riannejar.bsky.social - Profile | ThreadSky | a Reddit-style client for Bluesky

Markers of consciousness [via NYU] 🧪⚗️🤔💭😇 “But as demonstrated by [LLMs] that simulate human conversation, linguistic behavior alone is not strong evidence of consciousness in nonhuman systems.” www.nyu.edu/about/news-p... #consciousness #research #evidence #markers #artificial #intelligence #AI

submitted 19 hours ago • 1 comment

submitted 1 day ago • 9 comments

The altruistic impulse...in mice [via NPR] 🧪⚗️🐁💕 "Such behaviors have been anecdotally observed in other species, like elephants or dolphins who help incapacitated group members." www.npr.org/2025/02/21/n... #mouse #oxytocin #neurons #altruism #impulse #theory #mind #emergency #response

submitted 23 hours ago • 0 comments

Redefining the 'Second' with more accurate atomic clocks [via Scientific American] 🧪🕰️🥈⚙️ "The tolling of bells to mark the hour even gave us the word “clock,” [with] roots in the Latin clocca, meaning 'bell.'" www.scientificamerican.com/article/worl... #atomic #cesium #clock #time #accuracy

submitted 1 day ago • 0 comments

Shocking: The Science of Static Electricity isn't 'hopeless' anymore [via Inst. Sci Tech Austria] 🧪⚗️🔌⚛️🌅 A bane of living in #Arizona is static electricity... over the years, I've learnt to touch door handles etc. with the back of my hand. ist.ac.at/en/news/an-e... #static #electricity #science

submitted 2 days ago • 2 comments

A Weather report for Tylos, an ultra-hot Jupiter 900 Light Years away [via ESO] 🧪🌩️🪐🔭 #Iron and #Titanium in the #atmosphere... "a jet stream rotates material around, while a separate flow [] moves gas from the hot [] to the cooler side." www.eso.org/public/news/... #exoplanet #weather #WASP121B

submitted 2 days ago • 0 comments

Signs of too much sugar consumption [via Glamour] 🧪⚕️🩺🍬 “Excessive consumption of sugar, not only white table sugar but also hidden sugars, can increase the risk of developing serious diseases,...” www.glamour.com/story/too-mu... #blood #sugar #excess #signs #health #diet #diabetes #weight #gain

submitted 3 days ago • 0 comments

Wild fish can recognize individual divers by external clues [via Max Planck Inst.] 🧪🌊🐟👀🤿 "...fish in the wild can discriminate among humans based on external visual cues...[they] can have [bonds] with specific humans." www.ab.mpg.de/660867/news_... #ocean #fish #diver #recognition #food #theft

submitted 3 days ago • 2 comments

MUST DO BETTER: my alt text rating is 64.23% 🙂 578 posts analyzed, 137 contain images, 88 have alt text... Get your Bluesky alt text rating here: dame.is/ratingalttext

submitted 3 days ago • 0 comments

Quantum entanglement and collaboration [via Wired & Uni of Oxford] 🧪⚛️💻⛓️📞📄 Not #teleportation as commonly known; two #quantum systems collaborate by sharing #information through #entanglement. The 'fidelity' is ~86% - this isn't perfect! www.wired.com/story/quantu... #remote #computing #scaling

submitted 3 days ago • 1 comment

"Well-Behaved Women Make History Too" [via Slate and Joanna Scutts] 💙📚📜🧪⚖️ "Done right, women’s history changes history." "Boring" stories - of single mothers, quiet housewives - have an impact too. getpocket.com/explore/item... #history #rebel #girls #women #change #world #culture #humanity

submitted 3 days ago • 0 comments

When you know your rights as an American Citizen, NOT even #DonaldTrump can MANIPULATE YOU. ⚖️ #ICEAgentsDenied 🥶 Share/ #REPOST Watch it happen here: 📺 youtu.be/8z7HkHVP6oU?... 👇

submitted 5 days ago • 5 comments

Solar-powered Flow Reactor [via Uni of Cambridge] 🧪⚗️🌞🔋⛽ “CO2 is [] a harmful waste product, [and] also an opportunity. We can build a circular, sustainable economy – if we have the political will” -- Erwin Reisner www.cam.ac.uk/research/new... #carbon #capture #sustainable #fuel #solar #power

submitted 4 days ago • 1 comment

"Injury and neurological disease have the potential to unleash creativity" [via Mass General Brigham] 🧪🧠⚕️🤔 “...complex human behaviors such as creativity don’t map to a specific brain region but [] to specific brain circuits” jamanetwork.com/journals/jam... #creativity #brain #injury #medicine

submitted 4 days ago • 0 comments

The largest sofa you can move around an L-shaped corner in two dimensions [via Quanta Magazine] 🧪✖️ Who hasn't had furniture get stuck in a doorway, a staircase bend, or a corridor corner? An elegant #math problem, solved. www.quantamagazine.org/the-largest-... #algebra #moving #sofa #problem

submitted 5 days ago • 4 comments

Researchers demonstrated that #thinking does not need #words (animals think too, duh!). Seems to me that we do not need complex #math - the language of #science - to come up with new ways or #theories to comprehend the universe. 🧪💭⚗️➗ All we need is #imagination. #SundayThought #philsky #booksky

submitted 5 days ago • 2 comments

Researchers find that fruit flies play too [via Uni. of Leipzig] 🧪🐝🎠⚗️ "...genetic, neuronal and biochemical factors [] influence the fruit fly’s playful behaviour" www.uni-leipzig.de/en/newsdetai... #fruit #fly #drosophila #melanogaster #play #carousel #agency #playful #behavior #invertebrates

submitted 7 days ago • 2 comments

Symmetry, the beauty, of the Universe uncovered by Emmy Noether [via Quanta Magazine] 🧪⚗️➕✖️⭐ "[She] discovered that #conservation laws aren’t fundamental axioms of the #universe... they emerge from deeper #symmetries." www.quantamagazine.org/how-noethers... #physics #laws #energy #space #time

submitted 8 days ago • 2 comments

'Read-An-Ebook-Week' is from March 2 through March 8, 2025, when many are half-off. 💙📚 An #immigrant and his journey through #American #lawenforcement: draft2digital.com/book/1485702 #EBook #sale #March2025 #booksky #non-fiction #nonfiction

submitted 8 days ago • 0 comments

The surprising importance of a sea turtle dance [via Scientific American] 🧪🌊🐢🌍 "...these rambunctious reptiles dance when they encounter magnetic conditions associated with food." www.scientificamerican.com/article/sea-... #sea #turtle #dance #magnetic #compass #migration #food

submitted 9 days ago • 1 comment

Earth's inner core is less solid than previously thought [via USC] 🧪🌎🥎 “...evidence that the near surface of Earth’s inner core undergoes structural change,” today.usc.edu/earths-inner... #earth #molten #core #change #slowing #rotation #geomagnetism

submitted 10 days ago • 0 comments

A novel biomaterial mimicking biological tissue behavior advances regenerative medicine [via Penn State] 🧪⚕️💪🦠 "...researchers developed a bio-based, “living” material that encompasses self-healing properties..." www.psu.edu/news/enginee... #living #biomaterial #scaffold #tissue #regeneration

submitted 12 days ago • 1 comment

Making an invisible electrical wire: guiding electricity with sound [via Uni of Helsinki] 🧪⚡🔉 🧪⚙️ Nothing magical, just indirect maneuvering of electrical sparks along pathways of lower air pressure. www.helsinki.fi/en/news/math... #conduction #bending #electricity #air #pressure #ultrasound

submitted 14 days ago • 2 comments

A guide to modern quantum mechanics [via Miguel F. Morales @ Uni. of WA] 🧪⚛️🌌🙀 "No matter how low [the intensity], the stripes only appear when each individual photon can take both paths." getpocket.com/explore/item... #quantum #mechanics #physics #science #interference #stripes #waves #photons

submitted 15 days ago • 1 comment

Omega-3s can slow down the aging process [via Uni of Zurich] 🧪⚕️🕰️ "A daily intake of one gram of omega-3s can slow down biological aging by up to four months, ..." www.news.uzh.ch/en/articles/... #slow #biological #aging #calorie #reduction #strength #training #exercise

submitted 16 days ago • 0 comments

Don't know something? Apes will point it out [via Johns Hopkins Uni] 🧪🐒🧠💭 Theory of mind: "When apes know their partners are ignorant, they will point them toward missing information." hub.jhu.edu/2025/02/03/a... #ape #intelligence #homosapiens #bonobos #mind #thought #knowledge #ignorance

submitted 17 days ago • 2 comments

Newfound asteroid YR4 may impact earth in late 2032 [via Scientific American] 🧪☄️🔭💥 Estimated at a 1.6% chance, to be refined with more measurements... and an impact similar to the #Tunguska explosion over Siberia www.scientificamerican.com/article/will... #asteroid #YR4 #earth #impact

submitted 18 days ago • 5 comments

"Fewer the words, greater the truth." --rn ⚖️ (A modification of: "It does not take many words to tell the truth." -- Chief Joseph (Nez Perce)) #SundayThoughts #saying #native #American #Indigenous #philsky #lawsky

submitted 19 days ago • 0 comments

Light sails to reach the stars [via CalTech] 🧪🚀🌌💡⛵ "The ultimate goal of the #lightsail project is to drive a freely accelerating lightsail that is 10 square meters in area and 100 nm or less in thickness." www.caltech.edu/about/news/t... #laser #light #sail #starship #space #travel #stars

submitted 20 days ago • 0 comments

Dawn (a Gilbert, Arizona neighborhood), Feb. 1, 2025 Sometimes it's the dawn and not the sunrise that thrills. Anticipation can eclipse consummation. --rn #dawn #Gilbert #Arizona #anticipation #sunrise #nature #philsky

submitted 21 days ago • 0 comments

Life's building blocks in asteroid Bennu samples [via Hokkaido Uni et al.] 🧪🧬🌱 "[Researchers found] five nitrogenous bases—adenine, guanine, cytosine, thymine and uracil—required for building DNA and RNA" www.global.hokudai.ac.jp/blog/lifes-b... #asteroid #Bennu #life #DNA #RNA #building #blocks

submitted 21 days ago • 1 comment

Misapplied parsimony biases models and generates bad predictions [via Santa Fe Inst. and Marina Dubova] 🧪🖇️✖️ “Scientists need a tool to... build models of the world. Parsimony was historically adopted as an easy tool to use.“ www.santafe.edu/news-center/... #Ockhams #razor #scientific #models

submitted 23 days ago • 0 comments

What is the Geometry of the Universe? [via Quanta Magazine] 🧪🌌💥 "The last scattering surface (LSS) is a sphere that reveals what the universe looked like just after the Big Bang." www.quantamagazine.org/cosmologists... #universe #topology #LSS #CMB #BigBang

submitted 23 days ago • 4 comments