The phrase "bombshell revelations" refers to surprising or shocking information that is revealed, which can potentially have a significant impact on a situation or person. Full definition
Not to be deterred, plaintiffs promptly filed an amended complaint, but this time with detailed bombshell revelations from a confidential source. (overlawyered.com)
Amid bombshell revelations at the banking Royal Commission, Malcolm Turnbull has admitted it should have been done in 2016. (9news.com.au)
And then in April, Prime Minister Sigmundur David Gunnlaugsson resigned after bombshell revelations in the Panama Papers showed his family sheltered money offshore. (fortune.com)