In maths, a construction is an accurate drawing. Besides constructing triangles, there are two main constructions which can be done using a ruler, a pair of compasses and a pencil: After the ...

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Size Matters: Measuring distances between molecules is no simple task, but a team of German researchers has developed a new method that could revolutionize biological research and possibly even impact ...

What do you get when you mix a birthday party, a toy setup, and a ruler? For one mom, it became the perfect chance to teach her daughter a skill many adults still struggle with: how to navigate social ...

The pupillary distance (PD) measurement is a requirement for people who want to purchase eyeglasses. Here, find out how to measure your PD using a mirror and a ruler. Share on Pinterest Some eyewear ...

In today's world of high-tech medicine, it seems like the more bells, whistles, and glitz a test has, the better it has got to be -- and that's the one we want. But how about zooming in for a ...

Do you stop every few feet, pull out a ruler and measure your progress from Point A to Point B? Of course not. You drive for miles and miles and then, every so often, you look at your odometer. And ...