Last year, NASA canceled the VIPER (“Volatiles Investigating Polar Exploration Rover”) in a move that scandalized proponents of a return to the moon. The space agency was just $84 million ...

So I was thrilled to see the initial designs of Vortex’s new Viper red dot. This enclosed emitter is built from a single piece of 6061 aluminum and mounts directly to the receiver of most shotguns — ...

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