true"

An artist's rendering of one of the Voyager spacecrafts.

NASA's Voyager 1 Is Glitching, Sending Nonsense From Interstellar Space

The aging spacecraft, launched in 1977, is transmitting a gibberish pattern of ones and zeros back to Earth

A colored image of an anthrobot. Hairlike structures called cilia enable the bots to move.

Tiny 'Robots' Made From Human Cells Show Wound-Healing Potential

The so-called "anthrobots" can self-assemble and move on their own, and they prompted damaged neurons to regenerate in a recent study

Saturn's moon Enceladus, represented in a composite of several images taken by NASA's Voyager 2 probe

Life-Sparking Gas Strengthens Evidence That Enceladus, a Moon of Saturn, Could Be Habitable

Evidence of hydrogen cyanide in data from the Cassini spacecraft adds to a growing list of molecules that could, in theory, support life on the icy moon

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