Add articles to your saved list and come back to them any time. No one in the main bar of the Canberra Irish Club seems to notice the group that has quietly moved in and overtaken the adjoining room.

Feliks Zemdegs solved his 5×5 cube at Melbourne Cube Day in 44.837 seconds. And the crowd went not at all wild. The 5×5 Rubik’s cube—or Professor’s cube—has over 282 trevigintillion (10^72) ...

43 quintillion. That’s the total number of possible configurations on the original 3×3×3 Rubik’s Cube. Actually, 43,252,003,274,489,856,000 (that’s 43 quintillion, 252 quadrillion, 3 trillion, 274 ...