The Wall Street Journal:
It rises from the sea just of the southern tip of Sumatra, at the site of Southeast Asia's last great tsunami disaster over a century ago. Anak Krakatua - literally "Child of Krakatau" in the Indonesian language - is a restive volcano growing rapidly atop the spot where its father blew itself to smithereens in 1883. The eruption of that volcano, known as "Krakatoa" in English, was one of the greatest disasters of the modern age...
The blast, historians have said, may have been the loudest sound ever heard, audible nearly 3,000 miles away across the Indian Ocean.
Krakatoa's child began emerging from the sea about 70 years ago. It is now growing in height by 20 feet every year...
In Wake of Tsunami, Krakatoa's Offspring Creates Fresh Anxiety: Scientists Watch and Worry As Volcano Grows Up; Local Dodge Hot Rocks [WSJ, Jan. 24, 2005 (sub. required)]
Picture of Anak Krakatau #1 [nasa.gov]
Picture of Anak Krakatau #2