48:
20:
34:
98:
228:
81:
382:
139:
252:
122:
406:
464:
293:
317:
187:
440:
163:
358:
334:
269:
459:
211:
427:
53:
39:
25:
453:
19:
321:
215:
232:
102:
85:
410:
362:
338:
273:
256:
191:
167:
143:
126:
386:
297:
33:
15:
66:
This category has the following 16 subcategories, out of 16 total.
99:
Science and technology in North
America by dependent territory
423:
Pages in category "Science and technology in North
America"
229:
Governmental meteorological agencies in North
America
82:Science and technology in North America by country
426:This category contains only the following page.
383:Scientific organizations based in North America
8:
140:Science and technology in Central America
428:This list may not reflect recent changes
253:Information technology in North America
123:Science and technology in the Caribbean
407:Technology companies of North America
7:
465:Science and technology by continent
441:North American hunting technologies
294:Military equipment of North America
432:
403:
379:
355:
331:
314:
290:
266:
249:
225:
208:
184:
160:
136:
119:
95:
78:
68:
60:
14:
318:Natural history of North America
46:
32:
18:
188:Communications in North America
1:
481:
164:Astronomy in North America
359:Research in North America
335:North American scientists
270:North American inventions
460:Economy of North America
212:Geology of North America
54:North America portal
40:Technology portal
472:
412:
405:
388:
381:
364:
357:
340:
333:
323:
316:
299:
292:
275:
268:
258:
251:
234:
227:
217:
210:
193:
186:
169:
162:
145:
138:
128:
121:
104:
97:
87:
80:
56:
51:
50:
49:
42:
37:
36:
28:
23:
22:
480:
479:
475:
474:
473:
471:
470:
469:
450:
449:
448:
447:
446:
445:
420:
419:
418:
417:
414:
413:
402:
393:
390:
389:
378:
369:
366:
365:
354:
345:
342:
341:
330:
325:
324:
313:
304:
301:
300:
289:
280:
277:
276:
265:
260:
259:
248:
239:
236:
235:
224:
219:
218:
207:
198:
195:
194:
183:
174:
171:
170:
159:
150:
147:
146:
135:
130:
129:
118:
109:
106:
105:
94:
89:
88:
77:
59:
52:
47:
45:
38:
31:
24:
17:
12:
11:
5:
478:
476:
468:
467:
462:
452:
451:
444:
443:
437:
434:
433:
424:
421:
416:
415:
401:
400:
397:
394:
392:
391:
377:
376:
373:
370:
368:
367:
353:
352:
349:
346:
344:
343:
329:
328:
326:
312:
311:
308:
305:
303:
302:
288:
287:
284:
281:
279:
278:
264:
263:
261:
247:
246:
243:
240:
238:
237:
223:
222:
220:
206:
205:
202:
199:
197:
196:
182:
181:
178:
175:
173:
172:
158:
157:
154:
151:
149:
148:
134:
133:
131:
117:
116:
113:
110:
108:
107:
93:
92:
90:
76:
75:
72:
70:
69:
64:
61:
58:
57:
43:
29:
26:Science portal
13:
10:
9:
6:
4:
3:
2:
477:
466:
463:
461:
458:
457:
455:
442:
439:
438:
435:
431:
429:
422:
408:
404:
399:
398:
395:
384:
380:
375:
374:
371:
360:
356:
351:
350:
347:
336:
332:
327:
319:
315:
310:
309:
306:
295:
291:
286:
285:
282:
271:
267:
262:
254:
250:
245:
244:
241:
230:
226:
221:
213:
209:
204:
203:
200:
189:
185:
180:
179:
176:
165:
161:
156:
155:
152:
141:
137:
132:
124:
120:
115:
114:
111:
100:
96:
91:
83:
79:
74:
73:
71:
67:
63:Subcategories
62:
55:
44:
41:
35:
30:
27:
21:
16:
425:
322:(10 C, 20 P)
216:(24 C, 29 P)
65:
233:(2 C, 12 P)
454:Categories
387:(8 C, 1 P)
192:(8 C, 3 P)
103:(17 C)
86:(33 C)
411:(3 C)
363:(7 C)
339:(3 C)
298:(1 C)
274:(4 C)
257:(4 C)
168:(4 C)
144:(2 C)
127:(6 C)
456::
430:.
409:
385:
361:
337:
320:
296:
272:
255:
231:
214:
190:
166:
142:
125:
101:
84:
436:N
396:T
372:S
348:R
307:N
283:M
242:I
201:G
177:C
153:A
112:-
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
