Ed Kashi is an award-winning photojournalist and filmmaker, committed to documenting the social and political matters of his time. As a member of the VII Photo Agency, he has been published worldwide, working with organizations like The National Geographic Society ...

Re·frac·tion (/rəˈfrakSH(ə)n/) Noun. Physics: Change in direction of propagation of any wave as a result of its traveling at different speeds at different points along the wave front. Josefa Barliza gazes off into the distant deserts of La Guajira, Colombia ...