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 ...

These weevils can be a significant threat to acorn-bearing trees, because acorns that contain weevil eggs or larvae cannot germinate; sometimes, 70% to 90% of a tree’s acorns will be unable to ...