Henrietta was discovering in the process of writing, as the born writer does, not merely a channel for the discharge of accumulated information but a stimulus to the development of the creative powers of observation, insight and intuition.

The 10.3-cm observation of Sloanaker was made on May 20, 1958, using the 84-foot reflector at the Maryland Point Observatory of the U. S. Naval Research Laboratory.

Following observation of the fact that the reaction rates of supposedly identical reaction mixtures prepared on the same filling manifold and exposed under identical conditions often differed by several hundred per cent, a systematic series of experiments was undertaken to see whether the difficulty could be ascribed to the method of preparing the chlorine, to the effects of oxygen or moisture or to the effect of surface to volume ratio in the reaction tubes.

Milman Parry rigorously defended the observation that the extant Homeric poems are largely formulaic, and was led to postulate that they could be shown entirely formulaic if the complete corpus of Greek epic survived ; ;

This explanation is attractive, but is vitiated at least in part by the observation that Cynewulf, though he used kennings in the traditional manner, was a literate man who four times inscribed his name by runes into his works.

In one such theory, put forward by Sir E. B. Tylor, early humans initially, through mere observation, recognized what might be called a soul, life-force, spirit, breath or animus within themselves ; that which was present in the body in life and absent in death.

The early use of Chinese astrology was mainly confined to political astrology, the observation of unusual phenomena, identification of portents and the selection of auspicious days for events and decisions.

One such star, however, with a right ascension nearly equal to that of γ Draconis, but in the opposite sense, was selected and kept under observation.

Euan MacKie, recognizing that Thom's theories needed to be tested, excavated at the Kintraw standing stone site in Argyllshire in 1970 and 1971 to check whether the latter's prediction of an observation platform on the hill slope above the stone was correct.

However, from ground level, this sunset would be obscured by a ridge in the landscape, and the viewer would need to be raised by two meters: another observation platform was needed.

The wave of arson in the South Bronx in the 1960s and 1970s inspired the observation that " The Bronx is burning ": in 1974 it was the title of both a New York Times editorial and a BBC documentary film.

Hubble's observation was taken to indicate that all very distant galaxies and clusters have an apparent velocity directly away from our vantage point: the farther away, the higher the apparent velocity.

It was kept under covert observation until the incubation period had elapsed but none of the crew fell ill.

Tristanne J. Connolly makes a similar observation, stating that the husband-wife motif reflects marriage as it was understood at the time.

Cranmer's work of simplification and revision was also applied to the Daily Offices, which were to become Morning, and Evening Prayer ; and which he hoped would also serve as a daily form of prayer to be used by the Laity, thus replacing both the late medieval lay observation of the Latin Hours of the Virgin, and its English equivalent, the Primer.

The study concluded that Prahlad Jani was able to survive under observation for two weeks without either food or water, and had passed no urine or stool, with no need for dialysis.

Interviews with the researchers speak of strict observation and relate that round-the-clock observation was ensured by multiple CCTV cameras.

The second law is offered as a simple observation in the same essay ; its status as Clarke's Second Law was conferred on it by others.

This was first suggested by Mereschkowsky in 1905 after an observation by Schimper in 1883 that chloroplasts closely resemble cyanobacteria.

One of his specialities was designing camouflaged armoured trees for use as observation posts ; he was wounded in 1916 helping to set up an observation post.

Comet Shoemaker – Levy 9 ( formally designated D / 1993 F2 ) was a comet that broke apart and collided with Jupiter in July 1994, providing the first direct observation of an extraterrestrial collision of Solar System objects.

* Unmanned air vehicles are the latest form of air observation, having been first introduced in the early 1960s.

Edouard van Beneden and Theodor Boveri made the first observation and identification of centrioles in 1883 and 1888 respectively, while the pattern of centriole replication was first worked out independently by Etienne de Harven and Joseph G. Gall circa 1950

They were first detected in the June 8, 1968 flare observation during a rocket flight.

When ephemeris time was first adopted, time scales were still based on astronomical observation, as they always had been.

Locke first speculated, “ truth and knowledge … are out of observation and experience rather than manipulation of accepted or given ideas “ ( Locke as cited in Hayes, 2007, p. 2 ).

Mathematical and logical propositions ( e. g. " that the square of the hypotenuse is equal to the sum of the squares of the two sides ") are examples of the first, while propositions involving some contingent observation of the world ( e. g. " the sun rises in the East ") are examples of the second.

Singer was one of the first scientists to urge the launching of earth satellites for scientific observation during the 1950s.

Some doubted the discovery at first, arguing that the appearance of the structure was merely an optical illusion created by the observation technique used by Golgi.

This, paired with his observation that people with different diseases exhibit similar symptoms, led to his description of the effects of " noxious agents " as he at first called it.

This observation made him one of the first scholars in ancient physics to address the role of time in the universe, one of the most important concepts even in the modern history of physics.

For Karaites, the beginning of each month, the Rosh Chodesh, can be calculated, but is confirmed by the observation in Israel of the first sightings of the new moon.

One of the more popular arguments for internalism begins with the observation, perhaps first due to Stewart Cohen, that when we imagine subjects completely cut off from their surroundings ( thanks to a malicious Cartesian demon, perhaps ) we do not think that in cutting these individuals off from their surroundings, these subjects cease to be rational in taking things to be as they appear.

On 23 April he made his first recorded direct observation of indigenous Australians at Brush Island near Bawley Point, noting in his journal: "... and were so near the Shore as to distinguish several people upon the Sea beach they appear'd to be of a very dark or black Colour but whether this was the real colour of their skins or the Cothes

* 1915 – RFC Captain Lanoe Hawker becomes the first British military aviator to earn the Victoria Cross, for defeating three German two-seat observation aircraft in one day, over the Western Front.

* 1610 – Galileo Galilei makes his first observation of the four Galilean moons: Ganymede, Callisto, Io and Europa, although he is not able distinguish the last two until the following day.

The first observation is that functions need not be explicitly named.

John Dalton first expressed this observation in 1804.

Friedrich Meves, in 1904, made the first recorded observation of mitochondria in plants ( Nymphaea alba ).

Raymond Davis Jr. and Masatoshi Koshiba were jointly awarded the 2002 Nobel Prize in Physics ; Davis for his pioneer work on cosmic neutrinos and Koshiba for the first real time observation of supernova neutrinos.

Among its results were determinations of the lunar and of the solar parallax ( Mars serving as an intermediary ), the first measurement of a South African arc of the meridian, and the observation of 10, 000 southern stars.

During the first treaty year, States Parties conducted 67 observation flights.