How does an embryo know head from tail? Hox genes act like a body's GPS, switching on the right parts in the right places. Which example blows your mind most? #Antennapedia #DevelopmentalBiology #Drosophila #HomeoticGenes #HoxGenes

Parrots playing good Samaritan? In lab tests, African greys passed tokens to help a partner score treats, with no payoff for themselves. What does that say about avian empathy? #AfricanGreyParrot #Altruism #AnimalCognition #ProsocialBehavior #TokenExchange

Babies blink just 2-3 times a minute, way less than adults. What's going on with dopamine, attention, and tear film in tiny eyes? Surprised by that number? #blinking #dopamine #EyeHealth #InfantDevelopment #TearFilm

Ever wonder how fast the ISS crew can bug out? In a real emergency, they can strap in and be ready to undock in minutes. Dive into the timeline and why multiple return vehicles are a lifesaver. #CrewDragon #EmergencyDeorbit #ISS #MedicalEvacuation #Soyuz

Remember the 'first visible-light exoplanet' Fomalhaut b? Turns out it was likely a short-lived dust cloud, not a world, caught by Hubble as it faded and spread. Were you following this saga? #DebrisDisk #DirectImaging #Exoplanets #FomalhautB #HubbleSpaceTelescope

Wild, beautiful, and seriously risky: The Wedge can turn small swells into towering, bone-rattling shorebreak. Would you watch from the sand or paddle out? #bodysurfing #NewportBeach #OceanSafety #shorebreak #TheWedge

Just 30 days of guided mindfulness led to measurable attention gains in an eye-tracking study. Small daily practice, real effects—would you try this challenge? #Aging #AttentionControl #EyeTracking #MindfulnessMeditation #SaccadicReactionTime

Tried the Ralph Wiggum loop in Claude Code? It nudges the model to keep refining until it ships. Learn how it works, when to use it, and pitfalls to avoid. Would you try it on your next task? #AICodingAssistants #ClaudeCode #CompletionPromise #RalphWiggum #SoftwareDevelopment

Bot talk: Is your feed more human than you think? We sifted the best public evidence on X's bot problem—no official % yet. Where do you draw the line between spammy scripts and LLM personas? #bots #LLM #socialmedia #Twitter #X

Who comes after Gen Z? Here's how Generation Alpha is defined, what birth years researchers use, and whether 'Beta' is really next. What do you call this cohort? #BirthYears #GenZ #GenerationAlpha #GenerationBeta #GenerationalNaming

Investigators think a dragged anchor tore the Helsinki–Tallinn data link, so Finland detained the cargo ship Fitburg. Here’s what the probe shows—and what it means for seafloor cables. What would you ask the investigators? #BalticSea #Finland #Fitburg #HelsinkiTallinn #UnderseaCable

Lego just got a brain. Smart Brick adds sensors, lights, and sound so your builds react in real time—here's how the Bluetooth mesh magic works and what it means for play. What would you build first? #BluetoothMesh #CES2026 #InteractiveToys #LegoSmartBrick #Sensors

Can tunnelling trigger sinkholes? We unpack the risks, how tunnel boring machines manage ground loss, and what this means for projects like North East Link in Melbourne. #Melbourne #NorthEastLink #Sinkholes #TunnelBoringMachines #Tunnelling

Three galaxies on a collision course can fuel a ravenous black hole, light up radio jets, and merge into one. Explore the chaos and the science—what surprises you most about triple mergers? #ActiveGalacticNucleus #GalaxyCollision #RadioJets #SupermassiveBlackHole #TripleGalaxyMerger

Curious how body art sticks with you beyond the ink? New research shows tattoo particles can linger in skin and lymph nodes—and may even interact with immunity. What does that mean for long-term health and vaccines? Read on. #immunesystem #lymphnodes #tattooink #tattoos #vaccineeffectiveness

When “being manly” collides with climate concern: some men underreport worries to fit norms. What messages actually change minds without stigma? #ClimateChange #GenderNorms #Masculinity #RiskPerception #SocialPsychology

At IBD onset, helpful anaerobes fade while oxygen-tolerant microbes surge—reshaping the gut ecosystem. Could early interventions target this shift? #CrohnsDisease #InflammatoryBowelDisease #Microbiome #OxygenHypothesis #UlcerativeColitis

From parkour to factory floors, Atlas is Boston Dynamics’ 5'9", 200 lb humanoid built to lift, balance, and adapt. Wondering how it sees and moves so fluidly? Dive in—and tell us what job you'd assign it first! #AI #Atlas #BostonDynamics #FactoryAutomation #HumanoidRobot

SMA Type 1 can progress fast—but treatment options are changing the story. Learn how early diagnosis and newer therapies, including one-time gene therapy, can make a difference. Have questions? Drop them below. #GeneTherapy #NewbornScreening #SMAType1 #SpinalMuscularAtrophy #Zolgensma

Y2K was real—and it worked as a wake-up call. Because fixes held, many think it was hype. Classic preparedness paradox. Next on the timeline: the 2038 bug. Ready? #2038Problem #PreparednessParadox #RiskManagement #Y2KBug #Year2000Problem

This stealthy fungus sticks to skin, lingers on surfaces, and shrugs off meds—no wonder outbreaks are tough to stop. What makes Candida auris different, and how can hospitals fight back? Have you seen new screening protocols? #AntifungalResistance #CandidaAuris #Diagnostics #HospitalInfections…

Ever hear of a polar vortex split? It can twist the jet stream, flip temps, and shift storm tracks. Learn what triggers it and how it might change your winter. Think your area is at risk? #jetstream #polarvortex #polarvortexsplit #suddenstratosphericwarming #winterweather

Ever wonder why the Moon turns red during an eclipse? Explore the glow—from Earth’s shadow to Rayleigh scattering—and learn when you can see the next one. Have you witnessed a blood moon? #astronomy #BloodMoon #LunarEclipse #RayleighScattering #TotalLunarEclipse

709,000 years ago on Luzon, but not modern humans: artifacts point to earlier hominins. How do scientists piece together island migrations from bone and stone? #Archaeology #Hominins #Kalinga #Luzon #Philippines

Male pattern baldness isn’t absent in Native American men, but limited data hint at lower prevalence. Genetics, DHT, and ancestry all factor in. What patterns do you notice across families? #AndrogeneticAlopecia #DHT #Genetics #MalePatternBaldness #NativeAmericans

Confused by reports that MTV axed its 24/7 music video channels? We break down what’s changing region-by-region, what’s still airing, and where cord-cutters can find music videos now. What are you seeing in your area? #cordcutting #MTV #MTVClassic #musicvideos #ParamountGlobal

Think those Priority and Driver Benefits fees go to your courier? They don't. Here's what those charges really cover, and how to make sure drivers actually see your support. Should apps be clearer about this? #deliveryapps #DoorDash #Grubhub #tipping #UberEats

Iceland’s mosquito-free reputation isn’t a myth—its climate disrupts their life cycle. What does that mean as warming trends continue for the Arctic and public health? #Arctic #ClimateChange #Iceland #Mosquitoes #PublicHealth

Weather whiplash is real: under the right conditions, a tornado can be followed by whiteout within hours. Ever seen a Great Blue Norther–style flip where you live? #Blizzard #ColdFront #GreatBlueNorther #TemperatureDrop #Tornado

When your spreadsheet turns genes into dates: researchers literally renamed 27 human genes to stop Excel from corrupting data. Wild intersection of biology and software—should tools adapt, or names change? #Bioinformatics #DataIntegrity #Excel #Genomics #HGNC

Ever wonder what all those lenses and “1 or 2?” actually do? We demystify your exam—from autorefractor to retinoscopy—and why astigmatism tweaks matter for crisp vision. #Astigmatism #Autorefractor #GlassesPrescription #Optometrist #Retinoscopy

Scales, feathers, or both? Evidence points to mostly scaly adult T. rex, with possible fuzzy juveniles—and color hints preserved in melanosomes. What do you picture? #DinosaurColor #Dinosaurs #Feathers #Melanosomes #TRex

How does a glutamate receptor shape autistic brain signaling? Yale researchers used PET scans to probe mGluR5 in living brains. What they found could inform future therapies—curious to see how? Read and weigh in! #Autism #glutamate #mGluR5 #Neuroscience #PETImaging

Purring isn’t just “I’m happy.” It’s a vocal trick with signals that can mean comfort, stress relief—even potential healing frequencies. What does your cat’s purr say? #Behavior #Cats #Healing #Neuroscience #Physiology

How much oil have we pulled from Earth? About 1.5 trillion barrels. We put that into scale you can actually picture—and what it means for energy planning. #CumulativeProduction #EnergyConversion #Oil #Petroleum #Volumes

Seen the viral “dark photon” claims? We unpack what they get wrong, how the double-slit really works, and why quantum mechanics isn’t overturned. Quick, clear myth-busting. #DarkPhoton #DoubleSlitExperiment #QuantumMechanics #QuantumOptics #WaveParticleDuality

An interstellar visitor on a hyperbolic flyby? Meet Comet 3I/ATLAS and see what Hubble and Webb uncovered as it sped through our neighborhood. What surprised astronomers most? #3IATLAS #Comet #HubbleSpaceTelescope #InterstellarComet #JamesWebbSpaceTelescope

Cosmic rays aren’t a new particle—they’re mostly high-energy protons and nuclei racing through space. Here’s how we detect them and what sets them apart from gamma and X-rays. #CosmicRays #GalacticCosmicRays #GammaRays #Protons #XRays

Legionnaires’ disease can lurk in building water systems. Learn how it spreads via tiny droplets and the steps to stop it—especially around cooling towers. Are your safeguards in place? #CoolingTowers #Legionella #LegionnairesDisease #NYCHealth #PublicHealth

They sound equally fierce, but they’re born from different beasts. See how a bomb cyclone rapidly deepens vs a warm-core hurricane—and why it matters for forecasts. Which one surprises you more? #bombcyclone #bombogenesis #extratropicalcyclone #hurricane #tropicalcyclone

From Bardot’s breakout to scandalous censorship, this 1956 classic shook French cinema. What fueled the uproar then—and how does it land today? Join the debate. #AndGodCreatedWoman #BrigitteBardot #FrenchCinema #JeanLouisTrintignant #RogerVadim

If bright days make you squint, your irises might be to blame. With less pigment, blue eyes scatter more light—boosting glare and sensitivity. Do tinted lenses help you? #BlueEyes #EyeHealth #IrisPigment #LightSensitivity #Photophobia

That 11.7% headline hides nuance: it’s tasks, not whole jobs—and only where AI beats human cost. What’s automatable now, and what still needs people? How exposed is your role? #ArtificialIntelligence #Automation #GenerativeAI #Jobs #LaborMarket #MITStudy

A stealthy cyberweapon, Stuxnet hunted specific industrial controllers and subtly sabotaged them while hiding the evidence. We break down the targets, zero-days, and PLC tricks. #Malware #SCADA #Siemens #Stuxnet #ZeroDay

LLMs can supercharge teams—but can you trust them with critical workflows? See where they shine, where they slip, and how to keep a human in the loop. What would you trust an LLM to run today? #AIRiskManagement #EnterpriseAI #Hallucinations #HumanInTheLoop #LargeLanguageModels

An imagery test you can't fake: pupils shrink when you imagine light—unless you're aphantasic. The lab tool turning mind's eye into measurable data. #Aphantasia #MentalImagery #Neuroscience #Pupillometry #VisionScience

When iris pigment clogs the drain, pressure can spike overnight. The stealth glaucoma young myopes should know—and how docs catch it early. #EyeHealth #Glaucoma #Myopia #Ophthalmology #PigmentDispersionSyndrome

One wild week in 2002: 8 Mile tops box office, Eminem rules radio, and stores sell out. What it revealed about monoculture, controversy, and power (plus Prince). #2000sPopCulture #8Mile #BillboardCharts #Eminem #Prince

Salesforce is rethinking its AI strategy—and it’s revealing where automation still falls short inside big orgs. What does this pivot mean for jobs, margins, and the future of enterprise tools? Weigh in. #AIAgents #Automation #EnterpriseSoftware #Layoffs #Salesforce

From flawless rocket launches to a 21-second loop that fooled uranium centrifuges - what makes code feel 'sophisticated'? Is it elegance, impact, or deception? Share your take. #Cybersecurity #HistoryOfComputing #Malware #SoftwareEngineering #Stuxnet