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関連する概念動画

History of Microbiology01:28

History of Microbiology

Microbiology, a scientific field dedicated to the study of microorganisms, has undergone profound development since its inception in the 17th century. Its history is marked by key discoveries and technological advancements that have shaped our understanding of life at the microscopic level and transformed medicine, agriculture, and industry.Early Foundations of MicrobiologyThe early foundations of microbiology were built on groundbreaking observations and the development of pioneering...
The Scientific Method03:50

The Scientific Method

Chemistry is an empirical science. Scientists often pose questions to understand the chemistry in everyday life and seek answers to these questions. To achieve this, scientists follow a definitive series of steps that together make up the Scientific Method. This approach involves making observations, asking questions, building a hypothesis, conducting experiments, analyzing results, and forming a conclusion.
The Scientific Method01:32

The Scientific Method

The scientific method is a detailed, empirical problem-solving process used by biologists and other scientists. This iterative approach involves formulating a question based on observation, developing a testable potential explanation for the observation (called a hypothesis), making and testing predictions based on the hypothesis, and using the findings to create new hypotheses and predictions.Generally, predictions are tested using carefully-designed experiments. Based on the outcome of these...
The Scientific Method02:40

The Scientific Method

Research is what makes the difference between facts and opinions. Facts are observable realities, and opinions are personal judgments, conclusions, or attitudes that may or may not be accurate. In the scientific community, facts can be established only using evidence collected through empirical research.
Scientific Laws and Theories02:31

Scientific Laws and Theories

Scientific Laws
Emission Spectra02:39

Emission Spectra

When solids, liquids, or condensed gases are heated sufficiently, they radiate some of the excess energy as light. Photons produced in this manner have a range of energies, and thereby produce a continuous spectrum in which an unbroken series of wavelengths is present.

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関連する実験動画

Updated: Jul 11, 2026

Blood Collection from the American Horseshoe Crab, Limulus Polyphemus
12:48

Blood Collection from the American Horseshoe Crab, Limulus Polyphemus

Published on: October 13, 2008

アメリカにおける科学,約1880年 1880年

D J Kevles, J L Sturchio, P T Carroll

    Science (New York, N.Y.)
    |July 4, 1980
    PubMed
    まとめ
    この要約は機械生成です。

    19世紀後半のアメリカの科学,特に地球科学と生命科学は,著しい活力を示した. この研究は,自然資源,宗教的,社会的動機,政府の保護によって支えられ,以前の見解に異議を唱えた.

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    Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
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    A Noninvasive Method For In situ Determination of Mating Success in Female American Lobsters (Homarus americanus)
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    A Noninvasive Method For In situ Determination of Mating Success in Female American Lobsters (Homarus americanus)

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    Last Updated: Jul 11, 2026

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    12:48

    Blood Collection from the American Horseshoe Crab, Limulus Polyphemus

    Published on: October 13, 2008

    Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
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    科学分野:

    • 科学の歴史 科学の歴史
    • アメリカン・サイエンス アメリカン・サイエンス
    • 19世紀 科学 19世紀 科学

    背景:

    • 歴史的に見ると,19世紀後半のアメリカの科学は,物理学のような純粋な科学に狭く焦点を当て,未発達と見なされていました.
    • この視点は,より広範な科学の景観,特に地球と生命科学を無視した.

    研究 の 目的:

    • 19世紀後半のアメリカの科学研究の活力と範囲を再評価する.
    • この期間に科学の進歩に貢献する多様な要因を特定する.
    • アメリカの科学が知的バックウォーターであるという伝統的な物語に挑戦するためです.

    主な方法:

    • 19世紀後半の科学研究とその支援システムの歴史的分析.
    • 制度的支援,資金源,科学活動の動機付け要因の検討.
    • アメリカ科学に関する既存の歴史的仮定の再解釈.

    主要な成果:

    • アメリカの科学研究は,特に地球と生命科学において,かなりの活力を発揮した.
    • 主な要因には,大陸の天然資源,宗教的な衝動,社会改革主義,実用性などがある.
    • 連邦政府は,一部の仮定に反して,科学の保護者として重要な役割を果たしました.

    結論:

    • 19世紀後半のアメリカの科学は,制度的支援と動機の多元主義によって特徴づけられました.
    • この多元主義は,多様な分野と資金源を網羅し,科学事業の歴史的な正常な形態を表しています.