Because you're a mentor here, your students are going to give your opinion a lot of weight. I generally don't give "miraculous" scientific discoveries weight—and I suggest you don't either.
cofnąć czas, cofnąć się w czasie. Literally, to physically return to an earlier point in time.
It was lovely finding our old photo albums and going back in time for a few hours. Today, kids, we're going back in time and discussing the Great Depression.
(idiomatic, mildly blasphemous, dated) Expression of surprise, outrage, or horror.
I know you've had a long day at work, but good God, is it too much to ask for you to take out the trash?
sezon ogórkowy. (idiomatic, journalism) A period, usually during the summertime, when news media tend to place increased emphasis on reporting light-hearted, offbeat, or bizarre stories.