Thursday, February 11, 2016

Scientists find evidence of space-time theory.

EINSTEIN GOT IT RIGHT! Scientists find evidence of space-time theory.

Fox news reports that After decades of searching, scientists announced Thursday that they have detected gravitational waves -- essentially ripples in the fabric of space-time -- that had been predicted by Einstein.
An international team of astrophysicists said that they detected the waves from the distant crash of two black holes, using a $1.1 billion instrument. The Ligo Collaboration was behind the discovery and it has been accepted for publication in the journal Physical Review Letters.
NASA says
"We have detected gravitational waves," Caltechs David H. Reitze, executive director of the LIGO Laboratory, told journalists at a news conference in Washington, DC.
Our observation of gravitational waves accomplishes an ambitious goal set out over five decades ago to directly detect this elusive phenomenon and better understand the universe, and, fittingly, fulfills Einsteins legacy on the 100th anniversary of his general theory of relativity, Reitze said in a statement.
The news, according to the Associated Press, is being compared by at least one theorist to Galileo taking up a telescope and looking at the planets and the biggest discovery since the discovery of the Higgs particle. It has stunned the world of physics and astronomy, prompting scientists to say it is the beginning of a new era in physics that could lead to scores more astrophysical discoveries and the exploration of the warped side of the universe.
Every year I tell my Gravity class about the three classics successes of General Relativity: the perihelion precession of Mercury, light bending and gravitational redshift. Next year, Ill be adding a fourth: gravitational waves, Tony Padilla, Royal Society University Research Fellow in the School of Physics and Astronomy at the University of Nottingham, said in a statement.
Their detection is a stunning triumph for experiment, for theory, and most notably, for Einstein. And the source of these waves is rumored to be a merger of two black holes. Wow! Just wow! Black holes really exist," he said. "No more arguments. Looking further ahead we can look forward to a whole new era for astronomy, listening out for these remarkable signals that will teach us so much about the fundamental nature of gravity and the Universe. Its almost as if we have grown a new set of ears, and there could be so much to hear!
The discovery confirms a major prediction of Albert Einsteins 1915 general theory of relativity. Gravitation waves carry information about their dramatic origins and about the nature of gravity that cannot be obtained from elsewhere.
Not only have they fascinated scientists, but found their way into pop culture -- namely through movies such as "Back to the Future," where the space-time continuum was used as a medium for the DeLorean time machine to go back in time. It also was featured in the "Terminator" series.Their existence was first demonstrated in the 1970s and 1980s by Joseph Taylor, Jr., and colleagues. In 1974, Taylor and Russell Hulse discovered a binary system composed of a pulsar in orbit around a neutron star. Taylor and Joel M. Weisberg in 1982 found that the orbit of the pulsar was slowly shrinking over time because of the release of energy in the form of gravitational waves. For discovering the pulsar and showing that it would make possible this particular gravitational wave measurement, Hulse and Taylor were awarded the 1993 Nobel Prize in Physics.
In the latest breakthrough, the gravitational waves were detected on Sept. 14, 2015, by both of the twin Laser Interferometer Gravitational-wave Observatory (LIGO) detectors, located in Livingston, La., and Hanford, Wash.
Based on the observed signals, LIGO scientists estimate that the black holes for this event were about 29 and 36 times the mass of the sun, and the event took place 1.3 billion years ago. About three times the mass of the Sun was converted into gravitational waves in a fraction of a second -- with a peak power output about 50 times that of the whole visible universe.
By looking at the time of arrival of the signals -- the detector in Livingston recorded the event 7 milliseconds before the detector in Hanford -- scientists can say that the source was located in the Southern Hemisphere.
Captured from Fox news.

Tuesday, February 9, 2016

Unanswered Questions From Scientist.

Science in their quest for universal acceptance are faced with challenges as they could'nt answer the following natural question.
1.>>> Biologists do not fully understand the processes that take place in living cells. How cells consume energy, how they produce proteins, and how they divide are questions science has not yet completely answered.
2.>>>Gravity affects us every second of every day. Yet it is something of a mystery to physicists. They do not know fully how gravity pulls you down to the ground when you jump or how it keeps the moon in orbit around the earth.
3.>>>Cosmologis ts estimate that about 95 percent of what makes up the universe is invisible and undetectable by scientific instruments. They divide this strange entity into two categories, dark matter and dark energy. The nature of these remains unknown.
There are other unknowns that confound scientists. Why is this important? A popular science writer notes: “Our knowledge is vastly outstripped by our ignorance. For me, a life in science prompts awe and exploration over dogmatism.”
So if you wonder whether science is about to replace the Bible and dispense with belief in God ( Da ibon oro Don Fail You), consider this point: If brilliant scientists with their powerfull instruments have been able to gain only limited understanding of the natural world, would it be logical to dismiss out of hand the matters that lie beyond the reaches of science to investigate? Quite to the point, at the end of a lengthy article on the history and development of astronomy, Encyclopedia Britannica concludes: “After almost 4,000 years of astronomy, the universe is no less strange than it must have seemed to the Babylonians.”

How Does Science Affects Your Life

Science, is defined as “the systematic study of the nature and behaviour of the material and physical universe, based on observation, experiment, and measurement.” To do all of that is hard, often frustrating, work. Scientists struggle with experiments and observations for weeks, months, or even years. Sometimes their labors lead to dead ends, but in many cases they deliver benefits to mankind. Few examples are.
A European company has combined strong plastic and advanced filters to produce a device that has made it possible for a person to avoid illness from drinking contaminated water. Devices like that one have been put to use during natural disasters, such as the 2010 earthquake in Haiti.
GLOBAL POSITIONING SYSTED (GPS)
High above the earth, networks of satellites make up what is called the Global Positioning System (GPS). Originally designed for military applications, the GPS helps motorists, airplane pilots, ship navigators, and even hunters and hikers to find their way. Thanks to the scientists who invented it, the GPS makes it easier to get to where you want to go.

COMMUNICATION AND HEALTH.
Do you use a cell phone, a computer, or the Internet? Have you seen that your health has improved or has been restored because of advanced medicine? Do you travel by airplane? If so, you are benefiting from some of the ways in which science has been a boon to humanity. Science has affected your life in many positive ways.

THE REACH OF MODERN SCIENCE.
In an effort to expand their horizon, modern scientists are searching deep into the natural world. Nuclear physicists peer into the inner workings of the atom, while astrophysicists trace back billions of years, in an attempt to understand the origin of the universe. As they probe deep and far, even into realms that are invisible and untouchable, some scientists feel that if the God of the Bible exists, they should be able to find him. Ukót Anaam Ibon oro.
Some prominent scientists and philosophers go further. They carry on what science author Amir D. Aczel called “a scientific argument against the existence of God.” For example, a world-famous physicist claimed that “the absence of evidence for any God who plays an important role in the universe proves beyond a reasonable doubt that such a god does not exist.” Others allude to the activity of the God of the Bible as “magic” and “supernatural shenanigans.” *
However, the question must be asked: Has science learned enough about the natural world to be able to draw definitive conclusions?(Itoñoke toño nkpo dien).They have not yet started. Science has made tremendous progress, but many scientists recognize that there are still many unknowns and perhaps unknowables. “We will never get to the bottom of things,” said physicist and Nobel laureate Steven Weinberg on understanding nature.
“There may be things that humans will never understand.” The truth is that much of nature, from the tiny cell to the vast universe, still remains beyond the grasp of modern science. The design of our universe is not and will never be a product of Evolution, there is a designer and he still exist hence they (scientist)should start afresh on their research.
Having seen these the master designer of the universe design the earth for human survival.
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