Unlike regular sandy shores, which are composed mainly of quartz and other light-colored minerals, black sand beaches owe their unique color to volcanic activity. These beaches are primarily found ...

Massive eruptions of rock and ash from a volcano ... are white coral, coconuts and an empty packet of pre-cooked crispy fried onions. Small green plants have sprouted between black stones on ...

Scientists are delving into the world of sand to better understand its impact on our climate and weather systems. But the location of their research might surprise you. Iceland is the largest and ...