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- Bessie Coleman (4340 bytes)
1: ...1892]] - [[April 30]], [[1926]]) was the first [[African American]] woman to become an [[airplane]] pi...
4: ...alk and pencils. Nevertheless, Coleman graduated from eighth grade and briefly attended college at Co...
6: ...n were better than African-American women because French women were pilots already.
8: ...oleman received financial backing from Binga, and from the Chicago Defender, who capitalized on her fl...
10: ...n. Coleman was the only non-white student at her French flight school, and she learned while using a ... - Textile (4228 bytes)
1: ... Materials such as [[fiberglass]], which are made from fibers dispersed in a [[matrix]] of another mat...
8: Textiles can be made from a variety of materials. The following is a part...
21: *[[Coir]]: the fibre from [[coconut]]s.
27: *[[Linen]], made from [[flax]]
33: ===Derived from plant products=== - Silk (8683 bytes)
2: ...rism-like structure, which allows silk cloth to refract incoming light at different angles.
5: ...ese [[culture]] both geographically and socially. From there, silken garments began to reach regions t...
8: ...nt, the [[Middle East]], [[Europe]], and North [[Africa]]. This trade was so extensive that the major ...
11: ...trove to keep the knowledge of sericulture secret from other [[nation]]s, in order to maintain the Chi...
15: ...nd textures, they all differ in one major respect from the domesticated varieties. The cocoons, which ... - Timeline of invention (28171 bytes)
6: * 2.4 MYA: [[Oldowan|Stone tools]] in [[Africa]]
8: ...YA: Controlled [[fire]] in [[Cradle of Humankind|Africa]]
26: * [[Cloth]] woven from [[flax]] fiber
84: * [[852]]: [[Parachute]]: [[Armen Firman]]
112: * [[1589]]: [[Stocking frame]]: [[William Lee]] - Sun (20830 bytes)
10: ! align="left" | Mean distance from<br>Earth
21: ! align="left" | Mean distance from<br>[[Milky Way]] core
55: ! align="left" | [[Escape velocity]]<br> from the surface
122: ...onally referred to as '''Sol''' to distinguish it from other "suns". Planet [[Earth]] [[orbit]]s the ...
128: ...istance of about 25,000 to 28,000 [[light-year]]s from the [[galactic centre]], completing one revolut... - Aviation history (39698 bytes)
3: ...rded history aspects of this desire have surfaced from time to time. The most well known is the legen...
15: ...d and it was constructed in the late 20th century from materials that would have been available to da ...
17: ...est. Yet there are sufficient proofs and examples from nature that such flights can take place without...
19: ...n [[1783]]. [[Francois Pilatre de Rozier]] and [[Francois d'Arlandes]] went 5 miles (8 km) in a [[hot...
21: ...[1852]]. Henri Giffard flew 15 miles (24 km) in [[France]], with a steam engine mounted on a dirigible... - List of inventors (14020 bytes)
12: *[[Manfred von Ardenne]], (1907-1997), [[Germany]]
53: *[[Jacques-Yves Cousteau|Jacques Cousteau]], [[France]] — [[Aqua-Lung|aqualung]]
56: ...illiam Cullen]] — mechanical / chemical [[refrigeration]]
87: *[[Benjamin Franklin]], (1706-1790), [[United States|USA]] &mdas...
88: *[[William Friese-Greene]], (1855-1921) — [[cinematograph... - January 17 (12233 bytes)
5: * [[1562]] - [[France]] recognized the [[Huguenot]]s under the [[Ed...
25: ...Robbery]] - 11 thieves steal more than $2 million from an armored car in [[Boston, Massachusetts]].
28: * [[1966]] - [[Carl Brashear]], the first [[African American]] [[United States Navy]] diver, is i...
44: *[[1463]] - [[Frederick III of Saxony|Friedrich III]], [[Saxony|Saxon]] elector (d. [[1525...
48: *[[1706]] - [[Benjamin Franklin]] American writer, inventor, publisher, and... - Hot air balloon (8769 bytes)
1: ...ntgolfier brothers]]' invention in [[Annonay]], [[France]] in [[1783]]. The first manned flight was m...
9: ...icist named [[Pilⴲe de Rozier]] and the Marquis Francois d'Arlandes successfully petitioned for the ...
24: ...lled a [[Rozier]] balloon after its creator, Jean-Fran篩s Pilⴲe de Rozier.
26: ...loon generally has a flap (often referred to as a parachute) of fabric that can be pulled open partially to r...
35: ... balloon flight starts with unpacking the balloon from its carrying bag. A gasoline powered fan is us... - Avalanche (25211 bytes)
1: [[Image:Nuptse-fromKalarPatar.jpg|thumb|right|200px|A [[Himalaya|Hi...
7: ...ing else in its path. For example, in [[Montroc, France]], in [[1999]] 300,000 cubic metres of snow s...
12: ...m anchors such as rocks and trees, stress support from top or bottom of slope).
14: ...temperatures (e.g., a lubricated melt layer, or a fragile crystal layer) before, during and after snow...
24: ...hern and north-eastern aspects. Slopes sheltered from the wind tend to gather more snow. [[Cornice]]... - Wildfire (23185 bytes)
2: ...n Bernardino, California]] Mountains (image taken from the [[International Space Station]])]]
16: ...researchers discovered that exposure to [[smoke]] from burning plants actually promotes [[germination]...
18: ...erty]], particularly when they have reached urban-fringe communities, destroying many homes and causin...
30: ... of water in plants is balanced by water absorbed from the soil. Below this threshold, the plants dry ...
43: ...aft]] caused by a large wildfire will draw in air from surrounding areas. These self-generated winds c... - 18th century inventions (2219 bytes)
10: ...quadrant]]: [[Thomas Godfrey (inventor)|Thomas Godfrey]]
13: * [[1742]]: [[Franklin stove]]: [[Benjamin Franklin]]
15: * [[1752]]: [[Lightning rod]]: [[Benjamin Franklin]]
20: * [[1769]]: [[Water Frame]]: [[Richard Arkwright]]
29: * [[1784]]: [[Bifocals]]: [[Benjamin Franklin]] - Space Shuttle program (41074 bytes)
4: ...capacity to recover satellites and other payloads from orbit and return them to Earth, this capacity h...
16: ...e [[X-20 Dyna-Soar]]. In several instances groups from both worked together to investigate the state o...
27: ...k to adjust for the launching point rotating away from it while in polar orbit — in a 90 minute ...
35: ...e [[1970s]] this was high enough that the payback from the development had to happen very quickly or t...
43: ...ced in an external tank instead of internal tanks from the previous designs. This allowed a larger pay... - Gliding (16947 bytes)
2: ...erm to use when the craft gains altitude or speed from movements of the atmosphere during the flight.
7: While recreational glider enthusiasts enjoy the freedom, scenic views and sheer enjoyment of control...
21: ...contains enough moisture, the water will condense from the rising air and form cumulus clouds. Well-f...
23: ...g inversion]] which stops the air in the thermals from rising higher. During winter the solar heat ca...
25: .... Typical spots to find thermals are over towns, freshly [[plough]]ed fields and [[asphalt]] roads, h... - Weather balloon (1752 bytes)
1: ...sonde weather balloon just after launch. Notice a parachute in the center of the string and a small instrumen...
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