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Fishburne played Cowboy Curtis in Paul Reubens’ groundbreaking show that appealed to kids and adults alike.

Blackberry, for example, dominated the market with a device that paired a phone with a physical keyboard — until Apple introduced its groundbreaking iPhone with a touchscreen.

Also announced last year: an expansion of the Broad museum, next to Disney Hall, with groundbreaking scheduled for next week.

Spring is here, and with it come books that offer groundbreaking ideas to expand our outlook.

“We wanted to embrace the open-mindedness of the people of Los Angeles. Fred Fitness is groundbreaking and requires people who want to experience training in a new way.”