Map is a common way to transform lists in most programming languages. In Python, map is a function that loops over a list and applies a function (that you provide) to each item. Your function receives ...

Here's what you need to know about the software, as well as hidden tips and tricks.

Smithsonian Collections —The total number of objects, works of art and specimens at the Smithsonian is estimated at nearly 157 million, of which nearly 148 million are scientific specimens at the ...