Those summers were very productive, also because you were working on totally unfamiliar material that nobody else worked on. (sciencemag.org)
As a result, all those familiar - looking features are constructed from decidedly unfamiliar materials. (discovermagazine.com)
The approaching season of museum shows promises more unfamiliar material than usual, with exceptionally high ratio of exhibitions devoted to artists who are not white or male. (nytimes.com)