Category: General

How is a barcode read?

To read the barcode, the tip is dragged across the bars in an even motion. The intensity of the light reflected back from the light source is measured by...

Is 6000 steps a day good?

People who walked 6,000 steps a day on average were less likely to have problems standing, walking and climbing stairs two years later, the researchers f...

What does Fitz mean in Irish?

The Fitz prefix is derived from the French "fils" meaning "son of" and is equivalent to the Gaelic prefix "Mac". Among the names with this prefix are Fit...