• Have you been paying attention to the Magnetic North Pole? And do its wanderings have anything to do with our fringe digital-television reception, in that the antenna setting of 9 degrees North might be moving. (Joke, sort of.)
“The magnetic north pole moved little from the time scientists first located it in 1831. Then in 1904, the pole began shifting northeastward at a steady pace of about 9 miles (15 kilometers) a year. In 1989 it sped up again, and in 2007 scientists confirmed that the pole is now galloping toward Siberia at 34 to 37 miles (55 to 60 kilometers) a year.
• Used up your biological-diversity condoms yet?
• For mountaineering gearheads, a "history of gear." Here is Colorado's Mountainsmith, started by Patrick Smith, who now runs Kifaru. Ah for the days when a 14-year-old me would wander into the Holubar store in Fort Collins and gawk.