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Bibcode print that page

The bibcode is an identifier used by a number of astronomical data systems to specify literature references. The bibcode was developed to be used in SIMBAD and the NASA/IPAC Extragalactic Database (NED), but is now used more widely, for example, in the NASA Astrophysics Data System .

wikipedia.org | 2011/4/27 2:57:12

Jupiter print that page


The planet was known by astronomers of ancient times and was associated with the mythology and religious beliefs of many cultures. The Romans named the planet after the Roman god Jupiter . [ 14 ] When viewed from Earth , Jupiter can reach an apparent magnitude of −2.94, making it on

Robert Hooke print that pageTimeline of Robert Hooke


His adult life comprised three distinct periods: as a scientific inquirer lacking money; achieving great wealth and standing through his reputation for hard work and scrupulous honesty following the great fire of 1666 , but eventually becoming ill and party to jealous intellectual disputes

Earthquake prediction print that page

An earthquake prediction is a prediction that an earthquake of a specific magnitude will occur in a particular place at a particular time (or ranges thereof). Despite considerable research efforts by seismologists , scientifically reproducible predictions cannot yet be made to a specific

wikipedia.org | 2011/9/16 20:52:44

Ununquadium print that page

About 80 decays of atoms of ununquadium have been observed to date, 50 directly and 30 from the decay of the heavier elements ununhexium and ununoctium . All decays have been assigned to the five neighbouring isotopes with mass numbers 285–289. The longest-lived isotope currently known is

wikipedia.org | 2011/6/6 19:30:00

Astronomy print that page


Astronomy is one of the oldest sciences. Prehistoric cultures left behind astronomical artifacts such as the Egyptian monuments , Nubian monuments and Stonehenge , and early civilizations such as the Babylonians , Greeks , Chinese , Indians , and Maya performed methodical observations of

Big Bang print that page


The Big Bang model, or theory, is the prevailing cosmological theory of the early development of the universe . [ 1 ] The theory purports to explain some of the earliest events in the universe. According to the theory, the universe was once in an extremely hot and dense state that expanded

Cold fusion print that page


The media reported that nuclear fusion was happening inside the electrolysis cells, [ 3 ] and these reports raised hopes of a cheap and abundant source of energy. [ 4 ] Hopes fell with the big number of negative replications, the withdrawal of many positive replications, the apparition of

Diamond print that page


In mineralogy , diamond (from the ancient Greek αδάμας – adámas "unbreakable") is an allotrope of carbon , where the carbon atoms are arranged in a variation of the face-centered cubic crystal structure called a diamond lattice . Diamond is less stable than graphite , but the

Airmass print that page


In astronomy , airmass is the optical path length through Earth’s atmosphere for light from a celestial source . As it passes through the atmosphere, light is attenuated by scattering and absorption ; the more atmosphere through which it passes, the greater the attenuation . Consequently