Show HN: Nonius Clock(lykahb.com)

50 points by lykahb 3 years ago | 15 comments

The Gottorf Globe and its reconstruction(gottorfer-globus.de)

18 points by Archelaos 1 year ago | 2 comments

Quadratic forms beyond arithmetic(ams.org)

48 points by bikenaga 1 year ago | 8 comments

Spiral staircase with a single guardrail once led to the top of the Eiffel Tower(smithsonianmag.com)

38 points by bookofjoe 6 months ago | 23 comments

Decimal Time(en.wikipedia.org)

42 points by danboarder 2 years ago | 38 comments

Zenzizenzizenzic(en.wikipedia.org)

97 points by gyosifov 4 months ago | 29 comments

Mechanical Watch (2022)(ciechanow.ski)

700 points by razin 4 months ago | 118 comments

Bartosz Ciechanowski's interactive blog article explaining how a mechanical watch mechanism works, with draggable 3D demonstrations.

All clocks are 30 seconds late(victorpoughon.fr)

319 points by fouronnes3 1 year ago | 312 comments

Blog post by Victor Poughon arguing that everyday clocks are effectively 30 seconds late because of how they truncate displayed minutes.

Clockwork Mechanics, Maintenance, and Metaphors in the Late Middle Ages(jhiblog.org)

15 points by benbreen 6 days ago | 4 comments

JHI Blog essay on how late-medieval writers like Oresme, Mézières, and Froissart used mechanical clocks, which needed constant maintenance, as metaphors for cosmic and political order.

Mechanical Watch (2022)(ciechanow.ski)

900 points by Akcium 2 years ago | 153 comments

Bartosz Ciechanowski's interactive article explaining how a mechanical watch works, with draggable 3D demonstrations of its mechanism.

Human mathematicians are being outcounterexampled(xenaproject.wordpress.com)

456 points by artninja1988 3 months ago | 225 comments

A Xena Project blog post about mathematicians being outpaced at finding counterexamples, from the blog on mathematicians learning the Lean theorem prover.

AI's Dial-Up Era(wreflection.com)

441 points by nowflux 11 months ago | 395 comments

A Wreflection newsletter essay comparing the current state of AI to the dial-up era of the internet in 1995.