optic retweetledi
1,500 years ago Boethius wrote a book that linked music, math, and cosmic harmony.
De Musica isn't just a book.
It might be one of the most important writings ever.
Here's why: 🧵
English
optic
621 posts
optic
@Fibonaut
“All energy flows according to the whims of the great magnet.” - staring into the abyss and sipping something - Molecule enthusiast - soil devotee
Freeside Katılım Ocak 2018
5.3K Takip Edilen331 Takipçiler
optic retweetledi
The hidden architecture of a bird’s voice. 🙌🏻
Did you know a bird's song can be mapped into a mathematical fingerprint? 🧬
This isn't sci-fi; it's the real-time mapping this is a multi-dimensional bioacoustic visualization of a Carolina Wren's song.
By tracking the frequencies, can build a unique radar chart signature for the species. It tracks spectral flatness , entropy, and slope in 3D space to reveal the hidden geometry behind the music.
Nature is literally math in motion.
the video tracks specific spectral features that define the bird's unique Vocal Signature. 🥺
A beautiful reminder of the complexity hiding in everyday sounds.
English
optic retweetledi
optic retweetledi
It's nearly impossible to reconcile yourself to death at the end of your life, if you haven't faced it til then. You have to acknowledge it long before, pre-grieve it and make your life choices with its inevitability in awareness.
A graceful death can take decades.
English
optic retweetledi
Ever wonder what a nervous system would look like if it self-assembled inside a novel being that hadn't faced a history of selection for its organism-level form and function? Or, perhaps you wondered how #Xenobots would look and act, or what their transcriptome would be like, if they had nervous systems?
Well, here's the first step: advanced.onlinelibrary.wiley.com/doi/epdf/10.10…
"Engineered Living Systems With Self-Organizing NeuralNetworks: From Anatomy to Behavior and Gene Expression"
Our awesome team: led by @halehf: @LaurieONeill99, @mmsperry, @LPiolopez, @DrPatrickE, and Tiffany Lin.
The @TuftsUniversity and @wyssinstitute press releases are here, for summaries:
now.tufts.edu/2026/03/16/sci…
wyss.harvard.edu/news/toward-au…
English
optic retweetledi
Superhuman power is near
Scientists just found have a gut bacterium that can boost muscle strength 👀
Researchers have identified a gut bacterium called Roseburia inulinivorans that is associated with greater muscle strength and physical performance. The study, published in Gut, analyzed 124 participants and compared their gut microbiome with strength and fitness tests.
People with higher levels of this bacterium showed stronger grip strength and better aerobic fitness, with older adults demonstrating up to 29% greater grip strength.
In animal experiments, mice given the bacterium showed about a 30% increase in grip strength, suggesting gut microbes may influence muscle metabolism and the development of fast-twitch muscle fibers linked to power and strength.
English
optic retweetledi
This is why psychedelics are awesome.
Understandings are transferred directly at a rate that puts language to shame. You can feel uncompressed learnings being mainlined into what feels like every nerve in your brain/body like a kind of perpetual aha moment
JJ@JosephJacks_
Agree fully. The language of the universe is vibrational resonance fractals that are impossible to express using the blunt force instrument called English.
English
optic retweetledi
Infinity Ring.
A ring built from the Julia Sets that lie along the main cardioid of the Mandelbrot Set.
By Matt Henderson, @matthen2, used with permission.
English
optic retweetledi
levin's cognitive light cone concept makes it impossible to hold the perspective that "a human could understand the goal of any posthuman AGI"
people who think humans can access the total state space of objectives literally just haven't thought about how wide that range is
there are entire magazines of capabilities, understanding, powers, and access-to-nature that are as wholly beyond us as we are beyond a bacteria (see mike's example in the video)
people who care about "life" should care much less about the *shape* of an oak tree or lemur or human, and much more about the ability for intelligence to expand this light cone - and thus, its own ability to persist and thrive
marriage to *shape* is not going to be feasible in the radically accelerating future that life is about to go through
English
optic retweetledi
optic retweetledi
Scientists have reinvented the gear for the first time in 5,000 years.
How? By swapping out solid mechanical teeth for dynamic fluid flows.
For thousands of years, machines have depended on the exact meshing of physical gear teeth to transmit motion—a principle originating in ancient China that still suffers from issues like wear, contamination by debris, and misalignment.
Now, researchers at New York University have developed an innovative "fluid gear" system that removes these mechanical contact points entirely. By submerging rotors in a carefully chosen liquid, the team showed that a driven rotor can create precisely controlled fluid currents to spin a passive rotor. This setup mimics traditional gears or pulleys without any direct physical contact, using the liquid itself as invisible, wear-proof "teeth."
What makes this breakthrough especially powerful is its flexibility: unlike fixed metal gears, these fluid-based mechanisms can dynamically adjust their speed ratios and even switch rotation directions on demand. Simply by varying the gap between rotors or the flow velocity of the liquid, the system can shift from counter-rotating like classic gears to co-rotating like a belt-and-pulley drive.
This advancement promises major improvements in robotics, precision machinery, and other fields by offering a robust, jam-resistant alternative to conventional mechanical components. The research, published in Physical Review Letters, points to a future where complex machines might transmit power through flowing liquids rather than clashing metal.
["Hydrodynamic Spin-Coupling of Rotors",
J. Zhang et al., Phys. Rev. Lett. 136, 084001 (2026).
DOI: 10.1103/PhysRevLett.136.084001]
English
optic retweetledi
optic retweetledi
“The meaning of life is to find your gift. The purpose of life is to give it away.”
— Pablo Picasso
English
optic retweetledi
Wow.
This looks like an amazing project.
Scholars at UMichigan have recently collected a massive dataset of over 1.1M podcast transcripts that is largely comprehensive of all English language podcasts.
Using this data, they conduct an investigation into the content, structure, and responsiveness of the podcast ecosystem.
Check it out!
English
optic retweetledi
optic retweetledi
wow
Researchers gave aged rhesus monkeys daily one hour sessions of 40-Hz auditory stimulation (a low-frequency sound) for a week.
In the monkeys, levels of Alzheimer’s related β-amyloid proteins in the cerebrospinal fluid more than doubled, and this increase persisted for over five weeks after treatment, suggesting that 40-Hz sound stimulation could help the brain clear toxic proteins and might be a promising noninvasive therapy for Alzheimer’s disease.
English
optic retweetledi
Scientists just cracked the multiple sclerosis code after decades of searching.
Two specific gut bacteria are triggering the disease, and they've proven it using identical twins and mice.
This changes everything we know about MS:
English
optic retweetledi
optic retweetledi
For the first time in human history, scientists witnessed the precise instant human development initiates. What they observed wasn't biological randomness, it was orchestrated precision.
At fertilization's exact moment, a coordinated biochemical wave erupts across the egg's surface. This isn't gradual activation. It's an instantaneous "on switch", a cascading molecular signal that transforms a dormant cell into the blueprint for an entire human being.
Time zero. Life's starting gun.
What stunned MIT researchers wasn't just that this happens, but how it happens. The activation wave moves in rhythmic, structured patterns following mathematical proportions found throughout nature, the same ratios governing spiral galaxies, nautilus shells, sunflower seed arrangements, and hurricane formations.
The Golden Ratio. Fibonacci sequences. Universal mathematical constants appearing at life's very first moment.
This suggests something profound: organization precedes consciousness. Order exists before brain, before nervous system, before any structure capable of creating order. The instructions for building complexity are embedded at the origin point itself.
We've always known fertilization starts development. But seeing it reveals life doesn't "stumble" into existence through chemical accidents gradually organizing. It ignites with purpose, structured signals executing a predetermined biological program with geometric precision.
This challenges purely mechanistic views of life's origins. Random molecular collisions don't produce mathematical elegance. Yet here it is, visible under microscopes, following patterns woven into the universe's fabric.
Life's first instant looks less like chance and more like code executing.
Time zero isn't chaos becoming order. It's order beginning.
English
optic retweetledi
MIT’s origami robot starts as a flat sheet, folds itself when heated, and becomes a tiny robot that can crawl, climb, and swim.
English