The Acorn is a newly-open-sourced robot from Twisted Fields, a Californian research farm, and it provides a fascinating look at the progress of a farming robot design from germination onwards.

Understanding how rare it is for an acorn to germinate makes this sight even more jaw-dropping. On average, a 100-year old ...

A sinking acorn is a sign of heavy moisture content, meaning they're in a fit state to germinate. It's wise to collect a few acorns at one time as it isn't guaranteed all of them will germinate.