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  1. Marie Curie (5862 bytes)
    5: ...ng even food and sleep to study. After graduating from high school, she suffered a [[nervous breakdown...
    7: ...g more [[radioactive]] than the uranium extracted from it. By [[1898]] they deduced a logical explanat...
    9: ...ative country, and the other was named [[radium]] from its intense radioactivity.
    11: ...ey have rendered by their joint researches on the radiation phenomena discovered by Professor [[Henri Becquer...
    17: ... to matter). France at the time was still reeling from the effects of the [[Dreyfus affair]], so the s...
  2. Rosalind Franklin (9829 bytes)
    1: ...:Rosalind Franklin.jpg|180px|thumb|right|Rosalind Franklin]]
    2: '''Rosalind Elsie Franklin''' ([[July 25]], [[1920]] - [[April 16]], [...
    5: ...venings. Later they helped settle Jewish refugees from Europe who had escaped the ''Nazis''.
    8: ...ent body) and women were not entitled to a degree from the University. She passed her finals in [[1941...
    9: ...e went to Paris to work. She learned [[X-ray]] diffraction techniques during her three years at the ''...
  3. Botany (8977 bytes)
    9: ...plant life can be studied at a variety of levels, from the [[molecular biology|molecular]], [[genetics...
    20: ...either directly from [[staple food]]s and other [[fruit]] and [[vegetables]], or indirectly through [[...
    22: ...[Gregor Mendel]] laid the foundations of genetics from his studies of plants.]]
    25: ...eas|pea]] shape is inherited. What Mendel learned from studying plants has had far-reaching benefits o...
    28: ...e from plants. Most [[alcoholic beverages]], come from [[fermentation|fermenting]] plants such as [[ho...
  4. Actinium (7046 bytes)
    110: | <sup>221</sup>[[francium|Fr]]
    119: | &alpha; || 5.536 || <sup>222</sup>[[francium|Fr]]
    125: | &alpha; || 5.042 || <sup>223</sup>[[francium|Fr]]
    133: ...227-Ac, an [[alpha radiation|&alpha;]] and [[beta radiation|&beta; emitter]] with a [[half-life]] of 21.773 y...
    141: ...ho separated it from [[uraninite|pitchblende]]. [[Friedrich Otto Giesel]] independently discovered act...
  5. Eye (22373 bytes)
    9: ...yonic development, while mollusk eyes grow inward from skin cells.
    13: ...rm the lenses of their eyes. In this, they differ from most other arthropods, which have soft eyes. Th...
    24: ...ours, the [[aqueous humour]]. Most of the light refraction occurs at the [[cornea]] which has a fixed ...
    25: ...from a single point of a distant object and light from a single point of a near object being brought t...
    27: ...rising from the shape of the cornea and lens, and from the length of the eyeball. These include [[myop...
  6. Skin (8340 bytes)
    4: ...]]ation which absorbs the potentially dangerous [[radiation]] contained therein. Human skin pigmentation vari...
    17: ... [[blood vessel]]s, and is nourished by diffusion from the dermis. The main type of cells which make u...
    47: The skin is subject to constant attack from without, and so can be afflicted by numerous ai...
  7. Flowering plant (29088 bytes)
    16: ...ling them to be correctly called [[Gymnosperm]]s. From that time onwards, so long as these Gymnosperms...
    18: ...d the position of Gymnosperms as a class distinct from Dicotyledons, and the term Angiosperm then grad...
    22: ...re not, however, primitive forms, but are derived from immediate land-ancestors. Associated with this ...
    24: ...ely few and primitive forms. The great angiosperm radiation, when a great diversity of angiosperms appear in ...
    47: ... regular periodical increase in thickness results from it by the development of xylem on the inside an...
  8. Glass (26176 bytes)
    1: ...iginally, which can be seen in its [[conchoidal]] fracture.
    3: The word ''glass'' comes from [[Latin]] ''glacies'' (ice) and corresponds to ...
    18: ...nto other shapes and colors as shown in this ball from the [[Verrerie of Brehat]] in [[Brittany]].]]
    22: ...plify]] transmitted signals by [[laser]] emission from within the glass itself.
    26: Glass is sometimes created naturally from volcanic [[magma]]. This glass is called [[obs...
  9. Age of the Earth (20052 bytes)
    1: ...arth is not exactly known yet and the predictions from different accretion models vary between several...
    4: ...s Ussher]] of [[Armagh]], [[Ireland]], calculated from the Bible (augmented by some [[astronomy]] and ...
    6: ...ho thought the Earth and [[universe]] had existed from eternity.
    9: ...tury]] that the Earth had been created separately from the rest of the universe, several hundred thous...
    11: ... mostly speculative, but in [[1779]] the [[France|French]] naturalist the [[Georges-Louis Leclerc, Com...
  10. Earth (30908 bytes)
    7: ...th''' or '''Terra''', is the third planet outward from the [[Sun]]. It is the largest of the [[solar s...
    14: ...f approximately 12,742 km. The maximum deviations from this are the highest point on Earth (the summit...
    55: ... is only 1/20,000 as great as the energy received from the Sun.
    74: ...utaway-english.png|thumb|350px|left|Earth cutaway from core to exosphere. Partially to scale.]]
    86: ...Peridotite|harzburgite]]s which has been observed from deep parts of the oceanic crust that have been ...
  11. Volcano (27295 bytes)
    4: The name "volcano" has its origin from the name of [[Vulcan (god)|Vulcan]], a god of f...
    18: ...'[[Volcanic cones]]''' or [[cinder cone]]s result from eruptions that throw out mostly small pieces of...
    41: ...tive" volcano. The lifespan of a volcano can vary from months to several million years, making such a ...
    43: ...to note that the span of recorded history differs from region to region; in the [[Mediterranean]], rec...
    47: ...tone as extinct. In fact, because the caldera has frequent earthquakes, a very active geothermal syste...
  12. Marshall Islands (8760 bytes)
    59: ... [[1960s]]. Many Marshallese suffered from high [[radiation]] levels because of this, and compensation claims...
    61: ...rshall Islands was established and a [[Compact of Free Association]] with the U.S. government was sign...
    66: ... government. The president, who is elected by and from the members of the ''Nitijela'' (parliament), a...
    78: ... May to November. The islands occasionally suffer from [[typhoon]]s.
    118: ...ceed exports. Under the terms of the [[Compact of Free Association]], the US provides roughly $65 mill...
  13. Mummy (16225 bytes)
    2: ... is a preserved [[corpse]] that, due to shielding from [[decomposition]] by either natural or artifici...
    6: ... [[China]], preserved corpses have been recovered from submerged [[cypress]] coffins packed with medic...
    8: ...rved mummies formed under natural conditions date from the [[Inca]] period in [[Peru]].
    12: ... of bitumen.) The Arabic word was itself borrowed from the [[Persian language|Persian]] word ''m&#363;...
    15: ...gyptologie 21.jpg|right|thumb|250px|Mummified cat from Ancient Egypt. [[Mus�e du Louvre]], [[Paris]]...
  14. Luxor (8772 bytes)
    16: ...cians of [[Byblos]] and [[Tyre]], the [[Minoans]] from the island of [[Crete]], the [[Greece|Greek]]s ...
    18: ... to match. [[Wenamun]], the priest of Amun, moved from Thebes to [[Byblos]], around [[1070s BC|1075 BC...
    20: ... to attack and destroy Thebes. Doing so, he acted friendly to Egypt, kicking out the [[Kushite]] [[Tah...
    25: ...Amun, where the statue of the god was transferred from [[Karnak]] during the holy days of the
    28: ...sts, who were still versant in [[hieroglyphics]]. From that moment on, the grandeur of Thebes was to b...
  15. Babe Ruth (55357 bytes)
    10: ...Babe Ruth, full-length portrait, standing, facing front, holding up bat, in baseball uniform, on field...
    12: ...itcher. Brother Matthias promptly switched George from catcher to pitcher to teach him a lesson. But, ...
    15: ...rs, placed a team in Baltimore, across the street from minor league Orioles, and the competition hit O...
    25: ...9 his physique had changed from the tall athletic frame of 1916 to a rotund shape with which he was us...
    29: ...e the [[Black Sox Scandal|1919 World Series]] and Frazee's own failings as a theater promoter meant th...
  16. California (63989 bytes)
    91: ...a|San Jose]], and [[San Francisco, California|San Francisco]], and is responsible for many legal and t...
    93: ... shown on early maps as an island. The name comes from ''Las sergas de Esplandián'' (Adventures of Sp...
    101: ...tions of Mexican California. Traders and settlers from the United States began to arrive, harbingers o...
    105: ...ck plague|plague]], caused because the area lacks frosts to kill mosquitos and fleas.
    107: ...] of the [[United States Navy]] sailed into [[San Francisco Bay]] and claimed California for the Unite...
  17. Dinosaur (35804 bytes)
    2: ...ption = Skull of ''[[Tyrannosaurus rex|T. Rex]]'' from the <br /> [[United States Department of the In...
    16: ...of the [[Cretaceous]] period. Dinosaurs are known from both fossils and nonfossils including [[fossil]...
    20: ...on|classifying]] dinosaurs, which are still known from a spotty [[fossil record]].
    34: ...are [[morphology|morphologically]] quite distinct from their reptilian ancestors, and referring to bir...
    42: ...mong those that are recovered, very few are known from complete skeletons and even impressions of soft...
  18. Cretaceous (7391 bytes)
    1: ...divisions of the [[geologic timescale]], reaching from the end of the [[Jurassic]] period (about 146 [...
    6: ...eous-Tertiary extinction event]]. The Cretaceous (from [[Latin]] ''creta'', for chalk) was named for t...
    10: ...ceous|Upper]] subdivisions. The [[faunal stage]]s from youngest to oldest are:
    57: ...eustatic sea level]]s worldwide. To the north of Africa the [[Tethys Sea]] continued to narrow. Within...
    69: ...ded faced growing competition from the [[adaptive radiation]] of [[bird]]s, and by the end of the period only...
  19. Influenza (10335 bytes)
    4: ..., killing many millions of people. The name comes from the old medical belief in unfavourable [[astrol...
    21: ...c]] (type A influenza, H1N1 strain), which lasted from [[1918]] to [[1919]] and is believed to have ki...
    23: ...sequent to the 1968 infection. Increased immunity from [[antibody|antibodies]] and the development of ...
    26: ...ratory system|respiratory tract]], is transmitted from person to person by saliva droplets expelled by...
    41: ...ung children are more likely to get complications from influenza. [[Pneumonia]], [[bronchitis]], [[sin...
  20. Desert (21206 bytes)
    18: ...ey should be designated as specifically different from the simple definition of a desert: a place whe...
    20: ...s an [[ice cap]] if the temperature remains below freezing year-round, rendering the land almost compl...
    22: ... other areas are arid by virtue of being very far from the nearest available sources of moisture (this...
    28: ...orld's largest desert, the [[Sahara]] of [[North Africa]], which has experienced temperatures as high ...
    32: ... These deserts are in interior [[watershed]]s far from oceans and have a wide range of annual temperat...

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