| Looking back at a century’s milestones and | | | | towering intellect that helped develop the atomic |
| willingness to strive forward, and looking ahead to | | | | bomb. Einstein’s mistake was not a |
| an era that holds the keys to unanswered | | | | mathematical error rather an error stemming |
| questions, one man’s name seems the | | | | from lack of sufficient data. Because Einstein had |
| most likely to forever be synonymous with | | | | insufficient data supporting a dynamically, |
| genius; Albert Einstein. Since the early nineteen | | | | expanding universe, his curiosity directed him along |
| hundreds, Albert Einstein has indisputably | | | | a different path. Yet, his curiosity was perhaps his |
| influenced the history of science through his many | | | | greatest asset: consider how history would have |
| theories on subjects ranging from the laws of | | | | changed course had the great risk takers and |
| mechanics to the laws governing electromagnetic | | | | thinkers accepted the common beliefs of their |
| fields. By pursuing his obsession of challenging the | | | | societies. For example, had Columbus accepted |
| status quo, he came to defy the intellectual | | | | the common belief that the world was flat, the |
| standard set by the scientific community, saw | | | | history of the Americas and of southern Europe |
| beyond what was considered commonly | | | | most certainly would be much different than what |
| accepted, and expanded the limits of human | | | | is known today. |
| knowledge. Yet, the controversy surrounding the | | | | Despite Einstein’s realization of the universe |
| cosmological constant he proposed, as part of his | | | | expanding dynamically, this issue is still being |
| theories, has become one of the road blocks to | | | | debated by scientists today. Almost a century |
| scientific progress today. | | | | after the cosmological constant was introduced |
| In the course of developing many of his theories, | | | | by Einstein, it still lies at the crossroads of |
| including his famous Theory of General Relativity, | | | | quantum mechanics and gravity, and convincing |
| Einstein introduced the cosmological constant, | | | | reasons have been expressed to show the |
| which holds the notion of a static universe versus | | | | cosmological constant is still a viable part of |
| an expanding universe. In this proposed idea, | | | | cosmology. For example, support for the |
| Einstein assumed this quality of the universe to be | | | | cosmological constant is present in the field of |
| true despite not having arrived at this conclusion | | | | quantum mechanical vacuum energy. Quantum |
| through any mathematical derivation or physical | | | | mechanical energy states that the vacuum is not |
| proof. Einstein introduced this new constant into | | | | totally empty and has some energy associated |
| the scientific community, along with his claim of a | | | | with it. It has been proposed, that the energy of |
| non- expanding universe and exciting new | | | | a vacuum is explained by the cosmological |
| equations explaining the cosmological equilibrium of | | | | constant, because the Theory of General |
| attraction between all matter in the universe. | | | | Relativity describes gravitational energy as a |
| Alexander Friedmann, a Russian mathematician | | | | property of finite geometry of space and time. |
| and cosmologist, opposed the notion of a static | | | | Another theory concerning the universe today |
| universe. In his work with the equations of | | | | deals with the universe going through a process |
| General Relativity, Friedmann proposed that | | | | called inflation. Inflation theory assumes the |
| matter and energy are uniformly distributed in the | | | | universe to be geometrically flat, and as a result |
| universe and expansion rates of this matter are | | | | has implications that only the cosmological |
| also uniformly proportional, and subsequently | | | | constant can address. |
| supported the Big Bang Theory which maintains | | | | Einstein’s cosmological constant received so |
| the belief that the universe emerged from a | | | | much attention in the scientific community that a |
| state of extremely high temperature and density | | | | team of Texas A&M researchers have |
| in an explosive expansion ten billion to fifteen billion | | | | started a project by the name of ESSENCE and |
| years ago, and thus maintains the belief that the | | | | are studying supernovae to figure out if the |
| universe must be expanding. In fact, Friedmann | | | | accelerating force of the universe is consistent |
| predicted exactly what Edwin Hubble concluded | | | | with the cosmological constant. Having begun in |
| years later from his observations concerning the | | | | October of two thousand and two, the group of |
| uniform expansion of the universe. | | | | Texas A&M researchers have finally |
| Motivation in exploring “Einstein’s | | | | achieved their goal in studying two hundred |
| Universe” slowly evaporated after Hubble | | | | supernovae using a four meter diameter |
| discovered a relationship between the redshift and | | | | telescope stationed in the nation of Chile and are |
| distance in nineteen-twenty nine, which formed | | | | now in the process of assessing the data to |
| the basis of the modern expansion paradigm. | | | | determine the validity of the cosmological |
| Hubble maintained that other galaxies in the | | | | constant. |
| universe appeared to be moving away from the | | | | In the past years, there have been many |
| Milky Way, and according to his observations of | | | | attempts at resolving the issue of the |
| the redshift, the farther the galaxy, the faster it | | | | cosmological constant, invoking many different |
| was receding from the Earth. Hubble supported | | | | methods, yet all of these attempts have failed so |
| the Big Bang Theory in that he observed that the | | | | far. It seems, the only way to resolve this |
| universe included many other galaxies outside of | | | | ongoing debate in the scientific community is |
| the Milky Way, and he concluded galaxies were | | | | advances in telescope technology and more |
| expanding away from the Milky Way at a velocity | | | | observatories worldwide to provide the scientific |
| proportional to their distance. | | | | community a more precise picture of what |
| After Einstein fully analyzed and understood these | | | | happened as our universe evolved to its present |
| observations, he proclaimed that his theory of the | | | | state. As in Einstein’s day, the problem seems |
| cosmological constant was his “biggest | | | | to be the lack of definitive data to surmount this |
| blunder.” This was astounding coming from a | | | | obstacle to scientific progress in the present day. |