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- Leonhard Euler (10366 bytes)
3: ...d by [[Gottfried Leibniz|Leibniz]] - [[1694]]) to describe an [[Expression (mathematics)|expression]] ...
5: ... dominated [[eighteenth century]] mathematics and deduced many consequences of the newly invented [[ca...
10: ...ematics. Paul Euler, Leonhard's father, had attended [[Jakob Bernoulli]]'s mathematical lectures and ...
14: ... only three sons and two daughters survived. The descendants of these children, however, were in high...
16: ...or of the mathematical class at the [[Prussian Academy of Sciences]] in [[Berlin]]. His time in Berli... - Hipparchus (astronomer) (50785 bytes)
4: ...chus. However, his synthesis of astronomy superseded Hipparchus's work: although Hipparchus wrote at ...
8: ...eographia'' ("Geography"), and from [[Pliny the Elder]]'s ''[[Pliny's Natural History|Naturalis histor...
10: ...cient history|ancient]] district [[Bithynia]], (modern-day [[İznik, Turkey|İznik]] in provin...
14: ...was calculated by [[Jean Baptiste Joseph Delambre|Delambre]], based on clues in his work. Hipparchus ...
16: ...ts. In the 2nd and 3rd centuries [[coin]]s were made in his honour in Bithynia that bear his name and ... - Charles Darwin (47469 bytes)
4: ...38]]. Fully aware of the likely reaction, he confided only in close friends and researched to meet ant...
6: ...nts and animals, now including mankind in ''[[The Descent of Man and Selection in Relation to Sex]]'' ...
12: ''For details see [[Charles Darwin's education]].''
17: ... was only eight and the next year he became a boarder at the ''[[Shrewsbury School]]''. After finishin...
19: ...ation'' Charles saw [[John James Audubon]] give a demonstration of his method of using wires to prop u... - Woodrow Wilson (31322 bytes)
1: <table border="0" align="right" style="margin-left:1em"><tr><t...
2: <table border="1" cellpadding="2" cellspacing="0">
6: <tr><td>'''Order:'''</td><td>28th President</td></tr>
8: <tr><td>'''Predecessor:'''</td><td>[[William Howard Taft]]</td></t...
10: <tr><td>'''Date of Birth'''</td><td>[[Sunday]], [[December 28]], [[1856]]</td></tr> - Ancient Indian science and technology (21581 bytes)
3: ... today to have been made in Europe were in fact made in India centuries ago�.
7: ...a�s contribution to science and technology include:
18: ...birth place of [[chess]], [[ludo]], snakes and ladders and playing cards.
24: ...f which is �''void''�, and zero emerged as a derivative symbol to represent this philosophical co...
28: ...t to India in the realm of mathematics, which was developed in the [[Gupta]] period to a stage more ad... - Massachusetts (31663 bytes)
21: DensityRank = 3<sup>rd</sup> |
22: 2000Density = 312.68 |
23: AdmittanceOrder = 6<sup>th</sup> |
26: Latitude = 41?10'N to 42?53'N |
27: Longitude = 68?57'W to 73?30'W | - Hipparchus (50784 bytes)
3: ...chus. However, his synthesis of astronomy superseded Hipparchus's work: although Hipparchus wrote at ...
7: ...eographia'' ("Geography"), and from [[Pliny the Elder]]'s ''[[Pliny's Natural History|Naturalis histor...
9: ...cient history|ancient]] district [[Bithynia]], (modern-day [[İznik, Turkey|İznik]] in provin...
13: ...was calculated by [[Jean Baptiste Joseph Delambre|Delambre]], based on clues in his work. Hipparchus ...
15: ...ts. In the 2nd and 3rd centuries [[coin]]s were made in his honour in Bithynia that bear his name and ... - Theories and sociology of the history of science (16096 bytes)
3: ...uestion of large-scale patterns and trends in the development of [[science]], and asking questions abo...
7: ...lowness of communication. Still, there was a considerable amount of cross-fertilization between distan...
9: ...side the scientific community have, in recent decades, began to question the effect of commercial and ...
11: ...ssion. It was soon shut down by [[Pope Paul V]] under suspicion of [[sorcery]].
13: ...rlin]] [[1700]]. Early scientific societies provided valuable functions, including a community open t... - Pre-experimental science (6447 bytes)
1: ...particular religious community. An account of the development of (natural) philosophy from ancient tim...
4: ...-scale workings of the universe, which led to his development of a comprehensive theory of physics in ...
6: ....g. [[planet]]s and [[star]]s - were supposedly made of.)
10: ...in an experiment could never produce results that described nature as it was in the world around them.
12: ...mined that air was not elemental. This led to the development of [[phlogiston theory]] and later to [[... - History of science in the Middle Ages (30877 bytes)
4: ...igation was renewed. Science developed in this golden period of [[Scholasticism|Scholastic philosophy]...
6: ...ong many others. These advances, however, were suddenly interrupted by the [[Black Plague]] and are vi...
14: ...not completely assimiliated by the Roman culture. Debilitated by migrations, barbarian invasions and t...
16: ... culture]] as the [[Dark Ages]]. Nowadays, most modern historians dismiss the use of the term by point...
18: ... Institutionally, these new schools were either under the responsibility of a [[monastery]], a [[cathe... - Energy (16265 bytes)
1: ...jects, the concept of energy came to embrace the idea of the potential for change as well as change it...
3: ...ding a 50 pound weight, the presence of energy needed to do so may not be observable. However, if you ...
5: ...of energy that are not easily measured by the unaided observer.
15: ...the same dimension and this is not a simple coincidence: a torque of 1 newton-metre applied on 1 radia...
21: ...ry units|US units]] for both energy and work include the [[foot-pound]] (1.3558 J), the [[British... - 18th century new (49640 bytes)
4: ...x|Washington crossing the Delaware, [[December 25|Dec. 25]], [[1776]], an iconic event of the [[Americ...
6: ...ut with the French revolution, they were on the side of the counterrevolution.
8: ...al revolution]] started in Britain. Despite its modest beginnings in the 18th century, it would radica...
15: ...[1700]]: The [[1700 Cascadia earthquake]] (magnitude 9) occurs off the coast of the [[Pacific Northwes...
17: * [[1700]]-[[1721|21]]: [[Russia]] supplants [[Sweden]] as the dominant [[Baltic region|Baltic]] power... - Physics (25628 bytes)
2: ...ear particles from which all ordinary matter is made ([[particle physics]]) to the behavior of the mat...
4: ...of the underlying molecules, which are accurately described by areas of physics such as [[quantum mech...
6: ...cs, known as [[mathematical physics]], devoted to developing the mathematical structure of physical th...
15: ...hich no practical experimental test has ever been devised.
19: ...research into more specialized topics, and any student of physics, regardless of his or her specializa... - Scientific method (40667 bytes)
1: ...of building a supportable, [[evidence]]-based [[understanding]] of our natural [[world]].
6: ...ds for scientific inquiry is indivisible from the development of science.
7: ...seased demons and other superstition, there is evidence of traditional empiricism.
9: ...s we experience it reaches an extreme in [[Parmenides]] who argued that the world is one and that chan...
11: ...ricism]]. For Aristotle, the Platonic, universal ideal is to be found in particular things, what he ca... - Fencing (20753 bytes)
3: ... Olympic [[sport]]-fencing, stage-fencing or [[academic fencing]].
5: == The emergence of modern fencing ==
7: ...created in southern Germany c. 1300 and today resides at the Royal Armouries in [[Leeds]]. Throughout ...
9: ...nt breaking point between the classical and the modern traditions of fencing.
11: == Modern and classical fencing == - Wheel (4678 bytes)
9: ...oves 10 m the sliding frictional surfaces only slide over each other a distance of 0.5 m. So work done...
11: ... an external force in the opposite direction in order to stop the object or change its direction, for ...
14: [[Image:Standard of Ur chariots.jpg|thumb|400px|depiction of [[onager]]-drawn carts on the [[Sumer]]...
15: ...ike worked [[stone]]s have been found on objects identified as [[children]]'s [[toys]] dating to about...
17: ... of [[agriculture]]. Early wheels were simple wooden disks with a hole for the axle. - Jet engine (22370 bytes)
1: ... the front of the engine (left of photo) prevents debris - or people - from being pulled into the engi...
4: ...ally ignited by flame in the eddy of a [[flame holder]], and burned as an atomized mixture. The [[comb...
6: ...(especially [[supersonic]] speeds) and high altitudes. On slower aircraft and those required to fly sh...
10: ...of peripheral fitted is dependent on the aircraft design application.
15: ...''', or simply '''jet''') engine, as subsequently developed, would become almost as revolutionary to a... - Color (30968 bytes)
4: ...ealth English]]) is a sensation which (in humans) derives from the ability of the [[cone cell|fine str...
9: <table border="0" cellspacing="0" cellpadding="2">
46: [[Image:Spectrum441pxWithnm.png]]<br><small>''Designed for monitors with [[gamma correction|gamma]...
59: <table border="0" cellspacing="0" cellpadding="2">
143: ...sation, although any such definition would vary widely among different species and also somewhat among... - Buoyancy (3815 bytes)
1: ...ered the law of buoyancy, sometimes called Archimedes' principle:
5: ...ock's weight is measured at 10 newtons when suspended by a string in a vacuum. Suppose that when the ...
7: Buoyancy is the underlying principle of many [[vehicle]]s such as [[bo...
9: == Density ==
10: ...f it was fully submerged, then the object is more dense than the fluid and the object sinks. - Temperature (22519 bytes)
1: ...[[physics|physical]] property of a system which underlies the common notions of "hot" and "cold"; the ...
3: ==General description==
8: ... heat is added the temperature rises, similarly a decrease in temperature corresponds to a loss of hea...
10: ... [[extrinsic property|extrinsic properties]], and depend on the amount of material in the system.
15: ...ace. One application of this effect is the [[incandescent light bulb]], in which a [[tungsten]] filame...
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