Helium Helium Helium (from ) is a chemical element with symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. Its boiling point is the lowest among all the elements. After hydrogen, helium is the second lightest and second most abundant element in the observable universe, being present at about 24% of the total elemental mass, which is more than 12 times the mass of all the heavier elements combined. Its abundance is similar to this figure in the Sun and in Jupiter. This
The Elements of Moral Philosophy died. Since then, his son Stuart has written the fifth edition and the sixth edition, which was released in April 2009. An 8th edition was released in October 2014. The book has been translated into Italian, Portuguese, Chinese, Indonesian, Korean, Spanish, Norwegian, Swedish, Persian and Albanian. It is known for its accessibility to a wide readership. David Fordyce wrote a book with the same title—however, aside from the titles, these books are largely unrelated. The Elements of Moral Philosophy The Elements of Moral Philosophy, by James Rachels and Stuart Rachels, is an ethics textbook. It explains a number of moral