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Charles Q. Choi

@cqchoi.com
4.4K followers 444 following 141 posts

I write about what happens at the edge between the unknown & the impossible. Science journalist for 20+ years & SFF author at Scientific American, NYT, Analog & more. Adventured to seven continents. Yondan in Toyama-ryu swordsmanship. He/him.

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Charles Q. Choi @cqchoi.com · 21/08/2026
The competition was tough! You earned it though, and should be proud.
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Charles Q. Choi @cqchoi.com · 21/08/2026
I was a judge on the 2026 Evert Clark/Seth Payne Award, and am glad that @elisecutts.bsky.social won! I highly recommend her sparkling prose on a very wide range of scientific fields, some of which you can read by going to the award announcement page: casw.org/news/elise-c...
casw.org
Elise Cutts wins 2026 Evert Clark/Seth Payne Award - CASW
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Charles Q. Choi @cqchoi.com · 27/07/2026
I like the show, but re: the science in that ep -- woof.
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Charles Q. Choi @cqchoi.com · 27/07/2026
So what did planetary scientists think of the ST:Strange New Worlds season opener?
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Charles Q. Choi @cqchoi.com · 25/06/2026
So sorry to hear, Tanya. You and everyone else getting fired are great journalists. You all absolutely don't deserve this.
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Charles Q. Choi @cqchoi.com · 25/06/2026
So sorry to hear, Dan. You're a mensch, and I hope you land on your feet somewhere.
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Charles Q. Choi @cqchoi.com · 25/06/2026
So sorry to hear, Meghan. You and everyone else getting laid off are absolutely top-notch.
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Charles Q. Choi @cqchoi.com · 07/05/2026
Perfectly Aligning AI’s Values With Humanity’s Is Impossible: Maybe the best we can do is make “neurodiverse” systems that challenge each other spectrum.ieee.org/ai-alignment by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Why Perfect AI Alignment Is Mathematically Out Of Reach
Maybe the best we can do is make “neurodiverse” systems that challenge each other
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Charles Q. Choi @cqchoi.com · 28/01/2026
Thermodynamic Computing Slashes Energy Use For Image Generation -- may be 10 billion times more efficient than AI spectrum.ieee.org/thermodynami... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Thermodynamic Computing Promises Energy-Efficient AI Images
What if AI could create stunning images with a fraction of the energy used today?
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Charles Q. Choi @cqchoi.com · 17/01/2026
James Webb Space Telescope's mysterious 'little red dots' may be black holes in disguise www.space.com/astronomy/bl... by @cqchoi for @space.com
space.com
James Webb Space Telescope's mysterious 'little red dots' may be black holes in disguise
"If they were purely made up of stars, they would be the densest galaxies in the universe."
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Charles Q. Choi @cqchoi.com · 24/12/2025
We Now Know How Much Faster Clocks Will Run on Mars: the planet’s weaker gravity means time passes faster than here spectrum.ieee.org/time-on-mars... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Mars Timekeeping: Why Microseconds Matter
Atomic clocks tick faster on Mars than Earth. Find out why this matters for future missions.
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Charles Q. Choi @cqchoi.com · 04/12/2025
Room-Size Particle Accelerators Go Commercial: new devices to initially be used in radiation testing for space electronics spectrum.ieee.org/plasma-wakef... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Room-Sized Particle Accelerators Are Here
Room-sized particle accelerators are here! Learn how switching from electromagnetic fields to lasers shrinks these devices down from kilometers to meters.
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Reposted by Charles Q. Choi
The Transmitter @thetransmitter.bsky.social · 20/11/2025
Boosting SYNGAP1 levels via viral delivery can normalize brain waves in mice. By @cqchoi.com www.thetransmitter.org/spectrum/gen... #neuroskyence
thetransmitter.org
Gene replacement therapy normalizes some traits in SYNGAP1 model mice
The first published virus-based gene therapy for SYNGAP1 deletion yields benefits despite the gene’s long length and complexity.
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Charles Q. Choi @cqchoi.com · 22/10/2025
Google’s New Quantum Algorithm May Actually Be Useful: The quantum echoes algorithm shows promise for helping discover better drugs, polymers, catalysts, battery components & more spectrum.ieee.org/quantum-echoes by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Google's New Quantum Algorithm May Actually Be Useful
Quantum advantage may not be here yet, but there is hope.
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Reposted by Charles Q. Choi
The Transmitter @thetransmitter.bsky.social · 09/10/2025
A variant of CRISPR amps up expression of SCN2A, rescuing mice from seizures caused by haploinsufficiency. By @cqchoi.com www.thetransmitter.org/spectrum/boo...
thetransmitter.org
Boosting SCN2A expression reduces seizures in mice
A modified form of CRISPR amps up expression of the gene—a strategy that could apply to other gene variations linked to autism.
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Charles Q. Choi @cqchoi.com · 06/10/2025
Quantum Sensors Sidestep the Heisenberg Uncertainty Principle: new technique could help detect both position and momentum with unprecedented precision spectrum.ieee.org/sidestep-hei... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Quantum Sensors Sidestep Heisenberg’s Uncertainty Principle
Can quantum sensors really measure both position and momentum with precision? Find out how scientists are sidestepping Heisenberg's limits.
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Charles Q. Choi @cqchoi.com · 24/09/2025
Smartphone Cameras Go Hyperspectral: off-the-shelf smartphone cameras can become advanced sensors spectrum.ieee.org/hyperspectra... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Smartphones Can Now See Beyond RGB With Simple Card Trick
Transform your phone into a pocket spectrometer with just a card and an algorithm.
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Charles Q. Choi @cqchoi.com · 19/09/2025
@oldgodspod.bsky.social love the show! so apologies if this has already been answered, but do you see vamps as creatures of the Black or Green? I would’ve assumed the former, but then those beneath might already have some.
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Charles Q. Choi @cqchoi.com · 19/09/2025
eos.org/articles/a-s...
eos.org
A Survey of the Kuiper Belt Hints at an Unseen Planet - Eos
An analysis of more than 150 objects in the far reaches of the solar system suggests that a planet more massive than Mercury could be lurking beyond the orbit of Pluto.
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Charles Q. Choi @cqchoi.com · 06/08/2025
I mean, if it was a store for a Vegas-strip club (or a Vegas strip club, YMMV) that’d make sense
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Charles Q. Choi @cqchoi.com · 30/07/2025
Silicon Is Coming to Smartphone Batteries for a Big Energy Boost: A new silicon-anode battery offers the highest energy density yet spectrum.ieee.org/enovix-silic... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Silicon Anodes Promise Longer Smartphone Battery Life
Silicon anodes in Enovix's new battery promise longer life for AI-powered smartphones. How does it overcome silicon's swelling issue?
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Charles Q. Choi @cqchoi.com · 23/07/2025
Neanderthal genes may explain disorder where brain bulges out of the skull www.livescience.com/archaeology/... by @cqchoi.com for @livescience.com
livescience.com
Neanderthal genes may explain disorder where brain bulges out of the skull
Neanderthal genes may explain why some people have Chiari malformation type I, a condition in which the brain bulges out of the back of the skull.
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Charles Q. Choi @cqchoi.com · 06/07/2025
You’re disappointed that he didn’t want to relitigate one of hundreds of stories he wrote more than a decade ago? Or that he didn’t want to get in an argument with a stranger from the Internet?
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Charles Q. Choi @cqchoi.com · 04/07/2025
Thank you for your attention. Am wondering why you haven’t yet also targeted @royalsocietypublishing.org in which the study I wrote about ran, or @edyong209.bsky.social given his NatGeo story, or @rachelnuwer.bsky.social given her Smithsonian piece, or the study’s authors? Why am I so lucky?
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Charles Q. Choi @cqchoi.com · 19/06/2025
A New BCI Instantly Synthesizes Speech: a paralyzed patient was able to ask questions, emphasize words, and sing short melodies spectrum.ieee.org/bci-speech-s... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Brain-Computer Interface Restores Speech
Restoring speech with brain-computer interfaces: How close are we to real-time voice synthesis for those who can't speak?
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Reposted by Charles Q. Choi
Reid Southen @rahll.bsky.social · 11/06/2025
In the Disney lawsuit, 10 pages are dedicated to citing the work we did. In pursuit of this evidence, Midjourney banned me 3 times and updated their ToS. The first ban encouraged me to dig a lot deeper, so I'd like to congratulate CEO David Holz on his massive unforced error.
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Charles Q. Choi @cqchoi.com · 11/06/2025
Scientists have created cyborg embryos by implanting electrode arrays into the developing brains of frogs, mice, and salamanders spectrum.ieee.org/embryo-elect... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Cyborg Embryos Offer New Insights Into Brain Growth
Could soft, stretchable electrodes in embryos lead to new insights into brain development and regeneration?
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Charles Q. Choi @cqchoi.com · 06/06/2025
Neuromorphic processors mimic the way the brain operates. Now, a Dutch firm has launched what it calls the world’s first commercially available neuromorphic microcontroller. spectrum.ieee.org/innatera-spi... by @cqchoi.com for @spectrum.ieee.org
spectrum.ieee.org
Innatera's Pulsar Chip Could Be a Game-Changer for Ultra-Low-Power AI Sensors
Innatera's Pulsar chip, the first commercial neuromorphic microcontroller, promises ultra-low power AI with 100x lower latency.
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Charles Q. Choi @cqchoi.com · 05/06/2025
“Chowchowfun”
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Reposted by Charles Q. Choi
The Transmitter @thetransmitter.bsky.social · 05/06/2025
Autism linked with a fourfold increased risk of Parkinson’s disease, according to a study of more than 2 million people. By Charles Q. Choi www.thetransmitter.org/spectrum/lar...
thetransmitter.org
Large study links autism to Parkinson’s disease
Autistic adults appear to be prone to an early-onset form of Parkinson’s, according to a long-term study that tracked 2.2 million people in Sweden.
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Reposted by Charles Q. Choi
Spoopy Rex @katyrex.meatjacker.social · 04/06/2025
Currently my favorite distraction on TikTok is this man who is CLEARLY in like, THE BEST shape, finding things that other athletes can do (and often the things they're doing are typically femme) and seeing if he also can do that With the "assistance" of the best dog named Dootie I love this
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Tiffany @tiffanyrfox.bsky.social · 29/05/2025
Omg, they used AI to write this.
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Charles Q. Choi @cqchoi.com · 27/05/2025
There’s a word on the tip of my tongue: snowbake? Snowrake? Snowcake?
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Charles Q. Choi @cqchoi.com · 23/05/2025
Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner www.space.com/astronomy/st... by @cqchoi.com for @space.com
space.com
Scientists find rare double-star system where one star orbited inside the other
Only 16 to 84 other examples of this exotic system may exist in our entire galaxy.
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Charles Q. Choi @cqchoi.com · 19/05/2025
Research I wrote about for @zuckermanbrain.bsky.social
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Charles Q. Choi @cqchoi.com · 18/05/2025
Its debut is really confusing, because there’s a long-running Canadian production called MURDER BOOT
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Charles Q. Choi @cqchoi.com · 04/05/2025
I believe the proper term is “bullflighting”
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Charles Q. Choi @cqchoi.com · 24/04/2025
@patrickwyman.bsky.social I had sent you a copy of the Carthage study last week — guess you didn’t see it.
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Charles Q. Choi @cqchoi.com · 23/04/2025
Quantum networks are nigh unhackable, but it was long assumed they'd need expensive specialized hardware. Now quantum communications are possible across 250+ km using existing commercial telecom lines spectrum.ieee.org/quantum-key-... by @cqchoi.com for @ieeespectrum.bsky.social
spectrum.ieee.org
Quantum Messages Cover City Distances Via Telco Lines
Toshiba sent QKD keys more than 250 kilometers
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Charles Q. Choi @cqchoi.com · 21/04/2025
New stretchable lithium-ion battery can heal itself after being cut in half to continue providing power to a device spectrum.ieee.org/stretchable-... by @cqchoi.bsky.social for @ieeespectrum.bsky.social
spectrum.ieee.org
This Battery Heals Itself After Being Cut in Half
Imagine a battery that can survive being stabbed, cut in half, and still power your device:  Researchers have developed a groundbreaking hydrogel lithium-ion battery that offers incredible durability....
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Charles Q. Choi @cqchoi.com · 17/04/2025
@patrickwyman.bsky.social am still a big fan of the podcast! just sent you some interesting research coming out soon pertinent to your most recent episodes.
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Charles Q. Choi @cqchoi.com · 17/04/2025
This 3-atom-thick ~6,000-transistor microchip is the most complex processor made from 2-D materials yet spectrum.ieee.org/2d-semicondu... by @cqchoi.bsky.social for @ieeespectrum.bsky.social
spectrum.ieee.org
2D Chip Breakthrough: 6,000 Transistors, 3 Atoms Thick
Scientists in China have created the most complex 2D microprocessor yet, featuring nearly 6,000 transistors. The devices are made from molybdenum disulfide, a material just three atoms thick. #semicon...
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Charles Q. Choi @cqchoi.com · 14/04/2025
DNA Helps Electronics to Leave Flatland: these miniature scaffolds for 3D circuits are designed to assemble themselves www.engineering.columbia.edu/about/news/d... by @cqchoi.bsky.social for @columbiaseas.bsky.social
engineering.columbia.edu
DNA Helps Electronics to Leave Flatland | Columbia Engineering
These miniature scaffolds for 3D circuits are designed to assemble themselves.
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Charles Q. Choi @cqchoi.com · 14/04/2025
Gamma-ray bursts, the most powerful kinds of explosions known in the cosmos, may help forge the universe's heaviest elements from the outer shells of dying stars. www.space.com/the-universe... by @cqchoi.bsky.social for @space.com
space.com
The most powerful explosions in the universe could reveal where gold comes from
"The inspiration for this particular study came from conversations with my kids."
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Reposted by Charles Q. Choi
Bethany Brookshire @beebrookshire.bsky.social · 14/04/2025
When the weather gets warm, the days are bright, the sky is blue. the birds are singing... ...I think about bears coming out of hibernation, and the First Shit of Spring. See, when bears hibernate (esp brown bears, black bears don't go down as hard), they stop eating, drinking. Pooping...
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Charles Q. Choi @cqchoi.com · 12/04/2025
Ah, the joys of rereading more carefully. “Nearly all the Khanum went extinct” — didn’t catch the nearly part before. A reward for the careful members of the audience.
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Charles Q. Choi @cqchoi.com · 11/04/2025
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Charles Q. Choi @cqchoi.com · 11/04/2025
@williambibbiani.bsky.social @witneyseibold.bsky.social www.hollywoodreporter.com/movies/movie...
hollywoodreporter.com
Oscars: Film Academy Establishes Stunt Design Award
The award will be presented beginning at the 100th Oscars, which will recognize films released in 2027.
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Charles Q. Choi @cqchoi.com · 10/04/2025
Any by "restraint," I mean that you clearly have much if not all of this figured out, but you don't (yet) feel the need to explain any of it until the story makes it necessary, any more than you'd have to explain the presence of oxygen or gravity
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Charles Q. Choi @cqchoi.com · 10/04/2025
Rereading the 1st and 2nd Ana and Din books, I find myself rly taken by your restraint w worldbuilding. You seed the term Sanctum in the 1st, even say Emperor's Sanctum once, but you don't rly explain what it means until the 2nd, & that's when I rly noticed that the Emperor might be quite old indeed
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