Engineering

2370 topics in this forum

1. Armstrong drive? Possible propulsion

   By Lorenzo A., Wednesday at 07:27 PM
   • 3 replies
   • 99 views
   • 
   • J.C.MacSwell
   • Wednesday at 11:04 PM

2. Battleship revival?

   By Moontanman, Saturday at 06:01 PM
   • 13 replies
   • 228 views
   • 
   • Moontanman
   • Tuesday at 03:24 PM

3. Alternative power sources megathread?

   By ScienceNostalgia101, December 30, 2019
   • 22 replies
   • 1.2k views
   • 
   • ScienceNostalgia101
   • Tuesday at 02:44 PM

4. Quick Electric Machines 1 2 3

   By Enthalpy, March 21, 2013
   • 51 replies
   • 13.8k views
   • 
   • Enthalpy
   • Sunday at 01:50 PM

5. Electric helicopter

   By Enthalpy, May 25, 2013
   • 15 replies
   • 4.2k views
   • 
   • Enthalpy
   • April 7

6. Can fracking extract gold?

   By Daumic, August 26, 2020
   • 15 replies
   • 888 views
   • 
   • sethoflagos
   • April 5

7. LIDAR vs RADAR in the rain

   By Ericchiriboga, April 3
   • 2 replies
   • 148 views
   • 
   • swansont
   • April 3

8. Heating in electric vehicles.

   By studiot, March 19
   • 8 replies
   • 378 views
   • 
   • Bond777
   • March 31

9. What is your attitude towards Driving Anger?---An interesting topic I saw from a research article in an OA journal

   By lulu2021, March 30
   • 15 replies
   • 209 views
   • 
   • zapatos
   • March 30

10. Exotic Pumping Cycles for Rocket Engines

    By Enthalpy, May 8, 2014
    • 4 replies
    • 5.1k views
    • 
    • Enthalpy
    • March 28

11. Gas Generator Cycle for Rocket Engines - Variants

    By Enthalpy, April 27, 2014
    • 13 replies
    • 6k views
    • 
    • Enthalpy
    • March 28

12. SpaceX rocket landings

    By DrP, July 25, 2020
    • 9 replies
    • 646 views
    • 
    • Enthalpy
    • March 23

13. Rocket Engine Igniter

    By Enthalpy, March 23
    • 0 replies
    • 78 views
    • 
    • Enthalpy
    • March 23

14. Solar dreams

    By To_Mars_and_Beyond, March 20
    • 4 replies
    • 211 views
    • 
    • swansont
    • March 21

15. Power cabling resonance to power a small hand held motor

    By Erina, March 21
    • 1 reply
    • 133 views
    • 
    • studiot
    • March 21

16. Merging Inventions

    By Photon Guy, March 19
    • 2 replies
    • 150 views
    • 
    • Phi for All
    • March 19

17. Going Electric

    By Photon Guy, March 12
    • 15 replies
    • 376 views
    • 
    • Danijel Gorupec
    • March 15

18. DIY "vacuum" plunger food storage jar ?

    By Erina, March 9
    • 0 replies
    • 174 views
    • 
    • Erina
    • March 9

19. Can we PRESERVE and HONOUR our DEAD ?  Walker’s Casket ! 1 2

    By Commander, February 22
    • 39 replies
    • 920 views
    • 
    • dimreepr
    • March 4

20. The cost of using heat pumps.

    By studiot, March 2
    • 10 replies
    • 252 views
    • 
    • studiot
    • March 2

21. A rather unique idea to room cooling (radiant cooling + peltier array)

    By markg85, February 27
    • 5 replies
    • 201 views
    • 
    • Ghideon
    • March 2

22. Which materials does snow not stick to?

    By Bob Jeff, March 1
    • 5 replies
    • 225 views
    • 
    • iNow
    • March 1

23. is it possible to harness gravity to power a motor

    By darkmatter11, February 28
    • 7 replies
    • 197 views
    • 
    • Photon Guy
    • March 1

24. Electroform Ni-Co-Mo

    By Enthalpy, February 7
    • 2 replies
    • 230 views
    • 
    • Enthalpy
    • February 23

25. Expansion Cycke Rocket Engines 1 2

    By Enthalpy, March 24, 2014
    • 29 replies
    • 29.1k views
    • 
    • Enthalpy
    • February 20