Planets that exist in the solar system have a geometric series relationship with the distance of adjacent planets if they are arranged in order from the sun closest to the sun, the ratio falling ...

Two hundred years ago, Missouri was rocked by an earthquake so severe it made the Mississippi River flow backward and set off church bells in Boston more than 1,000 miles away. These details help ...

A logarithm is a mathematical operation that determines how many times a certain number, called the base, is multiplied by itself to reach another number. Because logarithms relate geometric ...

Back when I first started charting the spread of coronavirus I decided not to use a logarithmic scale. I figured that log scales were fine for communicating with other professionals, but most laymen ...

Sir, In Jude Webber’s article on the Mexico earthquake (“Mexican death toll hits 90 from massive earthquake”, September 10), she reports that quakes are measured on a scale of 0 to 10. More precisely, ...

The first practical scale for measuring earthquakes was developed by geologist Charles Richter at the California Institute of Technology in the 1930s, and the scale that most scientists use today ...