The new aluminum NS Define 170 has 170mm of rear travel with a burly 180mm 29er fork under the bars, and there's a slightly smaller diameter wheel in the rear.
Today Trek adds a new electric mountain bike to their line: the E-Caliber. Based on the design of the Supercaliber cross-country race bike, the E-Caliber adds slightly more aggressive touches while keeping the bike to a reasonable weight.