Since the 1970s, in vitro fertilization has made pregnancy possible at ages well beyond " natural " limits, generating ethical controversy and forcing significant changes in the social meaning of motherhood.

Since the 1970s, various groups in the United States, the United Kingdom, and Latin America have used edutainment to address such health and social issues as substance abuse, immunization, teenage pregnancy, HIV / AIDS, and cancer.

In the 1970s, the discovery of monoclonal antibodies led to the development of the relatively simple and cheap immunoassays, such as agglutination-inhibition-based assays and sandwich ELISA, used in modern home pregnancy tests.

While encouraging his female students to practice natural childbirth and to breast-feed, practices which were not widely adhered to in the early 1970s, Singh also revived the ancient Indian custom of celebrating the arrival of the new soul at the one hundred twentieth day of pregnancy.

In his early work on von Neumann algebras in the 1970s, he succeeded in obtaining the almost complete classification of injective factors.

Other influential writers in the 1970s include Pierre Clastres, who explains in his books on the Guayaki tribe in Paraguay that " primitive societies " actively oppose the institution of the state.

Braudel's work came to define a " second " era of Annales historiography and was very influential throughout the 1960s and 1970s, especially for his work on the Mediterranean region in the era of Philip II of Spain.

A flood of mentalité studies based on these approaches appeared during the 1970s and 1980s.

The regionalist tradition flourished especially in the 1960s and 1970s in the work of Pierre Goubert in 1960 on Beauvais and René Baehrel on Basse-Provence.

The early 1960s and 1970s ( up until his death in 1976 ) were marked by key works in Helsinki, in particular the huge town plan for the void in centre of Helsinki adjacent to Töölö Bay and the vast railway yards, and marked on the edges by significant buildings such as the National Museum and the main railway station, both by Eliel Saarinen.

One is on Medny Island ( Commander Islands, Russia ), which was reduced by some 85 – 90 %, to around 90 animals, as a result of mange caused by an ear tick introduced by dogs in the 1970s.

Starting in approximately the 1970s into the present day analytical chemistry has progressively become more inclusive of biological questions ( bioanalytical chemistry ), whereas it had previously been largely focused on inorganic or small organic molecules.

Until the 1970s there was considerable debate within psychiatry on the most appropriate term to use to describe the new drugs.

hooks examines the effect of racism and sexism on black women, the civil rights movement, and feminist movements from suffrage to the 1970s.

His frequent appearances on NBC's The Tonight Show spanned three emcees ( Steve Allen, Jack Paar and Johnny Carson ), from the 1950s to the 1970s.

He changed his surname from Einstein ( to avoid confusion with the famous physicist ) and began a comedy career that quickly made him a regular on variety and talk shows during the late 1960s and early 1970s.

From Roy Ayers in the 1970s to Randy Weston in the 1990s, there have been collaborations which have resulted in albums such as Africa: Centre of the World by Roy Ayers, released on the Polydore label in 1981.

Brazil's push for nationalization of the computer-related industry in the 1970s also began with the navy, which could not decipher the " black box " computerized range-finding and firing mechanisms on the British frigates they had purchased, and did not want to be dependent on imported maintenance.

The language and its variants became widespread on microcomputers in the late 1970s and 1980s, when it was typically a standard feature, and often part of the firmware of the machine.

In the 1970s, De Palma went to Hollywood where he worked on bigger budget films.

The cabal was created in an effort to facilitate reliable propagation of new Usenet posts: While in the 1970s and 1980s many news servers only operated during night time to save on the cost of long distance communication, servers of the backbone cabal were available 24 hours a day.

During the late 1970s and early 1980s, the site hosted Creative Time's landmark Art on the Beach sculpture exhibitions.

After becoming New York's de facto Red Light District in the 1960s and 1970s ( as can be seen in the films Taxi Driver and Midnight Cowboy ), since the late 1980s Times Square has emerged as a family tourist center, in effect being Disneyfied following the company's purchase and renovation of the New Amsterdam Theatre on 42nd Street in 1993.

The BT10 bogie was introduced on the British Rail Mark 3 coach in the 1970s.

The idea that the German army operated on a " blitzkrieg doctrine " was vigorously attacked in the late 1970s by Matthew Cooper.

During the 1970s, he made guest-appearances on TV series such as Ironside, Insight, Barbary Coast, The Love Boat, Medical Center, four episodes of Love, American Style, Fantasy Island, and two episodes each of The Streets of San Francisco, and Rod Serling's Night Gallery.

In the late 1970s, Diddley left Los Lunas and moved to Hawthorne, Florida where he lived on a large estate in a custom made log-cabin home, which he helped to build.

With increased popularity in the 1970s most soap operas expanded to an hour in length by the end of the decade ( Another World even expanded to ninety minutes for a short time ).

By the early 1970s, nearly all soap operas had transitioned to being taped.

Daytime soap operas were non-existent until the 1970s because there was virtually no daytime television in the UK.

During the 1970s, occasional filmed inserts were used to incorporate outdoor-shot sequences in soap operas.

Outdoor shooting later became commonplace and starting in the late 1970s it became standard practice that there will be some location-shot footage in each episode of any Australian soap opera, often to capitalise on the attractiveness and exotic nature of these locations for international audiences.

Executives from Yorkshire Television visited the on location filming of The Riordans in the early 1970s and in 1972 began broadcasting Emmerdale Farm based on the successful format of the Irish soap opera.

The recurring " Acorn Antiques " skit on the UK's Victoria Wood As Seen On TV ( 1985 – 87 ) was modeled on Crossroads and other British soap operas of the 1970s.

ABC's daytime lineup became strong throughout the 1970s and 1980s with the soap operas General Hospital, One Life to Live, The Edge of Night ( which had moved to ABC from CBS in late 1975 ), All My Children, and Ryan's Hope, and the game shows The Dating Game, The Newlywed Game, Let's Make a Deal, Split Second, The $ 20, 000 Pyramid and Family Feud.

When his character was dismissed from the soap, Frakes moved to Los Angeles, California and played guest spots in many of the top television series of the 1970s and 1980s, including The Waltons, The Dukes of Hazzard, Matlock, and Steven Bochco's Hill Street Blues.

This includes the entirety of the soap opera Coronation Street which is now held at the Yorkshire Television archive, which itself possesses largely intact archives ( although some early colour shows from the late 1960s and the early 1970s such as the entire output of the drama Castle Haven, the first two series of Sez Les and the children's variety show Junior Showtime are missing and believed wiped ).

She continued appearing in film and television roles throughout the 1970s and 1980s, and was nominated for an Emmy Award for the soap opera, Ryan's Hope in 1980.

Production was subsequently moved to New York City, where the majority of soap operas were produced during the 1950s, 1960s and much of the 1970s ; it remained based in New York City until the show's conclusion.

During the 1970s and 1980s, WKAQ-TV ( then branded as Telemundo Canal 2 ), was a major producer of Puerto Rican Spanish soap operas.

Bettina Welch ( 1922 – 1993 ) was a New Zealand-born Australian-based theatre and television actor who became best known for her role as scheming businesswoman Maggie Cameron in the 1970s television soap opera Number 96.

Nicholas John " Nick " Tate ( born 18 June 1942 ) is an Australian actor best known for his role as Eagle pilot Alan Carter in both seasons of the 1970s science fiction television series Space: 1999, as well as for playing the role of Gordon Hamilton's errant brother James in the 1980s soap opera Sons and Daughters.

During the late 1960s and early 1970s, he became a sex symbol in Mexico and the rest of Latin America, participating in movies, Hispanic soap operas and photo-romance novels: ( magazine features showing photos of actors who create a story — a popular phenomenon across Latin America during the 1970s ).

During the 1960s and early 1970s, Noele Gordon, actress in the Crossroads television soap opera, lived at the large white-washed country house called Weir End, near Ross, beside the A40 road to Monmouth.

* Rita Stapleton, a heroine on the CBS soap opera The Guiding Light during the 1970s and early ' 80s

She got her big break as a nurse in an ITV afternoon soap opera of the 1970s, General Hospital.

Throughout the 1960s and 1970s, daytime soap operas became the main user of cold opens, with most American soaps employing the format.

In the mid 1970s, the lower-level math area was dominated by the IBM Mathematica exhibit where demonstrators in orange jackets ( known as " OJ " s ) made soap bubbles and showed audiences how the stylish new Chevrolet Chevette was paving the way for the quick adoption of the Metric system.

He also voiced fellow Marvel superhero Spider-Man in the animated television series also from the late 1960s, and he played " The Lawbreaker " on the CBC panel quiz show This Is the Law in the 1970s, and played Costas Stavros on the Canadian soap opera Riverdale.

In the early 1970s, she joined the cast of another CBS soap, As the World Turns, playing " Miss Peterson ".