Not every discovery comes with instructions. This unusual object left us guessing and it might just leave you guessing too.

Grammar expert June Casagrande tackles the use of hyphens with a close look at eight multiword terms that writers sometimes get wrong.

Abstract: The application of digital metasurface (DM) in direction finding (DF) has been widely studied. However, numerous nonideal properties of practical DM are difficult to be modeled and decrease ...