This walking tour shows Valletta in Malta with a white statue set inside a shaded public garden. The scene includes mature trees, flower beds, benches, decorative railings, and surrounding historic ...

Mexico City is sinking at such an alarming rate that it’s visible from space. Imagery from a powerful NASA radar system is revealing subsidence rates of more than 0.5 inches a month — making the city ...

Anna Nordseth is an ecology writer and Duke University Ph.D. candidate specializing in tropical forest ecology, conservation research, and biodiversity. Boreal forests, or taiga, are found between 50 ...