Busy beaver hunters needed to prove that all the other machines ran indefinitely or stopped sooner than the 47,176,870th step. And there are a lot of five-state Turing machines.

Of the many Tempe residents and visitors who use the lake, "Bubba the Town Lake Beaver" is quickly becoming the most elusive and infamous of all. "The beaver is -- in theory -- east of Tempe Town Lake ...

In 2020, Aaronson wrote that the Busy Beaver function “probably encodes a huge portion of all interesting mathematical truth in its first hundred values”, and BB(6) is no exception.

Busy Beaver employee Derek Weber makes custom buttons for a client on August 13, 2024. He had made 1896 buttons so far that day, which coincidentally, is also the year the pin-back button was ...

Busy Beaver Skips Cherry Trees. March 27, ... But beavers have not chewed on or damaged any of the city's 3,700 cherry trees this year, said Park Service spokesman Bill Line.