Since the mid-1960s, mainframe designs have included several subsidiary computers ( called channels or peripheral processors ) which manage the I / O devices, leaving the CPU free to deal only with high-speed memory.

Since they were discovered in the mid-1960s, histone modifications have been predicted to affect transcription.

Since the mid-1960s, plastic and polymers exhibiting properties similar to rubber have predominated.

Since the mid-1960s, Jones has sung nearly every form of popular music – pop, rock, R & B, show tunes, country, dance, soul and gospel – and sold over 100 million records.

Since the mid-1960s, a plethora of new musical instruments with keyboards have come into common usage, requiring a more general term for a person who plays them.

Since he first came to prominence in the mid-1960s, critics have cited Campbell as one of the leading writers in his field: T. E. D. Klein has written that " Campbell reigns supreme in the field today ", while S. T. Joshi stated, " future generations will regard him as the leading horror writer of our generation, every bit the equal of Lovecraft or Blackwood.

Since the mid-1960s only pleasure cruisers and sports boats have been used on the river above Verden towards its source.

Since the mid-1960s he has been known primarily for his work in the theatre ; he received an Oscar nomination for Best Actor in the film adaptation of The Dresser ( 1983 ), which he had performed on the West End and on Broadway.

Since the mid-1960s and the rise of more organized and specific militant groups, such as the PLO, the word has fallen out of usage, but not in the historical context.

Since the mid-1960s, he has given recitals and appeared with major orchestras in Europe, the United States, and the Far East.

Since the mid-1960s, there has been a reform movement by some Burmese writers ( in particular, leftist writers who believe that laymen's language ought to be used ) to abandon the formal style in favour of the vernacular style in writing, but the formal style remains the preferred form of Burmese writing, because " the spoken style lacks gravity, authority, dignity ".

Since the mid-1960s, work in farming and light industry have replaced coal mining.

" Since the mid-1960s, Kenyan men have earned the largest share of major honors in international athletics at distances from 800 meters to the marathon ; the vast majority of these Kenyan running stars have been Kalenjin.

Since the mid-1960s, the department was reorganized.

Since the mid-1960s, PPHS has offered a wide variety of Technology programs, including Communications Technology, Horticulture, Automotive, Manufacturing, Hospitality and Cosmetology, Health Care, and Carpentry.

Since agriculture was so much more efficient than hunting and gathering, private property appropriated by someone for farming left remaining hunter-gatherers with more land per person, and hence did not harm them.

Since that time, Tallangatta has been a service centre for the local farming community, with a butter factory operating throughout much of the 20th century.

Since then, in its campaigns and undercover investigations, it has focused on four core issues — opposition to factory farming, fur farming, animal testing, and animals in entertainment — though it also campaigns against fishing, the killing of animals regarded as pests, the keeping of chained backyard dogs, cock fighting, dog fighting, and bullfighting.

Since elm wood had few uses before the 20th century, many elms were left standing, and continued to grow, as forestland in its range was cleared for farming or settlement.

Since its incorporation in 1953, the city has grown from a semi-rural farming community of 16, 840 to a primarily suburban and " edge " city with an economy based on retail, commerce, and light manufacturing.

Since the necessary Negro labor, farming implements, and mules were provided by the army, lessees were responsible only for feeding and clothing the Negroes until the harvest, when they paid off their obligations to the army and to the laborers, Yearly expenses ran between $ 5, 000 and $ 30, 000 on a plantation of a thousand acres, while profits might run higher than $ 200, 000.

Since 1940, a sizable Amish farming community has existed nearby along with a farmers market and large flea market complex on busy Maryland Route 5, which is also the site of numerous strip-mall businesses continuing into the adjacent community of Mechanicsville.

Since the advent of modern drainage in the nineteenth and twentieth centuries, the Fens have been radically transformed, so that today arable farming has almost entirely replaced pastoral and the economy of the Fens is heavily invested in the production of crops such as grains, vegetables and some cash crops such as rapeseed or canola.

Since the 1980s the offshore oil industry and fish farming have grown to be important industries in Austevoll.

Since the 19th century soil steam sterilization is used as a farming technique to clean soil completely from weeds.

Since the 1960s, the Kosraean government has become the main employer on the island, where fishing and traditional farming remain the main source of the islanders ' subsistence.

Since the end of the pirate era, the area in and surrounding Goose Creek State Park has been centered on timber production, commercial fishing and small scale, subsistence farming.

Since healthy topsoil is critical to sustainable dryland agriculture, its preservation is generally considered the most important long-term goal of a dryland farming operation.

Since the Qing government opened Manchuria for farming in order to oppose the conquest of Russia, Jiamusi developed as a small trading post under the name Dongxingzhen ( 东兴镇 ).

Since World War II, however, the Akimel O ’ Odham have experienced a resurgence of interest in tribal sovereignty and economic development, as the community has become a self-governing entity, developed several profitable enterprises in fields such as agriculture and telecommunications, built several casinos, and begun the process of revitalizing their farming economy by constructing a water delivery system across the reservation.

Since the 1967 outbreak there had also been significant changes in farming methods.

Since 1975, Falster has been marked by high unemployment as a result of harder times for both farming and industry.

Since the CJ-2A was primarily intended for farming, ranching, and industrial applications, a wide variety of extras were available such as: rear seat, center rear-view mirror ( Stock CJ-2As came with only a driver side mirror ), front passenger seat ( Stock CJ-2As only came with a driver seat ), canvas top, front PTO, rear PTO, belt pulley drive, capstan winch, governor, rear hydraulic lift, snow plow, welder, generator, mower, disc, front bumper weight, heavy-duty springs, dual vacuum windshield wipers ( stock CJ-2As were equipped with a manual wiper on the passenger side and a vacuum wiper on the driver side ), dual taillights ( Stock CJ-2As had a taillight on the driver side and a reflector on the passenger side ), hot-climate radiator, driveshaft guards, heater, side steps, and radiator brush guard.

Since kunai were cheaply produced farming tools of a decent size and weight, and could be easily sharpened, they were readily available to be converted into simple weapons.

Since the bolo was first used as a farming implement, it was used in combat because during colonial times the ubiquitous bolo was readily available to the common person.

Since 1981 he has been a member of the board of directors of eleven industrial, real estate, farming and investment companies.

Since the early 1980s the flock numbers of this sheep has reduced mainly because hill-country farming has lessened, there has been a lower demand for medium-coarse wool, and because modern Romneys are more adaptable to the terrain.

Since the Universe has a finite age, and light travels at a finite speed, there may be events in the past whose light has not had time to reach us.

Since oxygenated and deoxygenated blood reflects light by different amounts, we can study which areas are more active ( i. e., those that have more oxygenated blood ).

Since the development of armored warfare the distinction between light and heavy armor has persisted basically along the same lines.

Since light is an oscillation it is not affected by travelling through static electric or magnetic fields in a linear medium such as a vacuum.

Since the visible spectrum of light is composed of wavelengths between 390 and 750 nanometers ( nm ), if the droplet sizes in the emulsion are below about 100 nm, the light can penetrate through the emulsion without being scattered.

Since this implies that one particle is communicating with the other instantaneously across space, i. e. faster than light, this is the " paradox ".

Since frequency and wavelength are inversely proportional, this is equivalent to saying that the frequency of the light is reduced towards the red part of the light spectrum, giving this phenomenon the name redshift.

Since EtBr stained DNA is not visible in natural light, scientists mix DNA with negatively charged loading buffers before adding the mixture to the gel.

Since the 1980s, various experiments have verified that it is possible for the group velocity of laser light pulses sent through specially prepared materials to significantly exceed the speed of light in vacuum.

Since the working life of a hearse is generally one of light duty and short, sedate drives, hearses remain serviceable for a long time ; hearses 30 years old or more may still be in service, although some funeral homes replace them at least once a decade.

Since absorption is cumulative, the color effect intensifies with increasing thickness or if internal reflections cause the light to take a longer path through the ice.

Since Brighid represented the light half of the year, and the power that will bring people from the dark season of winter into spring, her presence was very important at this time of year.

Since the early 1980s, a global dark-sky movement has emerged, with concerned people campaigning to reduce the amount of light pollution.

Since not everyone is irritated by the same lighting sources, it is common for one person's light " pollution " to be light that is desirable for another.

Since relativity postulates that the speed of light is the same for all observers, the Lorentz transformation must preserve the spacetime interval between any two events in Minkowski space.

Since the early 1990s, a light has been fixed to it about one-third of the way up.

Since 1983, it has been defined as " the length of the path travelled by light in vacuum during a time interval of of a second.

Since fluorescence emission differs in wavelength ( color ) from the excitation light, an ideal fluorescent image shows only the structure of interest that was labeled with the fluorescent dye.

Since any fluorescence image is made up of a large number of such small fluorescent light sources, the image is said to be " convolved by the point spread function ".

Since he was the light of the world, where was this light, they asked, when he was in the womb of the Virgin?