Cosmologist Michael Turner's whimsical "Funny Energy" illustrations appeared on the front of the NYT science section #OTD in 1998, following a 3 day meeting at Fermilab over puzzling supernova observations that suggested an accelerating Hubble expansion.
https://www.nytimes.com/1998/05/05/science/cosmologists-ponder-missing-energy-of-the-universe.html