The phrase "startling fact" refers to a surprising or shocking piece of information that captures attention and may challenge previously held beliefs or expectations. Full definition
When buying signed and / or first edition books I realized a very startling fact: books signed by male authors were priced higher than those signed by women. (bookbrowse.com)
One of the most startling facts about America is the contrast between our great prosperity as a nation and these islands of misery in our cities, Why, with all our resources, initiative and ingenuity, do we do so little to solve these problems? (religion-online.org)
He practically bursts with startling facts — a family with a fairly typical credit card debt of $ 7,000, paying 20 percent interest, will spend $ 1,400 a year just to rent that money, without paying back a penny — and disturbing stories of people who bankrupted themselves through many seemingly small mistakes, like buying a newer car or eating out at Applebee's a little too often. (edutopia.org)