1.   The youngest, a chunk of sulfur, was picked up the same day it solidified in an Indonesian volcano.

2.   Indonesian volcanoes draw farmers because their soil is fertile and good for crops.

3.   Thousands evacuated as Indonesian volcano rumbles.

4.   Astronauts wrapped up an Earth-mapping mission Tuesday by using a powerful radar to survey an Indonesian volcano.

5.   Astronauts were using a powerful radar to survey an Indonesian volcano.