A tug-of-war explains a decades-old question about how bacteria swim

Scientists have uncovered a new explanation for how swimming bacteria change direction, providing fresh insight into one of ...
The Fabricator

XYZ, YBC, and LRA: understanding coordinate systems for CNC tube bending

Y, B, and C relate to the axis names most manufacturers use on CNC tube benders. LRA stands for length, rotation, and angle, ...

Can this $25 multimeter hold its own against my $250 unit? I put it to the test

For around $25, the Neoteck TS20D is a fully-featured, well-made, and decently accurate tool that will handle most multimeter-related tasks. It's small enough to drop into a pocket or toolbox, durable ...