Pour fabriquer la mousse au-dessus du thé marocain, il faut le verser depuis une certaine hauteur. Plus la hauteur est élevée, plus la vitesse est grande. Au-delà d'une vitesse critique, le jet entraîne mécaniquement une gaine d'air dans le liquide sous forme de bulles.

Où sont-ils tous ? Fermi parlait des extra-terrestres. Il devrait y en avoir pleins, or on ne les voit pas. C'est le paradoxe de Fermi. Salukes #science #physique #profbucella #lasciencepeuttout

En 1+1 dimensions (une dimension spatiale, une temporelle) et sans matière, la relativité générale devient triviale. Le tenseur d’Einstein est identiquement nul, il n'y a pas de degrés de liberté gravitationnels propagatifs (il n'y a pas d'ondes gravitationnelles), pas de gravitons.

Quand on répond aux question qu’on pose pas. La vidéo la plus courte de l’année. 🐟​ d’avril, ne te découvre pas d’un fil. Salukes #science #physique #profbucella #lasciencepeuttout

En vérité, c’est pas le tout premier iMac qui est sorti et sur lequel j’ai terminé ma thèse. Ce modèle est date des années 2000. Le concept du iMac était de tout caler dans la boîte de l’écran qui entourait le tube cathodique : carte mère, alimentation, lecteur optique, disque dur, haut-parleurs.

La science du trampoline, c’est la conservation de l’énergie. C’est le premier principe de la thermodynamique. La science peut tout. Salukes #science #physique #profbucella #lasciencepeuttout

Si vous prenez un café avec des amis, faites attention à l’addition because les bons comptes font les bons amis. À bon entendeur... Salukes #science #physique #profbucella #lasciencepeuttout

Saviez-vous qu’il existe un point de la roue qui avance deux fois plus vite que la vitesse du véhicule ? En contrepartie, il existe aussi un point de la roue qui est à vitesse nulle. Pourtant elle tourne. Salukes ✅ sommet de la roue : v + v = 2v ✅ point de contact au sol : v − v = 0 #science

« Toute technologie suffisamment avancée est indiscernable de la magie. » — Arthur C. Clarke #science #physique #profbucella #lasciencepeuttout

L’eau monte dans le verre quand on éteint la bougie. Mais pourquoi ? La réponse n’est pas celle qu’on croit. La science peut tout. Salukes #science #physique #profbucella #lasciencepeuttout

I hope she's right, that this is the Confederacy's last dying breath that we're experiencing. But it won't be true unless actual consequences occur. This is the reoccurring sin of this country, evil is never effectively punished.

LIRR Strike Cripples New York Commute as 250,000 Riders Face Chaos Traffic jams, crowded buses, and massive commuter delays are spreading across New York as negotiations continue amid the transit shutdown. 👉 Read the full story at NewsLink7.com #LIRR #LIRRStrike #NewYork #MTA #LongIsland #News

Podcast: What does PlayStation need to show at State of Play? @jordanmiddler.bsky.social, @apzonerunner.com and Pete Donaldson break down the biggest news of the week. Watch: youtu.be/v2TgArGzSag Listen: lnk.to/VGC Plus, Xbox gets a new name, sort of.

Only 2 weeks left to apply for the 2026 AWIS scholarship cycle. Visit https://awis.org/scholarships/ to learn more. Applications close February 28. #WomenInSTEM #AWISscholarships

Last week, one of the co-founders of the AI company Anthropic issued the most dire warning yet about where that technology could lead us. "The dual fights against authoritarianism and for humanity and the planet are the fights of our lifetime," says @GRITLaura.bsky.social: bit.ly/4k5S8uu

Trump: "You'll start to see very soon. No country will see the growth that we're going to experience."

The Star Trek the Next Generation episode "The Neutral Zone" aired May 14, 1988. Full Post www.facebook.com/photo/?fbid=... #TodayInNerdHistory #May14 #StarTrek #TheNeutralZone #StarTrekTheNextGeneration #MarcAlaimo #AnthonyJames #LeonRippy #GracieHarrison #PeterMarkRichman #Episode #Tv

#Laméteo L'estiu arriba abans d'hora: ens espera un cap de setmana amb una calor totalment fora de lloc Fins quan durarà? Us ho expliquem 👇 https://www.ara.cat/previsions/l-estiu-s-avanca-mes-arriben-dies-mes-calids-l-any-fins-ara_1_5744372.html

#Laméteo Continuaran les pluges? Ens esperen dies d'estiu: el nostre meteoròleg ens ho explica 👇  https://www.ara.cat/previsions/atencio-temperatures-proxims-dies-calor-d-estiu-vista_1_5740960.html

Eden Hazard on replacing Ronaldo: “I never went to Real Madrid to replace him. The media created that narrative. I have completely different style. I couldn’t score 60 or 70 goals a year, in fact, I barely scored that many in my entire career. I went there to play like Eden, not to replace Ronaldo."

#VisibilityBrigade #oregon #democracy #epsteinfiles #PeacefulProtest @maddow.bsky.social #saveact #rights @visibilitybrigade.bsky.social @rosaliewong.bsky.social @jesscraven101.bsky.social @emmatk.bsky.social @hcrichardson.bsky.social #epstein #ice #ot #impeach #war #environment #publiclands

In the month since Iran’s crackdown on anti-government protesters, authorities have raided and arrested scores of journalists and reformist politicians. Tariq Nafi reports.

Yesterday, Christian Nationalist Rep. Ralph Norman (R-SC) said, "Look, January 6 is an issue that was made up in the first place...That was a staged thing from day one...there was a riot there but it was a self made riot by members who hate Trump. It was made up." h/t @acyn.bsky.social

Ich war heute im Training!

Who Are You, Charlie Brown? #ɴᴏᴡꜱᴛʀᴇᴀᴍɪɴɢ 📽️

I’m in the market for good ideas, and eliminating state income tax for Californians making under $100,000 is a good idea. I sat down with @jonlovett.bsky.social to talk about my plans to lower costs and put thousands of dollar back in California families’ pockets.

Wilson Fisk "I would ask that you practice patience" Daredevil Born Again s2e4 green screen

🕹️ Free now on steam 🕹️ Free now until: Apr 6 • House Flipper • Depths Of Horror: Mushroom Day

🚔Operatiu dels Mossos contra el tràfic i cultiu de marihuana. Més de 600 agents intervenen per desmantellar una xarxa criminal arrelada a les comarques de Girona | @rtvecatalunya.bsky.social

The UFO community trying to do research in 2026. So much baseless baggage dragging things down.

Theresa McCall-Jenkins, veteran family support specialist at Buffalo Prenatal-Perinatal Network, talks to The Buffalo News about the program's goal and why she won't be retiring anytime soon. buffalonews.com/news/local/b...

FROM LAST YEAR: Released On This Day (4/27/1983): The B-52’s’ Whammy! #releasedonthisday #theb52s #whammy #newwave #vinyl #vinylcollection #vinylcollector #vinylcommunity #vinylrecords #music

OK, this camera has a lot of static, but I have to leave it on. You have to listen to the little chickadee call as his parent comes to feed them. #Birds #ChestnutBacked

A Trump quote without his voice or face. This is unedited & 100% accurate, taken from the Healthcare Affordability Event on April 23, 2026. ("My Crowd Was Bigger", courtesy of decodingfoxnews) #trump

¿Siguen existiendo los techos de cristal en el deporte? 🧗‍♀️🏆 Durante la gala Top Women in Sports, hemos querido poner este debate sobre la mesa con Almudena Cid (@almudenacid), Audrey Pascual (@Audreypascual_), Fátima Diame (@Fatimadiame) y Sergio Scariolo (@sergioscariolo).

🚨 #JobAlert 🚨 ℹ️ Attendance Officer 📍Outwood Academy Brumby 🗓️ 1 June Apply here: 🖱️ buff.ly/KSUZezD #OutwoodFamily💜 | #SchoolJobs | #EducationJobs |

I don't like this. 😭 I'm sobbing 😭 Government, explain yourself to the people! This is not okay! We the people demand justice! #Trump #DonaldTrump #News #SpecialNeeds #nonverbal

Braun Strowman Just Broke the Game With This Move #Wrestling #Doghouse ⚡️ Witness an intense "wwe match" where a skilled "wrestler" faces a tough opponent, showcasing the raw athleticism of "wrestling". This video captures thrilling "wwe highlights"

See the entire 5 minute synopsis at https://youtu.be/whIWWy5AQD4

This was a really awesome stream, it was cool to hear Ed Neumeier's insight on both the movie and the game, and it was especially cool to be able to ask him about the themes of the book in relation to the movie, and if they still shared some universality today.

Balozi Speaks: Every Sunday! TV47 - 8pm! Join us and learn more about the EU and its Member States! 🇪🇺 🇰🇪 #EUKenya50 #BaloziSpeaks

Storms may be tough, but they're only temporary #God #christian #Storms #faith #blessed

[ 🇷🇺 RUSSIE | 🇺🇦 UKRAINE ] 🔸 « Nommer des échéances spécifiques alors que les combats sont en cours serait une erreur. Je ne vais pas faire cela » - Vladimir Poutine.

It’s a chilly winter day at our sanctuary in Montana, but we hope you enjoy this beautiful howl chorus started by male McCleery wolf, Bridger! #wolfhaven #sanctuary #education #conservation #wolf #wolves #wolfsanctuary #sanctuarylife #ranchlife #howling #newyear #winter #montana

Daily Mario Music - Day 40 !!! Wii Rainbow Road ↳ Mario Kart World ↳ Nintendo Switch 2

Mellow, hazy Saturday vibe. "Suzanne" - Leonard Cohen

The number of casualties from the Russian strike on Zaporizhzhia has risen to 12, including an infant, according to the State Emergency Service

To everyone who stood with Riverkeeper this year — a heartfelt thank you. You helped protect and restore the Hudson River watershed and safeguard clean drinking water for millions of New Yorkers. Together, we’re defending a river that gives life to our communities, now and for generations to come 💙🌊

Trump calls for Jimmy Kimmel to be fired again

Dennis @nasimbenelkour.bsky.social Video Game: Alex Hill: Whispers at White Oak Inn Year: 2025 Along with Nasim Benelkour, the voice cast for hannahontrek's mystery adventure/puzzle game include Thomas Parter, Jamil Burger, @megmartinezactor.bsky.social, and @rooryder.com #AlexHill

Babbi Mario learning the ropes. 🎾 #mariotennisfever #supermario #nintendo #gaming #funny

It doesn’t matter if the rain is pouring down, Colma Indivisible will still show up, because we BEElieve in standing up for our neighbors! #Resist #TeslaTakedown #MuskMustFall #Colma #California #ICEOut #StopICE #ICEOutForGood #NoKings #Indivisible @maddow.bsky.social

Ignorance is bliss He's hated

All fool’s day, everyday

This is how we fill a town square with busy little guys

5 heart health metrics worth knowing in 2026. Because prevention starts with knowing what actually matters. Read more: https://www.cardiolucent.com/point-of-view #HeartHealth #PreventiveCardiology #CardiologyCare #LongevityHealth #ExecutiveHealth #ConciergeCardiology #HealthMetrics #Cardiolucent

This got me. I'm reminded of the quote: "If you have come here to help me, you are wasting your time. But if you have come because your liberation is bound up with mine, then let us work together.” May we free ourselves in service of others. op: @hdmastery

𝗙𝘂𝗿𝗶𝗼𝘂𝘀 is coming to bookshelves, Kindles, and KU ✨️this spring!✨️ Want an ARC? Drop your email here: forms.gle/BK5apGZBX8K7... Expect: ❤️ Age Gap 🧡 Workplace Romance 💛 Angry/Calm 💚 Chronic Pain Rep 💙 Hurt/Comfort 💜 Jax Sends Nudes 🤍 Lots of Tea 💕 Tristan’s Giant…Bed #mmromance

A scandal around presumptive Democratic nominee Graham Platner is complicating Democrats' narrow path to flipping the Senate in a crucial race in Maine against Sen. Susan Collins. Dana Bash explains what she notices about Democrats' maneuvering around Platner's controversy. https://cnn.it/4dJ2dw3

🍽️ Polite ways to say you don’t like food: Hmm, interesting Wow I’ve never tried anything like that before It’s not my fave 💬 What would you say? 📘 77 Real Life English Dialogues book #LearnEnglish #EnglishConversation #ESL #SpeakEnglish