Engineering

2569 topics in this forum

1. electric car

   By Timson, January 9, 2021
   • 12 replies
   • 1.3k views
   • 
   • studiot
   • January 12, 2021

2. Automatic sensors on vehicles not yet safe ?

   By studiot, January 7, 2021
   • 4 replies
   • 964 views
   • 
   • dimreepr
   • January 8, 2021

3. The problem of crushing Starship

   By bearnard44, January 5, 2021
   • 3 replies
   • 743 views
   • 
   • bearnard44
   • January 5, 2021

4. UVA Protection

   By Tracy, December 31, 2020
   • 4 replies
   • 896 views
   • 
   • Tracy
   • January 4, 2021

5. Steam powered rocket

   By Curious layman, January 3, 2021
   • 4 replies
   • 864 views
   • 
   • zapatos
   • January 3, 2021

6. Opportunity cost of electric and/or self-driving cars 1 2

   By ScienceNostalgia101, December 24, 2020
   • 34 replies
   • 2.3k views
   • 
   • ScienceNostalgia101
   • January 2, 2021

7. What are some cheap metals/ plastics that are heat resistant? 1 2

   By jelowry87, May 24, 2013
   • 32 replies
   • 52.4k views
   • 
   • gerry@kilometers2miles.com
   • December 26, 2020

8. Star link

   By Curious layman, December 19, 2020
   • 0 replies
   • 456 views
   • 
   • Curious layman
   • December 19, 2020

9. Singularly, the Perfect Engine

   By Bartholomew Jones, December 18, 2020
   • 1 reply
   • 593 views
   • 
   • Phi for All
   • December 18, 2020

10. Shrinking everything in electric arc welding ?

    By Externet, December 12, 2020
    • 0 replies
    • 576 views
    • 
    • Externet
    • December 12, 2020

11. How the resonance is induced in the micromechanical resonator?

    By Millan87, December 9, 2020
    • 4 replies
    • 742 views
    • 
    • Millan87
    • December 10, 2020

12. Are Transhumanist technologies possible to achieve ?

    By Hydromonke, December 9, 2020
    • 5 replies
    • 836 views
    • 
    • Phi for All
    • December 10, 2020

13. Best Charging Strategy for Li-Ion Battery?

    By Markus Hanke, December 8, 2020
    • 7 replies
    • 840 views
    • 
    • md65536
    • December 9, 2020

14. Could an electron beam be safely used to stop speeding cars?

    By ScienceNostalgia101, November 28, 2020
    • 6 replies
    • 897 views
    • 
    • POVphysics
    • November 29, 2020

15. Does a relay switch the CCTV camera to night mode!?

    By Yusef, November 24, 2020
    • 0 replies
    • 710 views
    • 
    • Yusef
    • November 24, 2020

16. Safe solar collector?

    By ScienceNostalgia101, November 14, 2020
    • 8 replies
    • 1.3k views
    • 
    • Externet
    • November 23, 2020

17. air filtering questions

    By meehow, November 17, 2020
    • 3 replies
    • 915 views
    • 
    • meehow
    • November 17, 2020

18. Building a better outdoor fireplace. Infra red transfer optimization.

    By nerdnamedclifford, November 17, 2020
    • 0 replies
    • 518 views
    • 
    • nerdnamedclifford
    • November 17, 2020

19. Sailboat for speed record

    By Enthalpy, May 31, 2012
    • 18 replies
    • 3.6k views
    • 
    • Enthalpy
    • November 11, 2020

20. Infrared Thermometer Guns - Are they useful?

    By obesepanda, November 8, 2020
    • 9 replies
    • 820 views
    • 
    • swansont
    • November 8, 2020

21. What is left to discover or invent for the hobbyist scientist/engineer?

    By Saiyan300Warrior, October 6, 2020
    • 23 replies
    • 2.6k views
    • 
    • Christopher
    • November 8, 2020

22. How fast does water flow from the syphoning method ?

    By Erina, November 6, 2020
    • 6 replies
    • 1k views
    • 
    • Erina
    • November 7, 2020

23. Screw downpipe 1 2

    By psyclones, October 9, 2020
    • 41 replies
    • 75.3k views
    • 
    • psyclones
    • November 3, 2020

24. Help With Creating A Music Program..

    By CuriosOne, November 2, 2020
    • 0 replies
    • 565 views
    • 
    • CuriosOne
    • November 2, 2020

25. solar powered laptop

    By chrisstopher, October 28, 2020
    • 8 replies
    • 987 views
    • 
    • chrisstopher
    • November 2, 2020