Since the 1960s, composite airframes and quieter, more efficient engines have become available, and Concorde provided supersonic passenger service for more than two decades, but the most important lasting innovations have taken place in instrumentation and control.

Since the 1960s, the islands have diversified away from their traditionally agriculture-based economy towards tourism and financial services, becoming one of the wealthiest areas in the Caribbean.

Since the 1960s, the bass guitar has largely replaced the double bass in popular music as the bass instrument in the rhythm section.

Since the 1960s, blackjack has been a high profile target of advantage players, particularly card counters, who track the profile of cards that have been dealt and adapt their wager and playing strategies accordingly.

Since the 1960s / 1970s, Blissymbols have become popular as a method to teach disabled or handicapped people to communicate.

Since the 1960s, applied ethics has revived the ideas of casuistry in applying ethical reasoning to particular cases in law, bioethics and business ethics, so the reputation of casuistry is somewhat rehabilitated.

Since the international adoption of the MKS standard in the 1940s and the SI standard in the 1960s, the technical use of CGS units has gradually declined worldwide, in the United States more slowly than elsewhere.

Since the early 1960s, it has been known that volcanism has occurred on other planets and moons in the Solar System.

Since then McLean has stated that the lyrics are also somewhat autobiographical and present an abstract story of his life from the mid-1950s until the time he wrote the song in the late 1960s.

Since at least the 1960s, macroeconomics has been characterized by further integration as to micro-based modeling of sectors, including rationality of players, efficient use of market information, and imperfect competition.

Since at least the 1960s, when Marc Bloch's Feudal Society ( 1939 ) was first translated into English in 1961, many medieval historians have included a broader social aspect that includes not only the nobility but all three estates of the realm, adding the peasantry bonds of manorialism and the estates of the Church ; this is sometimes referred to as " feudal society " since it encompasses all members of society into the feudal system.

Since the 1960s, West and later reunified Germany has been attracting migrants primarily from Southern and Eastern Europe as well as Turkey, many of whom ( or their children ) over time acquired German citizenship.

Since the 1960s rather complex mathematical models have been developed, facilitated by the availability of high speed computers.

Since the 1960s, academic history has seen the emergence of new approaches and topics such as social history, demographic history, ethnic history, women's history, environmental history and cultural history.

Since the 1960s and 1970s a large body of scholarship has provided evidence and analysis of the extent to which heterosexuality and homosexuality are socially organized and historically changing.

Since the 1960s various Scottish shops and manufacturers have created vegetarian haggis, substituting various pulses, nuts and vegetables for the meat in the dish.

Since the 1950s and 1960s in particular, the Irish have become assimilated into the British population.

Since the early 1960s, it has published 12 volumes, the first in 1971 and most recently in 2008 ; three more volumes are planned.

Since the 1960s, he has worked with public interest, consumer, family farm, environmental and community organizations at the local, state and national level.

Since the 1960s, orca has steadily grown in popularity ; both names are now used.

Since the 1960s, a theory based on Linear B phonetic values suggests that Linear A language could be an Anatolian language, close to Luwian.

Since the beginning of the 1960s Ladoga has become considerably eutrophicated.

Since the 1960s, the mainland population has declined by 60-70 %; though there has been a small increase on Motunau Island.

Since the 1960s, the number of people claiming Native American ancestry has grown significantly and by the 2000 census, the number had more than doubled.

Since the 1960s the Chief rabbinate of Israel has moved somewhat closer to the positions of Haredi Judaism.

Since Parts 1, and 2, were prepared independently, the abbreviation schemes and the chemical symbols used differ in the two parts.

Since then, parts of the manuscript have crumbled along with many of the letters.

Since the second half of the 20th century most scholars have agreed with Martin Noth's thesis that the books of Deuteronomy, Joshua, Judges, Samuel and Kings form parts of a single work.

Since human plague is rare in most parts of the world, there is no need to vaccinate people other than those at particularly high risk of exposure.

Since the start of the " Special Period " in 1991 ( energy shortages caused by the loss of the Soviet Union as a trading partner ), hitchhiking and carpooling have become important parts of Cuba's transportation system and society in general.

Since there is no evidence that late Maastrichtian nonavian dinosaurs could burrow, swim or dive, they were unable to shelter themselves from the worst parts of any environmental stress that occurred at the K – T boundary.

Since copper metallurgy was already known to have existed in Europe since 7000 BC, with heavy axes of natural bronze produced in bulk since 5500 BC, and since true bronze, made by deliberately alloying copper with tin had already been used in parts of east-central Europe since 3700 BC, Ötzi's axe came as no surprise to archaeologists.

Since 1985, the Britannica has had four parts: the Micropædia, the Macropædia, the Propædia, and a two-volume index.

Since antiquity in various parts of the world, and since the 17th century in England, it had been known that citrus fruit had an antiscorbutic effect, when John Woodall ( 1570 – 1643 ), an English military surgeon of the British East India Company recommended them but their use did not become widespread.

Since the end of the Angolan Civil War ( 1975 – 2002 ), stability has been widespread in the country, and major reconstruction has been going on since 2002 in those parts of the country which have been damaged by the civil war.

Since some applications ( notably, but not exclusively, the parts of Microsoft Office ) allow macro programs to be embedded in documents, so that the programs may be run automatically when the document is opened, this provides a distinct mechanism by which viruses can be spread.

Since the operating system was simply a collection of programs, they could add or remove parts by simply running or killing them as they would any other program.

Since that, bilateral trade between Malaysia and Oman stood at nearly RM500 million during January – October 2010, with Malaysia's main exports to Oman being edible oil, machinery, appliances and parts, wood products, electrical and electronic products.

If one adds two whole parts the result is one whole and if one whole is subtracted from another whole the result is another whole-it means there is one whole universe and it is all prevaded by " Him ". Since the universe has come forth from the Divine, all things and beings are sacred and must be treated so in human thought and action.

The most influential and dominant school of Indian philosophy, Advaita Vedanta, rejects theism and dualism by insisting that “ Brahman reality is without parts or attributes … one without a second .” Since, Brahman has no properties, contains no internal diversity and is identical with the whole reality it cannot be understood as God.

Since the actio had been composed of elements of procedure and substance it was difficult to separate both parts again.

Since he was originally intended as a temporary medical backup system, not as an artificial life form, considerable strains were placed on the Doctor's program during the early parts of the journey.

Since they have few moving parts and use no propellant, they can potentially be used numerous times for delivery of payloads.

Gigabyte TA7 thin client Since the clients are made from low-cost hardware with few moving parts, they can operate in more hostile environments than conventional computers.

Since the blood vessels are involved in a patchy pattern, there may be unaffected areas on the vessel and the biopsy might have been taken from these parts.

Since then, video gaming has become a popular form of entertainment and a part of modern culture in most parts of the world.

Since 1991, most of the territory forms the core of Moldova, with smaller parts in Ukraine.

Since these can be viewed as being made of millions of coupled moving parts ( such as atoms ), they can have millions of resonant frequencies.

Since 1994, it has been broken up into three smaller provinces: the Western Cape, Eastern Cape and Northern Cape, plus parts of the province were absorbed into the North West.

Since 1914 much of the drainage had been destroyed, although some parts had been restored by Land Drainage Companies brought from England.