205 What's the most reasonable way to fit Monsters in your Pocket? 2016-07-14T17:18:32.683

68 Plausible Reasons for usage of Combat Mecha 2015-02-16T03:01:44.780

55 An environment where round beds are easier to build than rectangular 2017-04-20T21:57:57.637

54 The 10,000 year skyscraper 2016-10-31T23:47:57.520

53 Is there any organization to a shantytown of storage containers? 2017-03-30T17:04:20.327

50 Could you have more than one building in the same spot by "stacking" them in 4th dimensional space? 2017-07-17T05:45:58.173

50 Is it feasible to have a literal ivory tower? 2018-03-11T03:17:51.017

47 How do I keep my slimes from escaping their pens? 2019-04-14T21:52:13.190

36 Can we build a roguelike maze? 2018-10-04T12:36:27.337

35 How long does it take to build a medieval city wall? 2018-08-13T14:40:16.853

30 What would an avian "castle" look like? 2014-10-22T15:26:24.547

28 In modern world, what is the largest building that could be built overnight? 2017-02-17T19:37:32.120

28 Zombie killing structure that's easy to construct, durable and low maintenance? 2017-06-13T22:45:48.860

27 Building the Death Star with today's tech 2014-11-02T04:07:40.370

26 What would it take to build a bridge that crosses North Atlantic Ocean from Canada to Spain? 2014-11-05T05:14:23.510

25 What are the feasible means of keeping a space station existing and operational for thousands of years? 2017-05-21T03:45:14.993

23 Expanding occupied underground habitations safely? 2014-09-30T02:55:16.437

23 Could a supertall building have been built in the 18th century? 2018-01-18T06:32:59.730

22 How would ant-sized humans be able to Blacksmith Metals Safely? 2018-07-03T15:04:40.550

21 Vertical City - Why build it? 2015-09-10T14:45:05.787

20 Where to Anchor My Space Elevator 2015-01-17T04:15:34.203

20 How to stop a waterfall 2015-09-14T18:34:04.313

19 Can I make a movable medieval city? 2015-04-15T18:19:22.043

19 Living in a Giant Swamp - Construction 2017-05-24T19:30:49.367

18 How quickly could a country build a tall concrete wall around a city? 2019-08-08T15:53:59.083

16 How big must a building/spaceship be to create an indoor weather system? 2014-12-24T19:02:02.543

15 How deep can underground tunnels be within the scope of science? 2015-03-18T22:06:02.953

15 Multiple fireplaces in an apartment building? 2019-04-24T16:46:18.683

14 Towers in the ocean; How deep can they be built? 2019-03-31T02:49:53.287

14 How to ride a fish? 2019-10-01T14:16:44.300

13 Establishing an under-ice base on Europa - ice drilling/melting? 2016-09-26T07:40:12.363

13 Would skyscrapers tip over if people fell sideways? 2019-06-28T02:35:11.530

13 Architectural feasibility of a tiered circular stone keep 2019-08-22T19:29:31.757

13 Most optimal hallways with random gravity inside? 2019-10-11T11:52:59.503

12 How long a footbridge could you make from natural materials? 2015-03-01T21:05:22.113

12 How To Eat the Moon 2015-04-15T20:55:59.427

12 What are the design considerations for my underwater settlement? 2015-04-18T13:28:18.297

12 Vertical City - Using Helium to Reduce Weight? 2015-11-10T18:12:46.580

12 Bridge over Lake Baikal 2016-03-12T10:47:26.383

11 Orbital construction: How to get around some of its problems? 2016-01-21T17:16:31.163

11 How high can a city be built on a mound in a flood plain? 2017-04-19T11:43:08.157

11 Dredging in a fantasy setting 2019-03-05T19:52:07.463

11 What would be the seasonal impact on the indoor climate of a giant dome habitation? 2019-09-10T22:29:06.337

10 Lighter-Than-Air Bridge Technology 2015-01-26T04:25:56.780

10 What would be the most-optimal location for the Lunar Radiotelescope? 2016-05-20T15:01:31.540

10 A Glass Window in an Underwater City 2016-06-08T02:59:50.133

10 Could modern structural engineer be useful to medieval Master Mason? 2016-10-24T20:57:02.443

10 How to prevent medieval houses from being destroyed by dragons' dropping? 2016-12-16T06:17:44.890

10 Adaptive Civilizations Die Hard 2017-04-14T14:27:44.347

9 Fantasy/Medieval setting - materials to build when wood and stone aren't an option? 2016-07-19T20:10:05.270

9 Building materials on Europa 2016-09-26T13:12:16.277

9 100 mile high mega-tall building physically possible? 2016-12-01T17:24:31.107

9 Extending the Kola Superdeep Borehole 2017-02-14T10:44:45.267

9 Living on a Giant Tree - Houses 2017-04-16T15:12:19.513

9 Giving Tolkien Architecture a Reality Check: Orthanc 2017-12-16T03:49:43.957

9 How do sapient birds/theropods build their seats? 2019-02-20T11:59:16.580

9 Floating Pumice Road. Slab Size 2019-07-05T05:51:15.850

8 Does civilization necessarily imply structure-building? 2016-12-19T20:21:28.723

8 Designing best mechanical doors 2017-02-24T13:28:50.487

8 What geotechnical conditions would force the use of crypts or catacombs for burial (vs. sticking coffins in the ground)? 2017-05-16T00:45:57.150

8 The feasibility of a top-secret naval base located on Île Pott 2018-06-23T12:44:09.227

7 How would structures be built differently in a world populated by diminutive humanoids? 2015-03-10T03:56:06.983

7 Any Better Alternatives to Steel? 2016-01-10T23:03:09.480

7 How deep can, historically or realistically, aqueducts and/or underground pipeline systems get? 2017-05-07T09:01:41.350

7 How long would it take to build a simple stone building in medieval times? 2018-04-05T08:42:28.627

7 What modifications would be needed to turn an oil rig into a self sustaining base? 2018-05-05T23:41:00.897

7 How high could a Lego tower be? 2018-08-10T12:29:30.197

7 Practical uses for a city on top of another city? 2019-08-04T22:19:12.840

7 Using Molten Metal as Mortar--Would it Work Today? 2019-08-06T02:52:28.640

7 How NOT to Turn Volkshalle Into a Rain Factory 2019-08-28T10:06:15.780

6 How would a building handle being submerged? 2015-09-10T08:54:51.167

6 Can I get some help with the calculations of my mountain? 2015-09-16T11:16:49.383

6 Vertical City - How High? 2015-11-09T00:23:09.940

6 How Does Steel React to Ice? 2016-01-04T06:04:07.440

6 Iterative urban design rules? 2016-06-09T23:43:54.340

6 Transporting cargo within a city using tiny rail cars, or conveyor belts, or pneumatic post 2016-09-17T20:34:01.553

6 Magical TOWER. Why? 2017-08-23T01:55:54.790

6 What sort of forces can be expected in the sudden stop of a rotating space station ring? 2017-09-10T06:56:12.753

6 Giving Tolkien Architecture a Reality Check: Rivendell 2017-12-16T23:50:05.403

6 Giving Tolkien Architecture a Reality Check: Dwarvish Kingdoms 2017-12-17T17:16:54.857

6 Non-Iron Skyscraper Framing 2018-03-15T18:52:08.890

6 Making a dugout canoe or raft, limited by strikes 2018-03-30T19:18:28.753

6 How Can I Build Ice On an Iceberg With Primitive Tech? 2018-06-05T18:33:57.467

6 Would tunnel walls be stronger if built using cut granite block walls reinforced with carbon based cords? 2019-02-27T03:03:52.940

6 Building a launch loop 2019-04-23T22:41:42.990

6 Structural integrity of "The Wicker Elf" 2019-07-14T12:22:27.987

6 Would it be possible to build a submarine-like city? 2019-09-14T11:06:57.550

5 A Tougher Kind of Brick 2015-10-27T03:10:20.167

5 Could These Ingredients Make Concrete Better Than Before? 2016-04-11T01:48:00.253

5 Dam wall failure: How to stop a Domino effect? 2016-07-10T12:55:30.527

5 Underground Cities Vs. Sewage 2016-08-10T03:36:12.793

5 Largest possible artificial cave chamber 2016-10-04T16:05:35.080

5 The Fate of Coal Factories in a Life After People 2016-12-03T15:47:33.680

5 Viability of domed cities on a planet with extreme temperature ranges 2016-12-05T12:18:13.123

5 Can a city in a flood plain be maintained for centuries if it is built on stone blocks? 2017-03-09T20:04:42.070

5 The possibility and possible backlash of a thruster large enough to move a planet 2017-12-08T14:20:32.277

5 What type of city-structure can survive a shield volcano? 2018-04-19T00:53:07.797

5 How to naturally cool down a room on higher floors. When heat rises & there is no electricity 2019-01-10T08:01:32.600

5 Logical Location for my Secure Martian Datacenter 2019-06-17T02:49:19.560