How Your Phone Always Knows Which Way Is Up

What does the acronym MEMS stand for in smartphone sensor technology?

What physical material is primarily used to etch the microscopic gears and combs inside phone sensors?

Which industry first popularized the mass production of tiny silicon accelerometers in the 1990s?

What mathematical tool do phones use to prevent natural hand shakes from accidentally rotating the screen?

How many directional axes do modern smartphone accelerometers measure to determine orientation?

When your phone is lying completely flat on a table, what acceleration force does its accelerometer measure?

What electrical property changes when the microscopic fingers inside an accelerometer bend?

Which smartphone, released in 2007, popularized the auto-rotating screen for the general public?

Which screen mode do you use most often?