The first mechanical gears appear to have been invented in China in 2,700 BCE.
But millions of years before this species of grasshopper has evolved functioning, intermeshed gears that synchronize its legs when it jumps. 🦗 Evolution! Summary of research: smithsonianmag.com/science-n…
thinking about how great it would be if people did the "post a zoomed-in version of someone's profile pic to mock them" in real life. like if someone sends around a really stupid email so you reply-all with just a blown-up version of their company photo
There's home medical test kits for damn near everything these days, but the @YoSpermsTest is among the most interesting.
It's an @internetofshit microscope that analyzes your gentleman's relish & records video of it.
It looks neat, so let's hack it!
This 🧵 could get messy...
All of which is to say nothing of the OTHER cut. You know, the jarring, inexplicable cut from one anticlockwise spinning thrown bone which the camera couldn't follow to a second bone spinning clockwise which the camera also couldn't follow