Support for measurement units in R vectors, matrices and arrays: automatic propagation, conversion, derivation and simplification of units; raising errors in case of unit incompatibility. Compatible ...

CLEVELAND — Another wreck occurred Friday morning along Dead Man’s Curve, this time in the westbound lanes of I-90. It’s part of a troubling trend on the treacherous stretch of highway.

As someone who grew up in the U.S. in the 1990s, I am all too familiar with a culture in which anything you and your friends disapprove of is “retarded,” and anybody you might care to insult ...