When walking on the ice surface, ice crevasses are invisible, posing a significant challenge for people and vehicles exploring the polar interior. Another critical mission of the robot dog is to ...

from converting cartesian coordinates into a polar format, to getting the machine to work wirelessly. Building a capable sidewalk chalk robot seems like a great way to spend six months.

[Nathan] from Nathan Build Robots didn’t fancy the wait ... The custom machine they constructed utilises a polar coordinate system, with a rotating bed (the ‘theta’ axis) and four radial ...