vagus nerve stimulation Vagus nerve stimulation therapy is a treatment for epilepsy that involves a stimulator (or 'pulse generator') which is connected, inside the body, to the left vagus nerve in the neck.
Tuva (Russian: ÑÑÐ²Ð°Ì tyh-VAH) or 'Tyva' is a republic in Eastern Siberia, bordering the Altai Republic to the west, Khakassia to the northwest, Krasnoyarsk Krai to the north, Irkutsk Oblast to the northeast, Buryatia to the east, and Mongolia to the south.
By Phil Plait. In the extreme northeast region of Russia is the Kamchatka Peninsula. Familiar to people who play the board game Risk, Kamchatka is a huge mass of land sticking out into the north Pacific, and sitting on the peninsula is a cluster of volcanoes, some of them among the most active on the planet.