Questions with the keyword 'invention'

• why do we have nuclear bombs by to Thomas, Simon, Clara, Becky Comments: (No comments so far )
• How does an x-ray work? by and 1 other. to Simon, Becky, Thomas, Daniel, Clara Comments: (So far, one comment )
• Since most of your work is done on computers, how difficult would your work be if computers weren’t as developed as by to Simon Comments: (No comments so far )