Jeroen van Dorp
jeroenvandorp.bsky.social
Jeroen van Dorp
@jeroenvandorp.bsky.social
Math, Astronomy, Physics, (Medieval) history, art, books, movies, all music from ultraviolet to infrared, and whatnot.
November 8, 2025 at 1:06 PM
October 24, 2025 at 7:25 PM
October 23, 2025 at 9:16 AM
Oeps, vergissing, Volkskrant. Kop had moeten zijn “waarom de verkiezingen veel meer over de bestuurbaarheid van Nederland moeten gaan”.
Dan komt die zogenaamde vergrijzing (die al vijftig jaar fanatiek tot enorm nepprobleem wordt verheven) vanzelf wel goed.
October 20, 2025 at 4:50 PM
Fractal flower #fractals
October 6, 2025 at 6:35 PM
Some location….
September 28, 2025 at 8:20 PM
Sun today #seestars50
September 28, 2025 at 2:03 PM
September 19, 2025 at 11:03 AM
September 15, 2025 at 4:17 PM
Not much to see, today. #seestars50
September 14, 2025 at 11:28 AM
September 11, 2025 at 1:12 PM
September 7, 2025 at 7:47 PM
September 7, 2025 at 7:30 PM
The Moon, eclipsed.
September 7, 2025 at 7:19 PM
Marktwerking! Marktwerking! Oh, dat was DE oplossing voor al onze problemen! Betere service, lagere prijzen. Win win. Wat zeg ik? Win win win!

Dus.
September 5, 2025 at 12:04 PM
Internet is slow over here, because basically it’s not invented yet, but it works. #thisiswhereiskeetfrom
September 3, 2025 at 6:20 PM
Zo te zien wil de SGP porno in Roblox aanpakken.
September 3, 2025 at 8:41 AM
Today at the Sun. #seestars50
September 1, 2025 at 2:29 PM
Fijn koningswater maken! Ik dacht dat de nitrosylchloride (NOCl) dat er bij vrijkomt zwaar stinkend gelig gas was, maar oranje kan wat dichterlijke vrijheid zijn?
August 29, 2025 at 9:21 PM
Dirkjan en één van de paradoxen van Zeno van Elea.
August 26, 2025 at 8:07 PM
I saw this in the background of this Numberphile video. youtu.be/4-eXjTH6Mq4
I built it and it looks like a cool saucerlike spaceship. No idea how it’s called with three pentagons, three squares and 7 triangles.
August 21, 2025 at 7:38 PM
icosidodecahedron (Archimedean solid) (icosi=20, dodeca=12)
August 21, 2025 at 7:04 PM
August 12, 2025 at 11:14 PM
Je moet niet “communiceren naar”, je moet “praten met”. #wauweltaal
August 11, 2025 at 10:03 AM
July 27, 2025 at 9:13 PM