Noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and element 118 (temporarily named ununoctium [Uuo]). The noble gases are colourless, odourless, tasteless, nonflammable gases.
Buck Creek Campground is located on beautiful Rathbun Lake, just 9 miles northwest of Centerville, Iowa. Camping, boating, swimming, fishing, and picnicking are popular activities at this lakefront campground.Rathbun Lake is situated in the gently rolling hills of the Chariton River... Read More Details.
One famous open secret is that of Area 51, a United States military base containing an aircraft testing facility. The U.S. Government did not explicitly affirm the existence of any military facility near Groom Lake, Lincoln County, Nevada until 2013, when the CIA released documents revealing that the site was established to test spy planes.