

@Rainmaker1973
Engineer. Selecting and curating pictures and videos trying to awaken your sense of wonder since 2014. Science, tech, art, weather, space, the unusual around us

A gem from the 1960s. The HAFF Präzision 155c Dotting Line Tool — a rare antique drafting set used to create perfect dashed lines by hand. Precision, craftsmanship, and timeless engineering in one beautiful instrument. [📹 yakbay & pergelistan] [ 网页链接 ↗ ]
支持 X/Twitter、TikTok、YouTube、Instagram、Douyin 等主流平台,原画质解析、极速下载、无水印保存。

Here's what happens when you change gears in a manual transmission car. [🎞️ adnaan_altaher] [ 网页链接 ↗ ]

The amazing colors on this purple harlequin toad [📹 indicator_species] [ 网页链接 ↗ ]

The South-Pointing Chariot is 2000 years old and used a complex differential gear system to keep its figure pointing in one direction, no matter how the cart turned. Interstingly, it's the same tech inside your car’s axle today. [ 网页链接 ↗ ]

Office life before the invention of AutoCAD and other drafting software. Prior to the release of AutoCAD in 1982, engineering drawings were all done by hand using different grade pencils, erasers, T-squares and set squares. [ 网页链接 ↗ ]

This pink parrot is utterly mesmerized while staring at the owl's fluffy feathers. [ 网页链接 ↗ ]

This guy shows how to make a ghost for a movie using practical effects [📹 alexgv_ee] [ 网页链接 ↗ ]

The impossible crossover between Contra and Tetris [🎞️ tercio_miranda] [ 网页链接 ↗ ]

Zooming into an iPhone CPU die (5nm) ⁽ᵛᶦᵈᵉᵒ ᵉᵈᶦᵗᵉᵈ ᶠᵒʳ ᵉᵈᵘᶜᵃᵗᶦᵒⁿᵃˡ ᵖᵘʳᵖᵒˢᵉˢ⁾ [ 网页链接 ↗ ]

The most expensive military aircraft in the world, the B-2 Spirit bomber, costs 2.1 billion dollars and features cutting-edge technology [🎞️ Machine Knowledge] [ 网页链接 ↗ ]