cryogenic period
21Superboy (Kon-El) — Superboy Superboy flies into action. Art by Mike McKone. Publication information Publisher DC Comics First …
22Hydrogen — This article is about the chemistry of hydrogen. For the physics of atomic hydrogen, see Hydrogen atom. For other meanings, see Hydrogen (disambiguation). ← hydrogen → helium …
23Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …
24Inertial confinement fusion — (ICF) is a process where nuclear fusion reactions are initiated by heating and compressing a fuel target, typically in the form of a pellet that most often contains a mixture of deuterium and tritium.To compress and heat the fuel, energy is… …
25Spitzer Space Telescope — The Spitzer Space Telescope prior to launch General information NSSDC ID 2003 038A …
26Australian heavy metal — music has its roots in both the Australian hard rock and pub rock tradition of the 1970s and the American and British heavy metal scenes. Since the mid 80s, Australian heavy metal has been particularly influenced by foreign bands, particularly… …
27Delta IV — This article is about the rocket. For the submarine see Delta class submarine. Delta IV (Delta 9000) Delta IV Medium launch carrying DSCS III B6 Function Orbital launch vehicle Manufacturer Boeing …
28Superconducting Radio Frequency — (SRF) science and technology involves the application of electrical superconductors to radio frequency devices. The ultra low electrical loss of the superconductor yields RF resonators with extremely high quality factors, or Q . For example, it… …
29nuclear weapon — an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei. [1945 50] * * * or atomic weapon or thermonuclear weapon Bomb or other warhead that derives its force …
30food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… …
