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Moderna protocol files for COVID-19 vaccinations are kept at the Research Centers of America in Hollywood, Fla. The biotech company has new data reinforcing that its COVID-19 inoculation is safe and effective. Chandan Khanna/AFP via Getty Images hide caption

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Chandan Khanna/AFP via Getty Images

Moderna's COVID-19 Vaccine Candidate Gets More Good News

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Since its completion in 1963, the Arecibo Observatory has played a key role in discoveries ranging from new insights into pulsars to detecting planets outside our solar system. John Elk/Getty Images hide caption

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John Elk/Getty Images

The Long Legacy Of The Arecibo Telescope

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The African crested rat is the only mammal known to sequester lethal plant toxins. Stephanie Higgins hide caption

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Stephanie Higgins

For Rats That Coat Themselves In Poison, These Rodents Are Surprisingly Cuddly

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Princess Haley, co-founder of a group called Appetite for Change, picks an artichoke to go into supply boxes of fresh produce. The group's mission is to improve the diet of families in Minneapolis. Yuki Noguchi/NPR hide caption

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Yuki Noguchi/NPR

Why Asking People To Change Their Behavior During The Pandemic Is So Hard

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Mount Everest, the world's tallest peak, seen from Syangboche in Nepal. Prakash Mathema/AFP via Getty Images hide caption

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Prakash Mathema/AFP via Getty Images

How Tall Is Mount Everest? Hint: It's Changing

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Researchers Predict That Autumn Leaves Might Start Falling Earlier In The Future

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"You do what you have to do to survive," says Diane Evans, who is fighting pandemic loneliness with technology. Evans lives in San Francisco and has Zoom calls regularly with her daughter in Chicago. Lesley McClurg/KQED hide caption

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Lesley McClurg/KQED

Your olfactory system is actually more sensitive in colder weather. Pauline Pilon/Getty Images hide caption

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Pauline Pilon/Getty Images

The Science Of Smell And Memory

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Donald Baffoni holds a 6-month-old turkey this month at Baffoni's Poultry Farm in Johnston, R.I. John Tlumacki/The Boston Globe via Getty Images hide caption

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John Tlumacki/The Boston Globe via Getty Images

Having A Group Thanksgiving? Here's How To Think About Safety

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Adam Woodrum and his son, Robert, get ready for a bike ride near their home in Carson City, Nev., this month. During the summer, Robert had a bike accident that resulted in a hefty bill from the family's insurer. Maggie Starbard for KHN hide caption

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Maggie Starbard for KHN

A Kid, A Minor Bike Accident And A $19,000 Medical Bill

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Flames approach houses during the Tick Fire on Oct. 24, 2019 in Canyon Country, California. David McNew/Getty Images hide caption

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David McNew/Getty Images

Rebuilding After A Wildfire? Most States Don't Require Fire-Resistant Materials

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A flu vaccine is administered at a walk-up COVID-19 testing site, in San Fernando, Calif. Emergency use authorization is expected soon for vaccines for COVID-19. Robyn Beck/AFP via Getty Images hide caption

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Robyn Beck/AFP via Getty Images