During her work she participated as a surface analysis consultant on the NASA Long Duration Exposure Facility experiment.

During this time he also started to experiment with ink and wash painting seen in work like Portrait of a Woman ( 1955 ) as well as creating portraits to illustrate the music surrounding him in Harlem.

During the 1990s, the first peak was measured with increasing sensitivity and by 2000 the BOOMERanG experiment reported that the highest power fluctuations occur at scales of approximately one degree.

During the middle ages Aristotle's theory of tabula rasa was developed by Islamic philosophers starting with Al Farabi, developing into an elaborate theory by Avicenna and demonstrated as a thought experiment by Ibn Tufail.

" During Washington's last five years at Tuskegee, Carver submitted or threatened his resignation several times: when the administration reorganized the agriculture programs, when he disliked a teaching assignment, to manage an experiment station elsewhere, and when he did not get summer teaching assignments in 1913-1914.

During this period, they also began to experiment with cutting-edge comedy concepts such as the original ( unreleased ) Filet of Soul and Jan & Dean Meet Batman.

# During the course of the experiment the human subject should be at liberty to bring the experiment to an end if he has reached the physical or mental state where continuation of the experiment seems to him to be impossible.

# During the course of the experiment the scientist in charge must be prepared to terminate the experiment at any stage, if he has probable cause to believe, in the exercise of the good faith, superior skill and careful judgment required of him that a continuation of the experiment is likely to result in injury, disability, or death to the experimental subject.

During an experiment in Cambridge over the seven years 2001 – 2007 Majerus noted the natural resting positions of peppered moths, and of the 135 moths examined over half were on tree branches, mostly on the lower half of the branch, 37 % were on tree trunks, mostly on the north side, and only 12. 6 % were resting on or under twigs.

During the 1960s civil rights movement, Bearden started to experiment again, this time with forms of collage.

During the experiment, a " hate score " was recorded for each picture.

During an international meeting of fuzzy researchers in Tokyo that year, Takeshi Yamakawa demonstrated the use of fuzzy control, through a set of simple dedicated fuzzy logic chips, in an " inverted pendulum " experiment.

During this year Berlioz also conducted an experiment on his many vocal critics.

During his Tuscan period, though preoccuppied with figurative subjects, he began to experiment with drawings in landscape, and according to non-contemporary sources his introduction to the latter genre was through the Roman landscape painter and etcher Paolo Anesi ( 1697-1773 ).< ref > Lanzi, Luigi.

During a SANS experiment a beam of neutrons is directed at a sample, which can be an aqueous solution, a solid, a powder, or a crystal.

During the early 1880s, The Church of Jesus Christ of Latter-day Saints lost interest in the experiment, but Orderville attempted to continue it.

During the termination phase of the mission, a " windmill experiment " was performed: Atmospheric molecular pressure exerts a torque via the then windmill-sail-like oriented solar cell wings, the necessary counter-torque to keep the sonde from spinning is measured.

In 1801, he performed an experiment showing that the electricity from friction was identical to that produced by voltaic piles. During the last years of his life he performed electrical experiments that would pave the way to the eventual design of the electric motor.

During the 1940s, scientists decided to move 70 of Baltra's land iguanas to the neighbouring North Seymour Island as part of an experiment.

During this lecture, Bose committed an error in applying the theory, which unexpectedly gave a prediction that agreed with the experiment.

During a sojourn of slightly more than three months Chamberlain Littlepage could see action on both elements.

During the war, we set up schools for the teaching of psychological warfare, which included the teaching of propaganda, both black and white and the various shades of grey in between.

The details of the setting of `` Neutral Tones '' are not, strictly speaking, metaphorical, but they combine to create a mood which is appropriate both to a dismal winter day and to the end of love, and in this way love and weather, the emotions and the elements, symbolize each other in a way that is common to many of Hardy's best poems ( `` Weathers '', `` The Darkling Thrush '', and `` During Wind and Rain '', for example ) and to some moving passages in the novels as well ( Far From The Madding Crowd is full of scenes constructed in this way ).

During the election campaign, both candidates, Davis and Bush, reportedly received anonymous telephone calls.

During the Triassic Period (), the reptiles began to out-compete the amphibians, leading to a reduction in both the amphibians ' size and their importance in the biosphere.

During his short reign, peace was established both at home and abroad, finances were well regulated, and the various administrative services were placed on a basis that afterwards enabled Spain to pass through the disastrous war with the United States without the threat of a revolution.

During the First World War, because of his family connections with both sides and the division of popular opinion, Spain remained neutral.

During this period he also completed two woodcut series, the Great Passion and the Life of the Virgin, both published in 1511 together with a second edition of the Apocalypse series.

During his time in the former Soviet Union he founded the Jewish University, both in Moscow and Saint Petersburg.

During this period he instituted a regime of continuous training and insisted on high levels of physical fitness for both officers and other ranks.

During the Summer, the hour long programme News 24 Sunday was broadcast both on BBC One and the BBC News Channel at 09: 00, to replace The Andrew Marr Show, which is off air.

During the Battle of France in 1940, De Gaulle's 4th Armoured Division and elements of the British Expeditionary Force's 1st Army Tank Brigade both made probing attacks on the German flank, actually pushing into the rear of the advancing armoured columns at times.

During 32 BC, a third of the Senate and both consuls allied with Antony.

During the Cold War period both the United States and the Soviet Union experimented further with the concept, deploying early cruise missiles from land, submarines and aircraft.

During the time following the Concordat of Worms, the Church gained in both stature and power.

During the first years in power, under Lenin's rule, the Central Committee was the key decision-making body in both practice and theory, and decisions were made through majority votes.

During the heated debates in the Central Committee about a possible peace with the Germans, Lenin did not have a majority ; both Trotsky and Nikolai Bukharin had more support for their own position than Lenin.

During the period c. 500-450 BC, the tin deposits seem to have become more important, and fortified settlements appear such as at Chun Castle and Kenidjack Castle, to protect both the tin smelters and mines.

During this period, many performers, including Rose Maddox, Kitty Wells, Olivia Newton-John, Emmylou Harris, and Linda Ronstadt, covered her songs, and her siblings Randy and Stella both received recording contracts of their own.

During the period that has elapsed since seizures which triggered the tuna import ban, successive Ecuadorian governments have declared their willingness to explore possible solutions to this problem with mutual respect for longstanding positions and principles of both sides.

During his campaigns, El Cid often ordered that books by classic Roman and Greek authors on military themes be read aloud to him and his troops, for both entertainment and inspiration before battle.

During his service in both world wars, Armstrong gave the U. S. military free use of his patents.

During the late Middle Ages, Flanders ' trading towns ( notably Ghent, Bruges and Ypres ) made it one of the richest and most urbanized parts of Europe, weaving the wool of neighbouring lands into cloth for both domestic use and export.

During the 1950s and 60s, Afghanistan was able to use the Russian and American need for allies during the Cold War as a way to receive economic assistance from both countries.

During the civil war, the White Army and the Red Guards both perpetrated acts of terror, called the Red terror and White terror.