Questions with the keyword 'light'

• why cant you put metal in a microwave by Kirito to Jos, Kate, Lisa Comments: (No comments so far )
• What is the speed of light? by James to Joe, Jos, Kate, Lisa, Pierre Comments: (No comments so far )
• when using particle acceleraotors how do you protect yourself since x-rays are very dangerous as they can see throught by 522tema27 to Jos Comments: (No comments so far )
• is it possible to make a functioning cloaking device (make general stuff invisible/not noticeable.) By Barney by that thing sitting in the cornar to Joe, Jos, Kate, Lisa, Pierre Comments: (No comments so far )