Engineering

2574 topics in this forum

1. Rapid Firing Coil Gun

   By The Thing, January 20, 2006
   • 23 replies
   • 4.9k views
   • 
   • calbiterol
   • February 1, 2006

2. Why no Star Tram?

   By 3blake7, July 17, 2017
   • 13 replies
   • 4.9k views
   • 
   • 3blake7
   • August 2, 2017

3. Help With Wind Turbine Torque

   By Mark59, January 31, 2011
   • 3 replies
   • 4.9k views
   • 
   • Schrödinger's hat
   • February 2, 2011

4. X-Rays 1 2

   By ydoaPs, August 18, 2004
   • 38 replies
   • 4.9k views
   • 
   • RICHARDBATTY
   • September 20, 2004

5. Plausible interstellar spacecraft 1 2

   By 3blake7, January 27, 2016
   • 35 replies
   • 4.9k views
   • 
   • KipIngram
   • March 24, 2017

6. Ringworld Construction and Livability

   By Reaper, June 4, 2009
   • 9 replies
   • 4.8k views
   • 
   • Pangloss
   • June 6, 2009

7. What engines and fuels would interstellar species use for space travel? 1 2

   By Emrys42, August 12, 2013
   • 27 replies
   • 4.8k views
   • 
   • roblus
   • October 6, 2014

8. Looking for a trowelable foam...

   By Externet, April 17, 2014
   • 10 replies
   • 4.8k views
   • 
   • Greg H.
   • April 21, 2014

9. ice bomb? 1 2

   By flyboy, June 28, 2005
   • 26 replies
   • 4.8k views
   • 
   • I_DONT_CARE
   • September 13, 2005

10. Concentrating heat? 1 2

    By calbiterol, September 13, 2005
    • 32 replies
    • 4.8k views
    • 
    • YT2095
    • December 26, 2005

11. How to calculate force, frequency and cycle needed in fatigue testing machine

    By student85, December 7, 2012
    • 3 replies
    • 4.8k views
    • 
    • Enthalpy
    • December 9, 2012

12. how to take PATENT (U.S's institutes) ?? 1 2 3

    By blue89, July 6, 2016
    • 55 replies
    • 4.8k views
    • 
    • blue89
    • August 9, 2016

13. Helium Filled Loudspeakers

    By rajama, April 23, 2005
    • 6 replies
    • 4.8k views
    • 
    • Murilo
    • July 15, 2005

14. Electrical Transformer

    By spamonkey8, June 1, 2005
    • 10 replies
    • 4.8k views
    • 
    • spamonkey8
    • June 4, 2005

15. The impossible machine runs faster than the wind pushing it...

    By Externet, August 9, 2010
    • 24 replies
    • 4.8k views
    • 
    • Subduction Zone
    • June 19, 2012

16. Making Aircraft Lighter 1 2

    By JohnF, April 7, 2007
    • 29 replies
    • 4.8k views
    • 
    • JohnF
    • April 16, 2007

17. Reclaiming parts from old circuit boards

    By THX-1138, September 6, 2007
    • 10 replies
    • 4.7k views
    • 
    • YT2095
    • October 3, 2007

18. Any engineers (or those in training) here ? 1 2

    By Daniel, May 4, 2004
    • 34 replies
    • 4.7k views
    • 
    • insane_alien
    • August 16, 2005

19. submersible craft pressure problem 1 2

    By dragonstar57, November 8, 2010
    • 25 replies
    • 4.7k views
    • 
    • Grouchy Hermit
    • February 18, 2011

20. differences between solar and photocells

    By gaara, June 2, 2005
    • 4 replies
    • 4.7k views
    • 
    • reverse
    • June 4, 2005

21. Making Cars More Efficient 1 2 3

    By Photon Guy, August 16, 2021
    • 55 replies
    • 4.7k views
    • 
    • Endy0816
    • August 20, 2021

22. plasma engine

    By bl4ster, May 4, 2011
    • 12 replies
    • 4.7k views
    • 
    • the asinine cretin
    • May 22, 2012

23. A safe propane storage? 1 2

    By Moreno, October 4, 2017
    • 32 replies
    • 4.7k views
    • 
    • tinkerer
    • January 7, 2019

24. flat pack brick house

    By alan2here, July 27, 2010
    • 23 replies
    • 4.7k views
    • 
    • Airbrush
    • August 16, 2011

25. Power Supply problem

    By ski_power, January 16, 2006
    • 16 replies
    • 4.7k views
    • 
    • Intesaruddin
    • March 30, 2010