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Salts in Gale Crater suggest Mars lost its water through drastic climate fluctuations

New data from NASA’s Curiosity rover suggests that water vacated Mars in fits and starts.




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Saturn unseats Jupiter as planet with the most moons in our solar system

Astronomers discovered 20 new moons around Saturn, bringing its total to 82.




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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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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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Lab-grown mini-brains highlight developmental differences between humans and great apes

In a new study, brain-like organoids made from human cells were slower to mature than their chimpanzee and macaque counterparts.




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World’s fastest-running ant scuttles over scalding Saharan sands at super speeds

Saharan silver ants don’t have the longest limbs. But they make up for it with a sprightly combination of fast pacing, light-footedness, and synchronized stepping that effectively turns their six legs into two.




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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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Racially-biased medical algorithm prioritizes white patients over black patients

The algorithm was based on the faulty assumption that health care spending is a good proxy for wellbeing. But there seems to be a quick fix.




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New study more than triples estimates of people at risk from rising seas

Researchers used artificial intelligence to reevaluate elevations vulnerable to rising sea levels.




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Vampire bats form lasting bonds of ‘friendship,’ just like us

The relationships these winged mammals forge in captivity are strong enough to survive the jarring transition back into the wild.




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Invasive, flammable grasses now blanket much of the United States

New research quantifies the fire risks of eight species of invasive grass.




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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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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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What’s up with Jupiter’s wandering magnetic field?

In 2018 and 2019, data from NASA’s Juno mission revealed new discoveries about Jupiter’s bizarre magnetic field.




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How “brown fat” helps you cope with cold weather

Shivering can activate a series of “heating stations” for your blood vessels—but they take a little while to get up and running.




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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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NOVA Resources for At-Home Learning




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NOVA Marathons: Space & The Universe

Six episodes exploring the vast, mysterious, and powerful universe we live in.




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NOVA Marathons: Planet Earth

Six episodes exploring our unique and awe-inspiring planet.




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NOVA Marathons: Animals

Five episodes exploring the companionship, communication, and amazingness of animals.




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Take a Virtual Field Trip with NOVA Education

Join NOVA on three virtual field trips this month in celebration of Earth Day and Environmental Education Month.




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Scientists find warm water beneath Antarctica’s most at-risk glacier

Thwaites Glacier is melting fast. But to understand how climate change is driving its decline, scientists need to send instruments through 2,000 feet of ice into the water below.




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NOVA Marathons: Health & Medicine

Five episodes exploring the fascinating science and innovations in health and medicine.




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Video: Creating and Racing the GT LTS - 'Full Travel' Ep.2



A look behind the scenes at the creation of the GT LTS from development to racing with the GT Factory Racing team.
( Comments: 30 )




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Throwback Thursday: Champery 2007 - The Greatest Race Run Ever?



2007 was the first time Champery appeared on the World Cup circuit and it was a rude awakening for the riders.
( Photos: 4, Comments: 116 )




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First Look: Shimano's New Deore 12-Speed Group & Other 2021 Updates



The 12-speed trickle down continues as Shimano unveils their new Deore drivetrain, along with new brakes and wheels.
( Photos: 14, Comments: 471 )




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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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Video: Watch Anthill's Movie of the Week - Not 2 Bad



You can watch Anthill’s one and only sequel, Not2Bad, right now (and anytime for that matter) on Red Bull TV.
( Photos: 2, Comments: 4 )




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Show mom some brunch-drunk love with simple, scrumptious eats at home

What makes the perfect Mother's Day morning? How about a foolproof frittata and fruity cocktail recipe? Crafted by professionals, these are easy enough to allow the guest of honor to relax and let someone else handle the cooking!




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UK rapper Ty dies from coronavirus at age 47

He was first admitted to a hospital back in April after being diagnosed with COVID-19.




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SEE IT: Monkey gives ATM the business in brazen caper

Show me the monkey! Watch a primate break into an ATM in India




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Up to 190,000 coronavirus deaths possible in Africa in first year of pandemic unless there’s containment: WHO

Between 83,000 and 190,000 people could die of COVID-19 in Africa, with 29 million to 44 million infected, in the coronavirus pandemic’s first year if containment measures do not work, the African regional office of the World Health Organization (WHO) said Thursday.




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Fire forces more than 1,000 people to evacuate homes in Florida panhandle

Wildfires brought evacuations in the Florida panhandle.




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4-drug combination may speed up coronavirus recovery, Hong Kong study finds

The cocktail includes three antiviral drugs and a different drug that boosts natural immune system chemicals.




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"Sprioc bainte amach, cosc ar leathadh Covid-19" - Holohan

Dúirt Príomh-Oifigeach Leighis na Roinne Sláinte an Dr Tony Holohan go bhfuil an ceann sprice a chuireamar romhainn bainte amach againn agus go bhfuil cosc curtha againn anois ar leathadh an ghalair Covid-19 inár measc.




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Fearg agus fuath á spreagadh ag Covid-19 - Náisiúin Aontaithe

Tá an coróinvíreas ag spreagadh fearg, fuath agus ciníochas i measc daoine a deir Ceannaire na Naisiún Aontaithe. Dúirt Antonio Guterrez an méid sin agus srianta san Eoraip agus san Astráil á maolú de réir a chéile.




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Cead ón Vatacáin Ospidéal Naomh Uinseann a bhronnadh ar an Stát

Tá cead tugtha ag an Vatacáin d'ord Siúracha Cráifeacha na Carthannachta Ospidéal agus tailte Naomh Uinseann i mBaile Átha Cliath a bhronnadh ar an Stát trí chomhlacht dar teideal Grúpa Sealbhaíochta Cúram Sláinte Naomh Uinseann.




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Editorial: Coronavirus makes jails and prisons potential death traps. That puts us all in danger

Soap is restricted and hand sanitizer is contraband at correctional facilities. We need to stop admitting people accused of low-level crimes.




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Editorial: Trump's China-bashing might make his base happy, but it puts everyone at risk

Just when President Trump started to rise to the challenge of leading a nation through the coronavirus pandemic, he slips back to his old, tired tricks.




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Editorial: Donate blood, check on your elderly neighbors, and other ways you can help ease coronavirus suffering

We're all in this together. It's far better for society if folks choose to help their fellow humans rather than rip the last roll of toilet paper from their hands.




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Editorial: If the government says to close up shop and stay home to fight the coronavirus, do it. That means you too, Elon Musk

Ideally, business owners and individuals will make the right decisions in the face of coronavirus. But then, there will always be companies like Tesla.




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Editorial: Caltrans is sitting on vacant houses during a pandemic? Put homeless families in them immediately

Amid a public health emergency, it's unconscionable for California to allow dozens of state-owned homes to stay empty.




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Editorial: Climate change is just as real as COVID-19. Now's the last, best chance for our government to treat it that way

President Trump and Congress should keep climate change in mind as they prepare economic aid packages for businesses and industries.




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Editorial: It's no government takeover of PG&E, but it's still a possibility for the state's most dangerous utility

It's not the government takeover that many Californians wanted for the fire-starting utility, but the deal Gavin Newsom struck with PG&E should help.




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Editorial: A 'postponed' abortion? Yeah, that's called having the baby

Some states are using the coronavirus pandemic as an excuse to cut off abortion access. That's unacceptable.




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Editorial: Coronavirus isn't an excuse to rush through far-reaching laws that hurt L.A.'s businesses

The Los Angeles City Council is rushing a major law that would dictate how businesses rehire workers after layoffs.




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Editorial: Coronavirus whack-a-mole isn't working. It's time for a nationwide shutdown

With the U.S. now leading the world in COVID-19 infections, it's time for the nation to stay at home.




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Editorial: Beware of coronavirus-inspired attempts to lock you out of L.A.'s public debate

With officials meeting virtually amid the coronavirus, the government must ensure that the public still has sufficient opportunity to participate.




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Editorial: School shutdowns threaten to worsen the achievement gap

It would be grossly unfair to allow disadvantaged students to languish during a long gap in schooling while students whose families have more resources forge ahead.




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Editorial: Can we still fight the coronavirus while holding the surveillance state at bay?

Some of the most effective strategies at containing the coronavirus are also the most intrusive. Can we adopt them without damaging our liberties?