So I’ve assembled a collection of micrometers and vernier calipers of varying quality, and it’s time to dive in and measure some very small things. Some of you will be metrology enthusiasts ...

By using paired, offset optical combs and RF electronics, researchers devised a unique atomic-clock architecture.

Of course, there’s also the old machinist’s trick (last item) about zeroing out the calipers after reading the diameter of one of the holes and then measuring the outside-to-outside distance ...

Vernier Science Education has announced a new grant to give 10 K–12 or college educators funds this year to promote STEM literacy. Those awarded will receive their choice of $1,000 worth of Vernier ...