Mastodawn

"[L'invention mathématique] ne consiste pas à faire de nouvelles combinaisons avec des êtres mathématiques déjà connus. Cela, n’importe qui pourrait le faire, mais les combinaisons que l’on pourrait former ainsi seraient en nombre infini, et le plus grand nombre serait absolument dépourvu d’intérêt. Inventer, cela consiste précisément à ne pas construire les combinaisons inutiles et à construire [...]" – Henri Poincaré (1854-1912)
#citation #mathématiques #invention #maths #math

Holly 2d ago

They had me at electric bagpipes

https://www.popsci.com/technology/electromagnetic-bagpipes/?shem=dsdf,sharefoc,agadiscoversdl,,sh/x/discover/m1/4&utm_source=fark&utm_medium=website&utm_content=link&utm_campaign=fark&ICID=ref_fark

#stem #technology #engineering #invention #music #rock #cool #UK

Inventor plays homemade electromagnetic bagpipes in rock band

The raucous project began in 1996.

Popular Science

Brewminate 3d ago

Inventors often imagine purpose. History supplies consequence.

From tools transformed into weapons to technologies used far beyond their original intent, invention can become a moral burden when the world takes control of what genius creates. ⚙️⚠️

#Brewminate #History #Technology #Invention

https://brewminate.com/inventors-regret-dangerous-inventions/

Inventors, Regret, and Dangerous Inventions

From dynamite to the atomic bomb, inventors faced death, regret, and unintended consequences from the technologies they created.

Brewminate: A Bold Blend of News and Ideas

TKSST • seethis.tv 🌈🪐✨3d ago

✏️🧼 While Joseph Priestley named #rubber for its ability to rub out marks, erasers actually rely on adhesion.

Chemist Nikhilesh Joardar explains how rubber particles use van der Waals forces to grab graphite more strongly than paper does. Modern versions now include vinyl and polymers for cleaner, more precise corrections.

👉 https://www.popsci.com/science/how-do-erasers-work/

#science #physics #chemistry #history #invention #education #engineering #innovation

How do erasers actually work? It’s surprisingly complicated.

To err(ase) is human.

Popular Science

Holly May 15

3 Teens Win Earth Prize for Asia Inventing Tamarind Powder That Easily Removes Microplastics

https://www.goodnewsnetwork.org/3-teens-win-earth-prize-for-asia-inventing-tamarind-powder-that-easily-removes-microplastics/

#goodnews #science #kids #plastic #pollution #invention #cleanwater #India

3 Teens Win Earth Prize for Asia Inventing Tamarind Powder That Easily Removes Microplastics

Over 2.2 billion people lack safely managed drinking water infrastructure, increasing reliance on stored water that may contain microplastics

Good News Network

The Good News Network: Positive Stories 24/7 [Unofficial]May 15

3 Teens Win Earth Prize for Asia Inventing Tamarind Powder That Easily Removes Microplastics

https://fed.brid.gy/r/https://www.goodnewsnetwork.org/3-teens-win-earth-prize-for-asia-inventing-tamarind-powder-that-easily-removes-microplastics/

Chasses au trésor (ChAT)May 13

Cela faisait 5668 jours que la contremarque de la chasse au trésor La Guitare du Maladroit était enterrée !
CodeBarre nous l'a annoncé le mardi 12 mai 2026 : elle a été découverte.

https://www.chasses-au-tresor.com/chasses/le-tresor-de-la-guitare-du-maladroit-decouvert.html

#tresor #chasseautresor #decouverte #invention #musique #guitare