Summer solstice will coincide with a once-in-a-lifetime event
Summer solstice (Photo credit: Wikipedia) When something happens rarely, we say it occurs once in a blue moon. But it turns out, there's another moon that's even rarer, and it's…
North Magnetic Pole Is Shifting Rapidly Toward Russia
the north magnetic pole, that is, not the geographical one. New research shows the pole moving at rapid clip—25 miles (40 kilometers) a year.