manned cell
1Manned Orbital Laboratory — Infobox Space station station = Manned Orbital Laboratory station station image size = 350 station image caption = MOL test launch Nov. 3, 1966 from Cape Canaveral, FL. (USAF) crew = 2 status = Cancelled mass = 14,476 kg length = 21.92 m diameter …
2fuel cell — a device that produces a continuous electric current directly from the oxidation of a fuel, as that of hydrogen by oxygen. [1920 25] * * * Device that converts chemical energy of a fuel directly into electricity (see electrochemistry). Fuel cells …
3Fuel cell — For other uses, see Fuel cell (disambiguation). Demonstration model of a direct methanol fuel cell. The actual fuel cell stack is the layered cube shape in the center of the image A fuel cell is a device that converts the chemical energy from a… …
4Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
5Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
6Apollo program — insignia Apollo 11 astronaut Buzz Aldrin walking o …
7balloon flight — ▪ aviation Introduction passage through the air of a balloon that contains a buoyant gas, such as helium or heated air, for which reason it is also known as lighter than air free flight. Unmanned balloons have been used to carry meteorological… …
8aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the …
921st century — Millennium: 3rd millennium Centuries: 20th century · 21st century · 22nd century Decades: 2000s 2010s 2020s 2030s 2040s 2050s …
10Maglev — JR Maglev at Yamanashi, Japan test track in November 2005 …
