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Peru’s Nazca Line etchings depict bird species not native to the area

The famous desert geoglyphs appear to show birds that occur in Peru’s forests and coastal areas.




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‘Talking’ seals mimic sounds from human speech, and validate a Boston legend

In the late 1970s, a harbor seal named Hoover began catcalling passersby at the New England Aquarium in a thick Maine accent. A new study confirms seals’ uncanny ability to copy human speech.




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With new DNA analysis, the Neanderthal story gets even more complex

A new study reveals that some European Neanderthals might have displaced their relatives in Siberia, while others mingled with another, still mysterious, ancient human population.




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Thinking is for suckers, but if you’re an octopus, suckers are for thinking

Octopuses “think” with neurons so distributed throughout their bodies that sometimes the left hand literally doesn’t know what the…left hand is doing.




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In best-case reforestation scenario, trees could remove most of the carbon humans have added to the atmosphere

A study finds that close to a trillion trees could potentially be planted on Earth—enough to sequester more than 200 billion tons of carbon. But environmental change on this scale is no easy task.




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New fossil find complicates the meandering story of dinosaur flight

A chicken-sized raptor relative adds credence to the idea that flight evolved multiple times among ground-faring dinosaurs.




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Bring "Spooky Action at a Distance" into the Classroom with NOVA Resources

Quantum physics impacts the technology students use every day. Use these resources from NOVA broadcasts, NOVA Digital, and What the Physics!? to introduce quantum concepts to your classroom.




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Girls’ superb verbal skills may contribute to the gender gap in math

Girls are great at math. But if they’re even better at reading, they might be more motivated to choose a humanities-focused career.




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Adding 8 trillion tons of artificial snow to the West Antarctic Ice Sheet could stop from collapsing. Should we do it?

There are a heck of a lot of reasons not to.




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A year ago, toxic red tide took over Florida’s Gulf Coast. What would it take to stop it next time?

Killing red tide cells en masse can unleash their potent toxin. That means researchers need to get creative.




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Quivering bird eggs prep each other for predators before they hatch

Even while still in their eggs, baby birds can hear their parents’ alarm calls. They then pass the message along to unhatched siblings so the entire clutch emerges aware of the dangers ahead.




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Scientists use radiation and bacteria to slash mosquito populations on two Chinese islands

Combining two insect-control techniques, researchers largely prevented reproduction in a mosquito species known to carry Zika, dengue, and yellow fever.




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This robotic hand can partially restore a sense of touch

Researchers have built a prosthesis that enabled a man who lost his hand to text, pluck grapes from their stems, and stuff a pillow into its case.




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A new trio of exoplanets could offer clues to how midsized planets form

The trifecta, discovered by NASA’s TESS, includes a “super-Earth” and two “sub-Neptunes” in a system called TOI-270.




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The little bicycle that could, thanks to artificial intelligence

An AI chip designed to mimic certain aspects of the human brain has given a bicycle an unprecedented level of autonomy.




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Science As Told by Teens: Reflecting on the Pilot of NOVA Science Studio

With a goal to empower youth to tell stories about the world in new ways, NOVA Science Studio was able to give students exposure to a wide range of careers in STEM, journalism, and media production.




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There will be blood, and physics, too: The messy science of bloodstain pattern analysis

Researchers are using fluid dynamics to try to improve the study of crime scene blood spatter.




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Total warfare among the Maya began earlier than once thought

The burnt ruins of a Maya city in what’s now Guatemala hold clues to its untimely demise at the turn of the 7th century.




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Cone-shaped meteorites are ‘just right’ for plummeting to Earth

Researchers eroding clay in water may have uncovered secrets of meteorites’ aerodynamic stability.




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Researchers use viral genomes to uncover a Zika outbreak in Cuba

The virus simmered quietly in Cuba for about a year before infecting thousands.




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Moonlight turns white barn owls into terrifying ‘ghosts’

The feathery glint startles their rodent prey, making them easier to catch.




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Squirrels eavesdrop on bird chatter to tell when a threat has passed

These nosy rodents may not speak bird-ese, per se, but they can still use avian chatter as a safety cue.




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Hurricane Dorian crawls up the coast from Florida to Virginia

Some of the storm’s features hint at troubling trends in recent hurricanes.




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Fossil finger points to a surprising link between humans and Denisovans

New findings suggest Neanderthals evolved their unusually broad fingers after they split from Denisovans, just 400,000 years ago.




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Intricate ‘toe maps’ exist in the brains of artists who paint with their feet

Two men born without arms showcase the brain’s extraordinary flexibility.




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Scientists are about to lock themselves into an Arctic ice floe for a year

In the largest Arctic expedition yet, researchers will gather as much data as they can on the fading ice—and climate change.




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To save climate-sensitive pikas, conservation efforts need to get local

American pikas’ responses to climate are driven by location, location, location.




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Cooking changed human history. Did it change our microbes too?

Gut microbes react differently to raw and cooked versions of the same foods.




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Scientists may now be able to predict forest die-off up to 19 months in advance

Even forests that look green from space can show symptoms of impending decline.




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October Events: "Look Who's Driving" Screenings & Panel Discussions

This month, NOVA is hosting three events that will dive into how autonomous vehicles work, how they may change the way we live, and whether we will ever be able to entrust them with our lives.




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Refrigerators of the future may be inspired by the weird physics of rubber

A new refrigeration technique harnesses the ability of rubber and other materials to cool down when released from a tight twist.




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Meet the second confirmed interstellar object to enter our solar system

The comet, 2I/Borisov, comes from another planetary system, but bears a remarkable resemblance to local space rocks.




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To predict the next infectious disease outbreak, ask a computer

Mathematical modeling and AI can pick out patterns preceding epidemics that human brains can’t readily discern.




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Scientists retract study linking CRISPR baby mutation to early death

The study, originally published in June, contained an error that its authors caught months later.




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What caused Saturn’s strange spell of storms in 2018?

Researchers have uncovered a new category of giant storm on Saturn’s surface.




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From ashes to AI: How technology puts a new lens on ancient texts

Recent breakthroughs in scanning, image processing, and machine learning are helping researchers read historic documents once considered lost to time.




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In a controversial study, DNA from today’s southern Africans hints at possible “homeland” for modern humans

But many questions remain about the true origin of the Homo sapiens species.




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Feast your eyes on the first-ever photos of a silver-backed chevrotain in the wild

The images confirm the species, which has been “lost” to science for 29 years, is alive and well in its native Vietnam.




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Anatomy professor uses 500-year-old da Vinci drawings to guide cadaver dissection

Leonardo da Vinci dissected some 30 cadavers in his lifetime, leaving behind a trove of beautiful—and accurate—anatomical drawings.




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Like Neanderthals, early modern humans used their teeth as tools

New findings bolster the argument that the two groups of early humans had a lot of behavioral similarities.




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Communities come face-to-face with the growing power of facial recognition technology

As law enforcement agencies deploy AI-powered facial recognition systems, some communities are pushing back, insisting on having a say in how they’re used.




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The top 10 science stories of 2019

Black holes, gene editing, and quantum computing wowed us—while new climate findings and racial bias in medicine brought renewed urgency.




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The 10 most popular NOVA stories of 2019

We’ve counted down our ten most-read articles of 2019 and found that health and medicine, physics—and of course animals—were fan-favorite topics this year.




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Experiencing Extremes: Plunging into Polar Pasts with NOVA to Reveal Future Climates

NOVA Labs Intern Chloe Nosan reflects on her experience working on the platform's newest resource on global climate change: The Polar Lab.




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Podcast: Andrew Neethling Talks to Brendan Fairclough & Cam Zink in Episode 1 & 2 of 'Moving the Needle'



As a professional international downhill mountain biker, and now commentator, Andrew 'Needles' Neethling brings 18 years of experience in all aspects of the cycling industry into podcast form.
( Photos: 3, Comments: 4 )




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Video: Official Trailer for 'The Legend of Tommy G'



The film will premiere on the 12th of May.
( Photos: 1, Comments: 11 )




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Photo Epic: #PanShotFriday - Crowd-Sourced Blur Love From The Week of May 8th



Another hit of blurry goodness.
( Photos: 41, Comments: 4 )




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A Complete Timeline of Coronavirus' Effects on Mountain Biking [Update: Christchurch Adventure Park Prepares to Open]



We'll continuously update this story as more news comes in.
( Photos: 10, Comments: 256 )




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Mavic Placed into Receivership in France



Courts place Mavic into receivership as they try to work out who actually owns the French wheel brand.
( Photos: 2, Comments: 225 )




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From The Top: Karl Nicolai on Gearboxes, Geometry, & How His Company Found Its Niche



We sat down with the founder and owner of Nicolai Bikes to talk about the past, present, and future.
( Photos: 17, Comments: 92 )