Like kids traipsing through freshly fallen snow, Apollo astronauts left unambiguous tracks in lunar soil. Recently released high-resolution NASA images provide the best detail yet of the extent to which we have left our mark on the moon.

Flying high above the moon’s surface, the Lunar Reconnaissance Orbiter, or LRO, snapped these new pictures, which show details as small as 25 cm across. In them, you can see zigzagging paths that astronauts walked, crisp parallel lines from the lunar rover, and the many instruments and objects that remain from each mission.

In comparison, images taken in 1966...

Xenoblade Chronicles’ world is one that begs to be explored. If only Nintendo of America would let you.

I imported the role-playing game, released for Wii on August 19 in Europe but not North America. Its world is built on the frozen bodies of two giant robots. One of them, Bionis, is home to humans while the other, Mechonis, is inhabited by a race of sentient evil robots. The Mechons have been warring with the otherwise peaceful humans for years.

It’s a unique setting, one that leaves plenty of room for interesting twists and turns in the plot. Suffice it to say that not everything is as it s...