For example, in the 1980s and 1990s, some researchers proposed ( based primarily on the similarity of the visual pathways ) that the Megachiroptera were in fact more closely affiliated with the primates than the Microchiroptera, with the two groups of bats having therefore evolved flight via convergence ( see Flying primates theory ).

( The basis of the name change got no official mention at the time, and historical researchers did not confirm the specific link to Myers until the 1990s.

In the 1990s, many equity researchers allegedly traded positive stock ratings for investment banking business.

In the 1980s and 1990s, researchers performed the first trial of gene therapy in humans and are now able to locate, identify, and describe the function of many genes in the human genome.

In the late 1990s, two researchers, Thomas Fink and Yong Mao of Cambridge's Cavendish Laboratory, used mathematical modeling to discover that eighty-five knots are possible with a conventional tie ( limiting the number " moves " used to tie the knot to nine ; longer sequences of moves result in too large a knot or leave the hanging ends of the tie too short ).

Throughout the 1990s and afterwards, researchers like Carlos Bustamante, James Spudich, and Steven Block pioneered the use of optical trap force spectroscopy to characterize molecular-scale biological motors.

Pfiesteria piscicida is a dinoflagellate species of the genus Pfiesteria that some researchers claim is responsible for many harmful algal blooms in the 1980s and 1990s on the coast of North Carolina and Maryland.

Some of these researchers maintain that the large health disparities in tobacco use caused by targeted marketing, including the company's marketing plan from the 1990s called Project SCUM ( for " Subculture Urban Marketing "), undermine the LGBT cause.

During the 1990s, Dr. Albus led a team of researchers in developing an open architecture Enhanced Machine Controller ( EMC ) for intelligent machine tools and next generation inspection systems based on the RCS principles.

By the early 1990s, UFO researchers such as Friedman, William Moore, Karl T. Pflock, and the team of Kevin D. Randle and Donald R. Schmitt had interviewed several hundred people who had, or claimed to have had, a connection with the events at Roswell in 1947.

In the 1990s it became obvious that the lack of availability of the SGA was becoming more and more of a problem to researchers and graduate students in algebraic geometry: not only are the copies in book form too few for the growing number of researchers, but they are also difficult to read because of the way they are typeset ( on an electric typewriter, with mathematical formulae written by hand ).

Studies carried out from the 1990s through 2011 by researchers from Columbia U, Computing Research Association ( CRA ), Duke U, Georgetown U, Harvard U, National Research Council of the NAS, RAND Corporation, Rochester Institute of Technology, Rutgers U, Alfred P. Sloan Foundation, Stanford U, SUNY Buffalo, UC Davis, UPenn Wharton School, Urban Institute, and US Dept.

In the 1980s and 1990s, researchers performed the first trial of gene therapy in humans and are now able to locate, identify, and describe the function of many genes in the human genome.

In the 1990s three modern researchers -- Joseph Opala, Cynthia Schmidt, and Tazieff Koroma — located a Mende village in Sierra Leone where the same song is still sung today.

By the 1990s, AI researchers had gained a reputation for making promises they could not keep.

Since the 1990s, researchers in the area of sport and exercise psychology have studied self-presentation.

In the early 1990s, researchers in Germany, America, and Japan conducted an investigation of 5000 patients with psychiatric disorders and 1000 controls, in which a significantly higher percentage of patients than controls were positive for BDV antibodies.

In the late 1990s, an informal group of researchers from major institutions worldwide came together under the title of the ' Angiosperm Phylogeny Group ' or APG.

In the 1970s, great effort went into distinguishing competitive and allelopathic effects by some researchers, while in the 1990s others argued that the effects were often interdependent and could not readily be distinguished.

The field of social robotics was started in the 1940s-50s by William Grey Walter, and developed since the early 1990s by artificial intelligence researchers, most notably, Kerstin Dautenhahn, as well as Maja Mataric, Cynthia Breazeal, Aude Billard, Yiannis Demiris, and Brian Duffy.

The Larch family was developed primarily in the United States in the 1980s and 1990s, involving researchers at Xerox PARC, DEC / SRC, MIT, and other places.

As of 2006, the thickness, commonly referred to as IMT for intimal-medial thickness, is not measured clinically though it has been used by some researchers since the mid 1990s to track changes in arterial walls.

This grouping was ignored by most researchers until the late 1990s, when it was used as a subfamily ( Polacanthinae ) by Kirkland for a natural group recovered by his 1998 analysis suggesting that Polacanthus, Gastonia, and Mymoorapelta were closely related within the family Ankylosauridae.

Through the Internet, a movement began to develop in opposition to the doctrines of neoliberalism which were widely manifested in the 1990s when the Organisation for Economic Co-operation and Development ( OECD ) proposed liberalisation of cross-border investment and trade restrictions through its Multilateral Agreement on Investment ( MAI ).

When emulators of 1980s video game consoles began to appear on home computers in the late 1990s, the Atari 7800 was one of the last to be emulated.

* It was also during the 1990s that the anime craze grew out of video games, and the youth group known as otaku began to pour into Akihabara.

After the Iranian Revolution of 1979, the new Islamic government of Iran began an international campaign of assassination that lasted into the 1990s.

In the early 1990s, the army began to undergo a generational change.

The stolen base remained a popular tactic through the 1980s, perhaps best exemplified by Vince Coleman and the St. Louis Cardinals, but began to decline again in the 1990s as the frequency of home runs reached unprecedented heights and the steal-friendly artificial turf ballparks began to disappear.

The Egyptian identification card controversy began in the 1990s when the government modernized the electronic processing of identity documents, which introduced a de facto requirement that documents must list the person's religion as Muslim, Christian, or Jewish ( the only three religions officially recognized by the government ).

) Construction of residential buildings began north of the World Financial Center in the late 1990s and completion of the final lots scheduled to be completed by spring 2011.

The M-19 and several smaller guerrilla groups were successfully incorporated into a peace process as the 1980s ended and the 1990s began, which culminated in the elections for a Constituent Assembly of Colombia that would write a new constitution, which took effect in 1991.

By the 1990s Conservative Judaism continued to flourish, yet dichotomies of practice and belief, which had been present for years, began to formulate.

Following the discovery, starting in the 1990s, of other Kuiper belt objects, Pluto began to be seen not as a planet orbiting alone at 40 AU, but as the largest of a group of icy bodies in that region of space.

In the late 1990s, groups such as the Censorware Project began reverse-engineering the content-control software and decrypting the blacklists to determine what kind of sites the software blocked.

Cable television began in the early 1990s in Australia.

Beginning in the 1980s and 1990s, many governments presiding over planned economies began marketization ( or as in the Soviet Union, the system collapsed ) and moving toward market-based economies by allowing individual enterprises to make the pricing, production, and distribution decisions, granting autonomy to state enterprises and ultimately expanding the scope of the private sector through privatization.

In the late 1980s and increasingly through the 1990s, a revival of the original disco style began to emerge.

Drum and bass began as an offshoot of the United Kingdom rave scene of the very early 1990s.

In the 1990s concurrent with the resurgence of the Cowboys under Jimmy Johnson the Packers after two decades of mediocre results began to become a playoff power again with the ascension of quarterback Brett Favre.

In the late 1990s, an amateur cartoonist named Karl Hörnell began submitting a comic strip parodying both Dilbert and the Image Comics series The Savage Dragon to Dragon creator Erik Larsen.

Dublin City Council began installing cycle lanes and tracks throughout the city in the 1990s, and the city has over of specific on-and off-road tracks for cyclists.

In the 1980s and 1990s, colleges and universities began to introduce diplomas and degrees in jazz performance.

In spite of a gradual decrease during the 1980s, the city's population began to grow once again with the beginning of the Russian immigration in the 1990s.

Recovery began in the 1990s, but growth has been constrained by the lack of suitable hotels and other infrastructure, despite a boom in construction of small and medium-sized hotels and restaurants, and by the impact of drought, the 1998 – 2000 war with Eritrea, and the specter of terrorism.

Adventure sports have been institutionalized since the 1990s, when the Adventuresports Institute of Garrett College began offering a degree in Adventure Sport Management.

In the 1970s, 1980s and 1990s, a growing number of composers ( many of them composer-performers who had grown up playing the instrument in rock bands ) began writing contemporary classical music for the electric guitar.