To our readers:

Everything old is new again. The ultimate representation of this phenomenon is the annual recurrence of spring, when the seemingly inert bursts forth with life anew. And there are plenty of other instances of renewal in this issue: Dinosaurs, which are not just old but downright ancient, could return long after they were gone for good, as sometimes truth is stranger than fiction. And cannabis is experiencing a revival after decades of disrepute. The venerable B-52 is also getting a new lease on life. Even historical figures, noble or ignoble, are now being scrutinized in a new light.