At the age of 80, she's 'riding a/the wave of' renewed interest in her work. [=she's experiencing a time when many people are interested in her work again]
The traffic cop 'waved' cars 'through'. [=waved in a way that told drivers to continue driving through a particular area]
The new school has triggered a 'wave' of optimism [=has made many people feel optimistic] about the public school system.
(..) The shell emits no waste, no gas, no radiation. Assuming that the shells communicate with each other, The air between the shells is untroubled by sonic emission or light wave. they don't seem to ask a lot of questions. The world's most decorated experts can't crack that one. (..)2016 Arrival