- Hurricane Ridge is a mountainous area in Washington’s Olympic National Park. Approximately 18 miles (29 km) by road from Port Angeles, the ridge is open to hiking, skiing, and snowboarding and is one of the two most visited sites in the national park (along with the Hoh Rainforest).
- Why is c the symbol for the speed of light? (math.ucr.edu)
Although c is now the universal symbol for the speed of light, the most common symbol in the nineteenth century was an upper-case V which Maxwell had started using in 1865. That was the notation adopted by Einstein for his first few papers on relativity from 1905. The origins of the letter c being used for the speed of light can be traced back to a paper of 1856 by Weber and Kohlrausch…