Popular Science

For now this will act as catch-all for concepts science-related concepts.

If you would like to see a new badge/membership type added just send an email to CR4 Admin and, if you can, include an image that you'd like me to use for the badge. (I can resize them for you. Do not send copyrighted images.)

You must register to join this group.

you can't carry that!

02/08/2008 1:19 PM

I have been looking into both lethal and less than lethal weapons every sense I was a kid, I have built the trebuchet and catapult and have made many of my own knives both out of metal and plastics.I will not say what I have done with model rockets...they are watching
Also a member of: United States : Member, Technical Fields : Technical Writing, Hobbies : Target Shooting

Show all "Weaponology" members of the Popular Science User Group
Show all members of the Popular Science User Group

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

CR4 Sections
Aerospace
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education and Engineering Careers
Electrical Engineering
General Discussion
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering
Transportation

Site Directories
Forum Directory
Blog Directory
User Group Directory
RSS Feeds

CR4 Rules of Conduct
CR4 FAQ
Site Glossary

Who's Online (67 right now)
Show Members
Advertisement