The arthropod, Arthropleura, lived in forests near the equator between 346 million and 290 million years ago, during the late ...

By The Learning Network A new collection of graphs, maps and charts organized by topic and type from our “What’s Going On in This Graph?” feature. By The Learning Network Want to learn ...

A reader wonders if it’s better to carry a small bag or a large one. Our critic explains the relationship between purse size ...

If you’re in the market for a new car, it’s important to understand what engine size means and how it affects a car’s performance and economy. Engine size, also referred to as ‘engine ...

Window manufacturers can make every window style to custom specifications, but standard window sizes exist for many styles. Home builders generate demand for standard residential window sizes by ...

Would you do an exercise test to see how fit you are? When I was given the chance to see how well my heart and lungs work during a period of 'maximum exertion', I was a little hesitant. Having not ...

A forex chart is a graphic that illustrates the historical price movements of a currency pair over time. Technical analysts and day traders use forex charts to identify patterns that may signal ...

Exercise and eating the right foods are key players, but portion control is equally as important. Portion sizes are helpful for setting limits and boundaries so you don't overindulge. We're here to ...

The surgeon makes a tiny incision, usually with a small pointed scalpel, between the clear and white part of the eye to gain access to the lens capsule , a thin membrane similar in thickness to a ...

New York, October 2, 1990. Madonna's Like a Prayer album reaches a new peak on multiple charts in the U.K. as it returns—weeks after the single of the same name soared once more. (Photo by Sonia ...