Lucas Abebe

2.6K posts

Lucas Abebe

Lucas Abebe

@lcsabebe

Addis Ababa, Ethiopia เข้าร่วม Mart 2023
143 กำลังติดตาม63 ผู้ติดตาม
MathAndScience.com
MathAndScience.com@JasonGibsonMath·
This is true from one point of view and it’s what I was taught, however, now that we know everything is a wave function in quantum mechanics, and the electron wave function never actually goes to zero - electrons are more thought of to be at every place all the time just with different probability so the concept of empty space doesn’t really make sense when matter is thought of not as little particles but little spread out smeared out probability densities.
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World and Science
World and Science@WorldAndScience·
99.9999999% of ordinary matter is empty space... If you could take out all of the space within our atoms, all 7.8 billion of us would fit into a single apple.
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Science girl
Science girl@sciencegirl·
More than 100 core elements found in modern televisions trace back to patents held by one unlikely innovator, a farmer’s son. From the neat rows of an Idaho potato field to the invisible paths of electron beams, Philo Farnsworth transformed a simple observation into a technological breakthrough. At just 14, he imagined scanning images line by line, inspired by the straight furrows he was plowing, an idea that would become the foundation of fully electronic television. By his early twenties, Farnsworth had built and demonstrated the first working all-electronic TV system, moving beyond earlier mechanical designs. Today, his work remains embedded in the devices we use daily, a reminder that one insight, rooted in everyday experience, can reshape an entire industry. Source: Patterson, J. (2014). The Boy Who Invented TV.
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Marc Andreessen 🇺🇸
Every security flaw discovered by AI was there before AI, waiting to be discovered either by people or by AI. The world has never been good at securing computer systems; finally with AI we are going to get good.
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Lucas Abebe
Lucas Abebe@lcsabebe·
@PeterDiamandis Unlike texts, pictures, as perceptual materials, don't need processing into percepts, but can move immediately to conceptual understanding.
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Peter H. Diamandis, MD
Peter H. Diamandis, MD@PeterDiamandis·
The human brain processes visual information 60,000x faster than text. Humans are visual processors, not text processors. Images hit the brain instantly. Words take work. That's why a single SpaceX launch video communicates more than a thousand-word essay—and why your slide decks hit harder than paragraphs. We're wired for pictures, not prose.
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Science girl
Science girl@sciencegirl·
Isaac Newton’s cannonball thought experiment shows that orbit is continuous freefall. Objects like the International Space Station fall toward Earth but move forward fast enough to keep missing it as the planet curves away—creating orbit.
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Department of State
Department of State@StateDept·
🚨 SECRETARY RUBIO: If NATO is just about us defending Europe if they’re attacked, but them denying us basing rights when we need them, then that’s not a very good arrangement. That’s a hard one to stay engaged in and say this is good for the United States.
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Lucas Abebe
Lucas Abebe@lcsabebe·
@elonmusk I thought Grok was going to translate and make these available in English?
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Elon Musk
Elon Musk@elonmusk·
Grok automatically translating and recommending 𝕏 posts from other languages is starting to work
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Peter H. Diamandis, MD
Peter H. Diamandis, MD@PeterDiamandis·
Your biology is amazing! You replace ~330 billion cells every single day (1% of your 30 trillion). 1000x the population of the U.S. And each of your 30 trillion cells are running ~5 - 10 billion chemical reactions per second per cell. Impressive.
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Judicial Watch ⚖️
Judicial Watch ⚖️@JudicialWatch·
“This is the most important Supreme Court election integrity case in a generation,” saidJudicial Watch President @TomFitton. “The pandemic spread of states counting late ballots received after Election Day is a flagrant violation of long-standing federal law that not only encourages voter fraud but also severely undermines public confidence in our elections. The Supreme Court now has a critical opportunity to restore a fundamental guardrail to the election process.”
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Judicial Watch ⚖️
Judicial Watch ⚖️@JudicialWatch·
NEW: Judicial Watch was at the Supreme Court on Monday fighting for a critical legal determination: Election Day is a day—not five days, not a week, not a month.
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DNI Tulsi Gabbard
DNI Tulsi Gabbard@DNIGabbard·
Protecting our nation’s most sensitive information from those who seek to exploit it, while making sure our intelligence professionals have the tools and access they need to do their jobs, is not optional. It is essential to our national security. Over the past year, we have taken meaningful steps to begin fulfilling that responsibility through the largest IC-wide technology investment and modernization effort in history. President Trump's Intelligence Community is moving faster and more decisively on cybersecurity modernization and investments in IT than ever before, delivering stronger defenses, greater efficiency, and real cost savings for the American people.
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Prof. Feynman
Prof. Feynman@ProfFeynman·
Ordinary fools are all right; you can talk to them, and try to help them out. But pompous fools—guys who are fools and are covering it all over and impressing people as to how wonderful they are with all this hocus pocus—THAT, I CANNOT STAND! An ordinary fool isn’t a faker; an honest fool is all right. But a dishonest fool is terrible!
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The Knowledge Archivist
The Knowledge Archivist@KnowledgeArchiv·
"The society that puts equality before freedom will end up with neither. The society that puts freedom before equality will end up with a great measure of both." —Milton Friedman
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S.E. Robinson, Jr.
S.E. Robinson, Jr.@SERobinsonJr·
SPACEX: Gwynne Shotwell is on the cover of TIME. The profile covers her position serving as president and COO, second only to Elon Musk, SpaceX operations including Starlink, and the merger with xAI. Shotwell oversees 23,000 employees and focuses on ramping up Starship production. There are 18 vehicles in various stages of construction at Starbase, Texas. Theirnprime focus is NASA's Artemis IV lunar landing in 2028. She aims to build a Moon settlement and manufacturing facility within 10 years (hopefully five), including producing AI satellites on the Moon, and envisions Starship enabling humanity as a multi-planet species.
S.E. Robinson, Jr. tweet mediaS.E. Robinson, Jr. tweet mediaS.E. Robinson, Jr. tweet media
TIME@TIME

TIME’s new cover: SpaceX is racing to build its most powerful rockets yet with the goal of returning humans to the moon. Gwynne Shotwell is leading the charge alongside Elon Musk. Read it here: time.com/article/2026/0…

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DogeDesigner
DogeDesigner@cb_doge·
ELON MUSK: "We're starting off with an advanced technology fab here in Austin, and I'd like to thank @GregAbbott_TX and the state of Texas for the support. So in the advanced technology fab, we will have all of the equipment necessary to make a chip of any kind logical memory, and we will also have all of the equipment necessary to make the masks. So in a single building, we can create a mask, make the chip, test the chip, make another mask, and have an incredibly fast recursive loop for improving the chip design. To the best of my knowledge, this doesn't exist anywhere in the world. We're really going to push the limit of physics in compute, and we're going to try a bunch of wild and crazy things, which you can do if you've got that fast iteration loop that I can't emphasize enough the importance of being able to make it, to test it and and then make and then change the design, do another one, and have that in a single building."
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Next Science
Next Science@NextScience·
🚨 WARNING: Your Brain Might Be Trickin’ You Into Feeling Tired! Ever notice that avoiding tasks when you’re low on energy makes even simple things feel harder later? Scientists say your brain remembers patterns of avoidance, tricking you into thinking effort is heavy—even when you’re rested. Small challenges now can retrain your brain to make tasks feel easier. Source Ego depletion. (n.d.). In Wikipedia
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Shining Science
Shining Science@ShiningScience·
Researchers at Osaka University are currently investigating a groundbreaking compound known as IU1 that targets "zombie cells"—damaged cells that stop dividing but remain in the body. By clearing these senescent cells, the protocol aims to restore organ function and potentially reverse aspects of biological aging. In preliminary laboratory studies involving fruit flies, this targeted cellular approach resulted in dramatic lifespan increases and visible reductions in physical decline. While these results are promising, scientists caution that human biology is significantly more complex than that of insects. The protocol also incorporates the inhibition of a protein called Rubicon, which naturally increases with age and blocks the body’s "self-cleaning" process known as autophagy. Restoring this recycling mechanism helps cells clear out toxic waste, which is a key factor in maintaining long-term neurological and physical health. Japan currently leads the world in longevity data, with the ministry of health reporting over 95,000 centenarians nationwide as of late 2024. This existing "longevity miracle" provides a unique real-world database for researchers to study the interplay between genetics, diet, and these new biotechnological interventions. While the 250-year figure remains a theoretical "moonshot" goal, the immediate focus of this research is extending "healthspan"—the number of years lived in good health. Experts emphasize that human clinical trials are necessary before any protocol can be officially recommended for public use. If you knew you could live to be 250 years old in perfect health, what second career or life path would you want to pursue?
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