Fig. [for something] to become known or to be discovered. Many surprises have come to light since then.Nothing new has come to light since we talked last.
Be clearly revealed or exposed, as in New facts about evolution have come to light with the latest fossil discoveries in Africa . Miles Coverdale had this idiom in his translation of the Bible (Ezekiel 16:57): "And before thy wickednesse came to light." [First half of 1500s]