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Posts by Helen Thompson

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What did dogs mean to the ancient Maya? Scientists are unlocking new clues. Depictions of dogs in Maya art and archaeological finds point to a variety of possible roles in the ancient culture.

Dogs probably played multiple roles in ancient Maya culture. Some familiar, some not-so-familiar. Josh Learn explores all of them in his latest story for Nat Geo. www.nationalgeographic.com/science/arti...

5 days ago 0 0 0 0
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The food on Artemis II is surprisingly tasty—but it still won’t be good enough for Mars Future missions will need longer expiration dates and grow-it-yourself options. Luckily, labs around the world are working on these menus—and invited National Geographic inside.

No one goes to space for the food. But NASA food scientists and other researchers are working to help astronaut food shed its not-so-great reputation. For Nat Geo, @marinakoren.bsky.social digs into the future of extraterrestrial dining in her latest. www.nationalgeographic.com/science/arti...

1 week ago 6 2 0 1
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What would living on Mars and the moon be like? Inside the World’s Biggest Analog. A global experiment tests how humanity could live across the solar system, by dropping volunteers into some of Earth’s most extreme environments.

Space agencies and private organizations have been using analogs to test various aspects of human space exploration for years. In this piece, Erin Berger takes readers to two of these sites, during the largest analog ever done. www.nationalgeographic.com/science/grap...

3 weeks ago 1 0 0 0

The gap you’re talking about has been a struggle within publications for awhile. It’s incredibly frustrating. And I don’t think anyone has a solution. But I often wonder if it’s more about platform than anything else.

3 weeks ago 1 0 1 0

We as science journalists should definitely try to reach new audiences and think about who the story is for, but it’s also ok if certain stories aren’t for everyone. In trying to reach everyone, you can lose sight of the audience you have that already exists. And then, what if they leave?

3 weeks ago 1 0 1 0

The real audience also varies from publication to publication within the pop sci umbrella. Nat Geo’s audience is different than Science News’ audience or Quanta’s audience. Yes, there’s overlap, but it’s not identical. Even within publications, audience varies from platform to platform.

3 weeks ago 5 0 2 0
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Humans have been hanging out with dogs for even longer than we thought Two new papers have shown that dogs were fully distinct from wolves—and companions with people—more than 14,000 years ago.

Super fun to cover this pair of papers, one from @lachiescarsbrook.bsky.social about early dogs!

I esp love how they paired genetics with archaeology, to show that dogs were not "used" they were PART of human culture, and got similar funeral practices. www.nationalgeographic.com/animals/arti...

3 weeks ago 67 21 2 0
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On moonshots and Minneapolis Space exploration can bring people together and reflect deep societal divisions.

Space missions are touted for their power to unite humankind, but they also bring our earthly problems into sharp relief.
www.sciencenews.org/article/moon-landing-min...

1 month ago 5 1 0 0
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Raccoons: Domesticated by a nose? Are raccoons headed toward pet-dom?

Are raccoons on the fast track (or very, very slow track) to domestication?

I don't think so. brookshire-team-trash.beehiiv.com/p/raccoons-d...

Except that drunk one passed out in the Virginia liquor store. She gets a pass.

4 months ago 65 17 6 2
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James Watson, dead at 97, was a scientific legend and a pariah among his peers James Watson, the co-discoverer of the structure of DNA who died Thursday at 97, was a scientific legend and a pariah among his peers.

"He did care what his obituaries would say. He knew his racist and sexist assertions would feature in them. Not even that could make him reconsider his beliefs, which only seemed to harden with criticism. Now history can reach its verdict."

www.statnews.com/2025/11/07/j...

5 months ago 10 2 0 1
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This has the tea I needed in a Watson obit. ☕️☕️☕️

5 months ago 1 0 0 0

After 5️⃣5️⃣9️⃣ days of negotiations, @sn-media-guild.bsky.social is now on the eve of our first-ever strike. We love our jobs. We just want a sustainable workplace.

Support us by spreading the word or joining my DC-based colleagues on the picket line!

5 months ago 7 6 0 0
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An inside look into NASA's next generation moon rovers A retro-futuristic space truck. A nimble crustacean on wheels. A space-age dune buggy. One will win a multibillion-dollar prize to deploy on a future NASA Artemis mission. But first, we took a ride on...

NEW: Intuitive Machines, Astrolab, and Lunar Outpost have all built seriously cool, super-futuristic moon rovers. They’re competing to become the official mode of transportation for NASA’s Artemis astronauts.

And for NatGeo, I test drove all three. www.nationalgeographic.com/science/arti...

5 months ago 17 5 0 2

It's me. The first raise is higher than my yearly salary. (And the 2nd comes VERY close.)

6 months ago 10 8 1 0
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It's been 540+ days since we started negotiating with
@society4science.bsky.social for a fair contract. We marked the occasion by holding a practice picket during our lunch hour. Judging by all the honking cars and trucks, we think it's safe to say DC commuters are with us!

#faircontractNOW

6 months ago 8 7 1 0
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NASA's Artemis II ushers in a new era of human exploration NASA's Artemis II mission could happen as early as February. Here's why this flight will be one to watch.

Meet Artemis II: the first mission to send humans around the moon since 1972. I’ll be covering this mission for National Geographic, so you’ll be seeing a lot from me about it, but here’s the first:

www.nationalgeographic.com/science/arti...

6 months ago 236 57 5 13
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Acetaminophen Use During Pregnancy and Children’s Risk of Autism, ADHD, and Intellectual Disability This nationwide cohort study with sibling control analysis examines the association of acetaminophen use during pregnancy with children’s risk of autism, ADHD, and intellectual disability.

Is #tylenol safe in pregnancy? Data 👇

A large Swedish study of 2.48M children found:

👶 No link btwn prenatal tylenol & autism, ADHD, or intellectual disability once sibling comparisons controlled for family/genetic factors.

👉 Tylenol is safe in pregnancy if needed.
jamanetwork.com/journals/jam...

6 months ago 272 118 8 3
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This is the best evidence yet for ancient life on Mars NASA’s Perseverance rover found possible signs of ancient life in rocks on Mars, keeping scientists up at night.

In case you missed it: scientists found this sign of possible past life on Mars! My latest for Nat Geo:
www.nationalgeographic.com/science/arti...

7 months ago 14 4 0 2
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American Academy of Pediatrics has released our annual update to our immunization recommendations to best help children and adolescents build immunity and stay healthy.
Read our full policy statement to learn about AAP's updated immunization schedule.
www.aap.org/en/news-room...

8 months ago 238 133 10 18
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Also transplants saying, "You live in ARLINGTON?!?!?"

That is also a crime I would add to the list.

8 months ago 1 0 0 0

The fact that Maryland drivers are not mentioned anywhere on this list is in itself a crime.

8 months ago 2 0 2 0
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What caused the 8.8 magnitude quake that sent tsunamis to Hawaii and California Here's what we know about what caused the earthquake off Russia's Far East and why the tsunami it generated weren't as big as anticipated.

NEW: A magnitude 8.8 megaquake blasted tsunami waves across the Pacific today. Here's everything you need to know about it, including:

-Why it happened
-Why it generated a widespread tsunami
-Why the timing of this megaquake is a bit weird

Me, for NatGeo www.nationalgeographic.com/science/arti...

8 months ago 30 17 1 0

I’m no giraffe but I’m sticking my neck out to say it’s not fair that the C-suite gets raises greater than many employees salaries while Guild members haven’t gotten a raise since bargaining began.

9 months ago 16 9 0 0
a cream-colored dog looks up at the camera with her ears back a bit. she has a magnificent underbite on display, with eight teeth sticking up from her bottom jaw like a little frame for her nose.

a cream-colored dog looks up at the camera with her ears back a bit. she has a magnificent underbite on display, with eight teeth sticking up from her bottom jaw like a little frame for her nose.

This is Susan. She has a smile that could light up a room, and independently finance the local orthodontist. 12/10

9 months ago 17683 919 309 53
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Our solar system has a new mysterious visitor—what is it? Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.)

NEW: Come on, you didn’t think I’d write nothing on that new interstellar comet, even while on holiday, did you? Pfft.

Here’s everything we know so far about the solar system’s new gatecrasher, from its size, shape, origins and voyage. ☄️

www.nationalgeographic.com/science/arti...

9 months ago 11 2 1 0

Bee-hind 💀

9 months ago 0 0 1 0
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Could T. rex swim? Kinda Evidence suggests dinosaurs like tyrannosaurs were probably best suited to a version of the doggy paddle.

Could Tyrannosaurus rex swim like its silver screen equivalent in the new Jurassic World film?

The big carnivore was probably able to do the dino doggypaddle, but a big body full of air sacs may have been the reptile more of a "tipsy punter" than a skilled swimmer. I dig in at NatGeo. 🧪

9 months ago 122 35 7 0
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#Shingles, #RSV vaccines may protect older adults from dementia

Compared with flu vaccine recipients, those given the RSV or shingles vaccine had 18% to 37% lower odds, respectively, of receiving a dementia diagnosis in the next 18 months.

www.cidrap.umn.edu/r...

9 months ago 34 17 1 2
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A 3-D printed, plastic beaker could help algae grow on Mars Algae grown under Mars-like conditions could make bioplastic building materials for structures to harbor life in space.

Maybe if Mark Watney had some algae and a 3D printer on Mars, he could have grown even more potatoes

www.sciencenews.org/article/biop...

9 months ago 4 1 0 1
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Who was Vera Rubin? Here’s what to know about the astronomer behind dark matter. How the pioneering scientist, and namesake of an enormous new telescope, forced astronomers to rethink the universe.

And finally, now seems as good a time as any to explore the legacy of Rubin herself. "It is a blueprint for humanity—to be curious, never assume, and above all be kind," Ashley Yeager wrote in an essay published earlier this month. Read the full piece here: www.nationalgeographic.com/science/arti...

9 months ago 0 0 0 0