I expect the oscillation to continue. There are good reasons to believe that a permanent slide into autocracy is harder in the U.S. than in those countries. The U.S. has a robust and wealthy ...

It contains uncleaned and cleaned material, as well as permanent slides and material mounted for scanning electron microscopy. The collection has two distinct origins. An historical collection ...

You should not look through the microscope to do this. Place the microscope slide – either one you have prepared, or a permanent slide – on the stage. Line it up so that the specimen – if ...