ZME Science on MSN

World’s Smallest Programmable Robot Fits on a Fingerprint Ridge and Carries Its Own Computer

Measuring just 200 by 300 by 50 micrometers — smaller than a grain of salt and roughly the size of a single-celled paramecium ...

Letters: The Bears broke my heart. Saturday’s victory over the Packers helps with the ache.

What a great time my dad, my mom and I had. Especially those last minutes of the game. It felt a bit like ’85.