Flex your math muscles with this weekend’s brain teaser. Play now.

The mathematician, who liked to annoy friends with improvised brainteasers, thought for a moment or two, then raised a glass ...

Nearly twenty years after I graduated high school and my last calculus class, I still get that nightmare where I’m at the exam for a calculus course I somehow forgot to attend, or that I faked my way ...

Canadian Christian apologist Calvin Smith says his recent interaction with Grok 4, the artificial intelligence platform backed by entrepreneur Elon Musk, revealed starkly different answers depending ...