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Posts by Jeanna Bryner

thank you!

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Trade Journalism Award Finalists Recognizing excellence in writing for a specialized audience

I'm super proud that our @sciam.bsky.social T1 diabetes pkg is a finalist for @nihcm.bsky.social Trade Journalism Award Finalists. @lizszabo.bsky.social @miriamquick.bsky.social @jeanna.bsky.social @jenchristiansen.com @rachelnuwer.bsky.social @laurenjyoung.bsky.social
nihcm.org/awards/trade...

1 week ago 19 9 1 1

Breathing!! Amazing, perfect splashdown.

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Artemis II moonshot reflects a spacefaring vision present in Jules Verne’s 19th-century novel Going to the Moon isn’t just about science. Novelist Jules Verne predicted some of the societal ramifications modern lunar missions are creating today.

Thrilled to share this piece of mine from The Conversation. theconversation.com/artemis-ii-m...

1 week ago 6 3 0 0
A "live" logo above a headline reading NASA's Artemis II crew returns to Earth. Above an artist's rendering of the Orion spacecraft entering Earth's atmosphere.

A "live" logo above a headline reading NASA's Artemis II crew returns to Earth. Above an artist's rendering of the Orion spacecraft entering Earth's atmosphere.

At top, a map showing where the Orion capsule will hit Earth's atmosphere to the southeast of Hawai'i and where it will splashdown off the coast of San Diego. At bottom, a graphic showing the altitudes at which the capsule's parachutes will deploy.

At top, a map showing where the Orion capsule will hit Earth's atmosphere to the southeast of Hawai'i and where it will splashdown off the coast of San Diego. At bottom, a graphic showing the altitudes at which the capsule's parachutes will deploy.

A graphic of the Artemis II reentry timeline. The process takes 13 minutes for the capsule to travel from 400,000 feet above Earth down to the ocean. Also marked are a communications blackout spanning from about 30 seconds to 6 minutes into the process and the parachute deploy from 10 to 12.5 minutes.

A graphic of the Artemis II reentry timeline. The process takes 13 minutes for the capsule to travel from 400,000 feet above Earth down to the ocean. Also marked are a communications blackout spanning from about 30 seconds to 6 minutes into the process and the parachute deploy from 10 to 12.5 minutes.

🌎 NASA's Artemis II crew comes home tonight. Watch live with us here: www.scientificamerican.com/video/watch-...

1 week ago 39 12 1 0

Watch Live as #Artemis II crew returns home!

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Timeline shows the progression of the Orion capsule’s 400,000-foot descent from when it enters Earth’s atmosphere at 7:53 P.M. to its scheduled splashdown at 8:07 P.M.

Timeline shows the progression of the Orion capsule’s 400,000-foot descent from when it enters Earth’s atmosphere at 7:53 P.M. to its scheduled splashdown at 8:07 P.M.

It's happening—we're about 2 hours away from the Artemis II mission splashdown! Here's a timeline of what to expect.

Watch and follow @sciam.bsky.social for live updates (and s/o to @unamandita.bsky.social for the graphic!): tinyurl.com/443kra4s

1 week ago 93 39 4 2
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Watch live—NASA’s Artemis II’s moon flyby is underway Today the four astronauts of Artemis II are observing the far side of the moon, setting distance records and experiencing a solar eclipse

Watch live as #Artemis II astronauts pass behind the moon. @sciam.bsky.social

2 weeks ago 23 4 1 1
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Watch live—NASA’s Artemis II’s moon flyby is underway Today the four astronauts of Artemis II are observing the far side of the moon, setting distance records and experiencing a solar eclipse

Watch live as #Artemis II astronauts pass behind the moon. @sciam.bsky.social

2 weeks ago 0 1 0 0
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NASA’s Artemis II moon mission nears its historic lunar flyby The fifth day in space for Artemis II saw space suit tests, an Easter egg hunt and final preparations for an imminent close encounter with the moon

We can have nice things! Follow SciAm's coverage as #Artemis II astronauts near an historic milestone and likely stunning pics ... of the far side of the moon. @sciam.bsky.social @meghanbartels.bsky.social @jackiefmogensen.bsky.social @clairehcameron.bsky.social @leebillings.bsky.social

2 weeks ago 4 1 0 0
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Welp this is one of the coolest things I've ever seen.

2 weeks ago 161 42 1 3

Wow! Could you tell me where you grabbed this visual? Looking to find the rights to it. thank you.

2 weeks ago 1 0 1 0
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#Artemis II update: Orion has separated from the rocket's upper stage 🚀
Our European Service Module is in the driving seat!

2 weeks ago 1151 228 10 11

beautifully written.

2 weeks ago 2 0 0 0
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NASA’s Artemis II launches on first crewed moon mission of the 21st century A daring 10-day voyage will take four astronauts on a loop around the moon and set the stage for future forays to the lunar surface

Read more about the just launched and historic moon mission from @nadiadrake.bsky.social who is on the ground at KSC! @sciam.bsky.social #artemis

2 weeks ago 4 2 0 0
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NASA’s Artemis II launches on first crewed moon mission of the 21st century A daring 10-day voyage will take four astronauts on a loop around the moon and set the stage for future forays to the lunar surface

Artemis II has successfully launched and the first crewed moon mission of the 21st century is on its way! www.scientificamerican.com/article/nasa...

2 weeks ago 8 6 0 1
Text reads NASA's Artemis II moon mission heads to launch over an image of a rocket.

Text reads NASA's Artemis II moon mission heads to launch over an image of a rocket.

We're at T-10 minutes, with the final poll for launch happening NOW! 🚀 🌔 🚀 We're watching live as NASA counts to launch for the Artemis II mission around the world, come join us! spklr.io/6002EyQBr

2 weeks ago 41 15 1 5

Need to get up to speed on the Artemis mission fast? Here's a handy guide to NASA's moon mission launching tonight! 🧪 🔭

2 weeks ago 23 7 0 0
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NASA’s Artemis II moon mission heads to launch The U.S. space agency is targeting Wednesday evening to loft four astronauts on what may be a record-breaking trip around the moon—see the spacecraft live

It feels surreal that NASA might literally make history (again) this evening with the #Artemis II launch (🤞). Follow coverage on @sciam.bsky.social. And you can Watch it Live here:

2 weeks ago 15 5 0 0
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Jury finds Meta and YouTube negligent in landmark social media addiction case A Los Angeles trial jury found that Meta and YouTube are offering products that are addictive and harmful to young users’ mental health

I was surprised by yesterday's ruling on the liability of Meta and YouTube, mostly b/c this is such a knotty issue. @sciam.bsky.social would love to hear your thoughts. Scroll to the bottom of this article and click "Join the discussion." www.scientificamerican.com/article/jury...

3 weeks ago 11 3 0 0
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A top climate scientist just resigned from NASA. Here's why Climate scientist Kate Marvel talked to Scientific American about her decision to leave NASA amid federal government turmoil and funding challenges

When @andreatweather.bsky.social asked @drkatemarvel.bsky.social what working for NASA meant to her, she said: "What a dream, right? Those four letters are magic. They stand for exploration and discovery and doing big things." Read more.

3 weeks ago 5 2 0 0
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Can future astronauts be put into comas for long-distance space travel? The science-fiction film Project Hail Mary sees Ryan Gosling go to space in a state of suspended animation. But does the science suggest that’s possible?

Anyone see Project Hail Mary? If so, come join a discussion on Scientific American around this question: How likely would you be to say "yes" to being placed in a coma for a lengthy spaceflight to another planet? Scroll to the bottom and click "join the discussion" here:

4 weeks ago 0 0 0 0
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2025 Chemistry Nobel Goes to Molecular Sponges That Purify Water, Store Energy, and Clean Up the Environment Three scientists, including one from the U.S., share the 2025 Nobel Prize in chemistry for developing “metal-organic frameworks,” versatile molecular cages that can trap contaminants, store energy and...

Finally! After decades of also-runs, amazing molecular cages-which can do everything from trapping greenhouse gases to delivering and releasing drugs at specific parts of the body- won the Chemistry Nobel. Read @megha.bsky.social 's story, here, and watch for updates today.

6 months ago 39 15 1 3
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See Stunning Feline Photography Revealing the Science of Cats Tim Flach captures his fascination with the science of cats in stunning photographs from his new book Feline

Do you have a favorite? Boy from Indonesia? Tim Flach is such an amazing photographer! 💜 CATS. @meghanbartels.bsky.social

6 months ago 6 0 0 1
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Does Tylenol Use during Pregnancy Cause Autism? What the Research Shows Trump and Robert F. Kennedy, Jr. plan to tie Tylenol use during pregnancy and folate deficiencies to rising autism rates—but the evidence is thin

Does taking Tylenol during pregnancy increase risk of autism? The evidence is thin—and entirely correlational. Here's what to know. @sciam.bsky.social 🧪 www.scientificamerican.com/article/does...

6 months ago 34 17 2 0
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San Francisco Rattled by Predawn Earthquake The San Francisco Bay Area was rattled early this morning by a magnitude 4.3 earthquake along the Hayward fault line

Bay Area quake! Get the deets here: 🧪 www.scientificamerican.com/article/magn...

6 months ago 8 3 0 0
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The Meteorite That Vanished: A Tale of Lies, Death and Smuggling How a space rock vanished from Africa and showed up for sale across an ocean

"The fate of the cosmic cannonball is now anyone’s guess," writes @danvergano.bsky.social for @sciam.bsky.social

6 months ago 9 4 0 0
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Bird Migration Is One of Nature’s Greatest Spectacles. Paleontologists Just Found Clues to Its Origin Tiny fossils hint at when birds began making their mind-blowing journey to the Arctic to breed

Right now, millions of birds are migrating south before the onset of the boreal winter. @ksepkalab.bsky.social and I explore the evolutionary origins of this amazing behavior in our article for @sciam.bsky.social!

www.scientificamerican.com/article/how-...

7 months ago 29 11 1 1
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Chimpanzee Consumption of Boozy Fruit May Illuminate Roots of Humanity’s Love of Alcohol Wild chimps ingest the equivalent of multiple alcoholic beverages a day

Chimpanzees get a surprising amount of alcohol from the fruit they eat. This discovery might bolster the "drunken monkey hypothesis" for humanity's love of liquor 🧪🍸

7 months ago 83 25 4 1

This is fascinating (and scary), "as she goes into her umpteenth meeting of the day..."

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