If you want to measure something too small to easily resolve by eye, you can do it with a laser pointer, a meter stick, and a little physics. Newsletters Amazon Prime Day Share a News Tip.

If you want to find the size of a basketball, you can use a normal meter stick to measure the diameter. You should get a value of around 0.24 meters. Please don't use inches—they are just harder ...

Pedal-maker Xpedo debuts a new cross-discipline Omni powermeter family that will give any bike accurate dual-sided ...