For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't ...

19 is only 1 away from 20, so you prefer to start by multiplying 20 times 5, which equals 100. Then we need to take away a squadron of 5, because there are actually only 19 squadrons, not 20. 100 take ...

When you are solving an addition calculation with a two-digit number, you need to think about tens and ones. A place value chart can help you to see the value of each digit in a number. For example, ...

Metrohm is continually expanding its own range of columns and improving existing separation column types using state-of-the-art manufacturing processes and materials. The result is columns with ...

A quick recap of the rules: 1. Salaries matter. Over this season and the next three, would you rather pay David West $37.9 million or Andrei Kirilenko $63.3 million? 2. Age matters. Would you rather ...

DEAR ABBY: I text my older sister often. Last month, I sent her a long message consisting of information and chitchat. To my surprise, it was not answered by her, but by her daughter (who I am not ...

When you play Mega Millions you need to choose six numbers from two separate pools for the drawing. Players choose five numbers between 1 and 70 for the white balls and one number for a gold ball from ...

Backlash over Jimmy Kimmel‘s ABC suspension last month reportedly caused a significant decrease in Disney+ and Hulu subscribers. According to new numbers from Antenna — a streaming services subscriber ...

I'm ashamed of many things over the years. Like that stretch in the mid-'80s when I routinely wore a white linen jacket. The time I purchased "Heart's Greatest Hits" on CD. Those two seconds when I ...