discover
v.v. to find something for the first time, or to learn a fact you did not know before.
v. to find or become aware of something previously unknown. Transitive — requires a direct object or a 'that' clause.
Scientists hope to discover a cure for the disease.
The police were surprised to discover a hidden room behind the bookshelf during their search.
While reviewing the historical archives, the researcher was thrilled to discover a series of letters that changed the common understanding of the treaty's origins.
From Middle English discoveren, from Old French descovrir, from Late Latin discoperīre < discooperiō, discooperīre, from Latin dis- + cooperiō. Displaced native Old English onfindan.
The verb is transitive and often takes a direct object or a noun clause beginning with 'that'.
I discovered about the secretI discovered the secretDiscover is a transitive verb and does not require the preposition 'about' before its object.