20:
34:
197:
425:
292:
214:
366:
149:
173:
349:
268:
255:
238:
390:
101:
312:
415:
325:
84:
125:
420:
67:
39:
25:
409:
370:
19:
218:
242:
177:
129:
394:
329:
296:
272:
259:
153:
105:
88:
71:
316:
353:
201:
33:
15:
52:
This category has the following 17 subcategories, out of 17 total.
198:Science and technology in the Dutch East Indies
8:
426:History of science and technology by country
293:Science and technology in the Ottoman Empire
215:Science and technology in the Dutch Republic
367:Science and technology in the Soviet Union
150:Science and technology in Austria-Hungary
174:Science and technology in Czechoslovakia
350:Science and technology in South Vietnam
269:Science and technology in West Germany
256:Science and technology in Nazi Germany
239:Science and technology in East Germany
7:
391:Science and technology in Yugoslavia
102:Nuclear technology by former country
313:Science and technology in Phoenicia
387:
363:
346:
289:
252:
235:
211:
194:
170:
146:
122:
98:
81:
64:
54:
46:
14:
416:Science and technology by country
326:Science and technology in Prussia
85:Communications by former country
32:
18:
1:
126:Scientists by former country
421:Economies by former country
68:Astronomy by former country
442:
40:Technology portal
433:
396:
389:
372:
365:
355:
348:
331:
318:
298:
291:
274:
261:
254:
244:
237:
220:
213:
203:
196:
179:
172:
155:
148:
131:
124:
107:
100:
90:
83:
73:
66:
42:
37:
36:
28:
23:
22:
441:
440:
436:
435:
434:
432:
431:
430:
406:
405:
404:
403:
402:
401:
398:
397:
386:
377:
374:
373:
362:
357:
356:
345:
336:
333:
332:
320:
319:
303:
300:
299:
288:
279:
276:
275:
263:
262:
251:
246:
245:
234:
225:
222:
221:
210:
205:
204:
193:
184:
181:
180:
169:
160:
157:
156:
145:
136:
133:
132:
121:
112:
109:
108:
97:
92:
91:
80:
75:
74:
63:
45:
38:
31:
24:
17:
12:
11:
5:
439:
437:
429:
428:
423:
418:
408:
407:
400:
399:
385:
384:
381:
378:
376:
375:
361:
360:
358:
344:
343:
340:
337:
335:
334:
324:
323:
321:
311:
310:
307:
304:
302:
301:
287:
286:
283:
280:
278:
277:
267:
266:
264:
250:
249:
247:
233:
232:
229:
226:
224:
223:
209:
208:
206:
192:
191:
188:
185:
183:
182:
168:
167:
164:
161:
159:
158:
144:
143:
140:
137:
135:
134:
120:
119:
116:
113:
111:
110:
96:
95:
93:
79:
78:
76:
62:
61:
58:
56:
55:
50:
47:
44:
43:
29:
26:Science portal
13:
10:
9:
6:
4:
3:
2:
438:
427:
424:
422:
419:
417:
414:
413:
411:
392:
388:
383:
382:
379:
371:(35 C, 136 P)
368:
364:
359:
351:
347:
342:
341:
338:
327:
322:
314:
309:
308:
305:
294:
290:
285:
284:
281:
270:
265:
257:
253:
248:
240:
236:
231:
230:
227:
216:
212:
207:
199:
195:
190:
189:
186:
175:
171:
166:
165:
162:
151:
147:
142:
141:
138:
127:
123:
118:
117:
114:
103:
99:
94:
86:
82:
77:
69:
65:
60:
59:
57:
53:
49:Subcategories
48:
41:
35:
30:
27:
21:
16:
219:(10 C, 15 P)
51:
243:(5 C, 28 P)
178:(4 C, 17 P)
410:Categories
395:(4 C, 3 P)
297:(4 C, 4 P)
260:(3 C, 6 P)
130:(51 C)
354:(1 C)
330:(3 P)
317:(1 P)
273:(2 P)
202:(1 C)
154:(2 C)
106:(3 C)
89:(8 C)
72:(4 C)
412::
393:
369:
352:
328:
315:
295:
271:
258:
241:
217:
200:
176:
152:
128:
104:
87:
70:
380:Y
339:S
306:P
282:O
228:G
187:D
163:C
139:A
115:+
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
