1 The head is one of the most common sites of pain in the body. 2  The most common types of headache can be classified as 1) primary, 2) secondary, and 3) cranial neuralgias, facial pain, and other headaches. 3  The most common types of primary headaches are 1) tension, 2) migraine, and 3) cluster.
Gassy signature of habitability spied in the atmosphere of a 'hot Jupiter'. Katharine Sanderson. Carbon dioxide, one of the telltale signs that a planet may be able to support life, has been spotted in the atmosphere of a gas giant orbiting a star 63 light years from Earth.
The atmosphere of Jupiter lacks a clear lower boundary and gradually transitions into the liquid interior of the planet. From lowest to highest, the atmospheric layers are the troposphere, stratosphere, thermosphere and exosphere.he atmosphere of Jupiter is classified into four layers, by increasing altitude: the troposphere, stratosphere, thermosphere and exosphere. Unlike, the Earth's atmosphere, Jupiter's lacks a mesosphere.