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 various Molly Pitcher tales grew in the telling, many historians regard Molly Pitcher as folklore rather than history, or suggest that Molly Pitcher may be a composite image inspired by the actions of a number of real women.

Since Carmichael numbers exist, this primality test cannot be relied upon to prove the primality of a number, although it can still be used to prove a number is composite.

Since version 0. 6, gnutella is a composite network made of leaf nodes and ultra nodes ( also called ultrapeers ).

Since brown may cover a wide range of the visible spectrum, composite adjectives are used such as red brown, yellowish brown, dark brown or light brown.

Since later television designs include composite, S-Video, and component video jacks, which skip the modulation and demodulation steps, modulators are no longer included as standard equipment, and RF modulators are now largely a third-party product, purchased primarily to run newer equipment such as DVD players with an old television set.

Since TV screens hide the vertical blanking interval of a composite video signal and even crop the edges of the picture, extensions have been implemented by taking advantage of these unseen parts of the signal.

Since ƒ is continuous, it possesses an antiderivative F. The composite function is then defined.

Since the early sixties there were, in the US, extensive research programmes ongoing aimed at investigating the prospects of employing composite ceramic materials as vehicle armour.

Since 2009, AC has licenced Gullwing GmbH in Germany to produce the AC MK VI, with an aluminium coated composite body and powered by a 6. 2 litre 440 hp LS3 Chevrolet engine, or a 550 hp supercharged version.

Since N – 1 is composite, this convolution can be performed directly via the convolution theorem and more conventional FFT algorithms.

( Note 33 is the 8th composite number to descend into the prime number 3, the others outside of this sequence being 30, 26, 16, 12 ) Since 33 is a semiprime with both its prime factors being Gaussian primes, 33 is a Blum integer.

Since Analog video recordings use frequency modulation for the luminance part ( composite video signal in direct colour systems ), which keeps the tape at saturation level, audio style noise reduction is unnecessary.

Since World War II, because of a reduction in effectiveness against new attack methods ( mainly shaped charges and improved kinetic energy penetrators ), RHA has been superseded by composite armour, which incorporates air spaces and materials such as ceramics or plastics in addition to steel, and explosive reactive armour.

Since 1998, 22 students from Fremd have achieved a score of 36 on the American College Test ( ACT ) ( the highest possible composite score ).

Since the SCART connector is not common on televisions in North America, frequently a supergun will also convert the RGB signal into NTSC composite video, S-video, Component Video or VGA signals, with varying degrees of quality.

Since precipitation in each rain or snowfall event has a specific isotopic signature, and the signatures of subsurface water can also be identified by well sampling, the composite signature in the stream is an indicator of, at any given time, what portion of the streamflow comes from overland flow and what portion comes from subsurface flow.