Questions with the keyword 'size'

• i know that magnets can be used to create small (toy sized) hovering vehicles however in your opinion do you think this by harryphillips4 to Fiona Comments: (No comments so far )
• Can quantum entanglement take place between objects which are much bigger in size? For example, can two telegram by shreyasharma to David Comments: (No comments so far )
• would the computer ever be small enough to fit into a haldheld devide such as a smartphone? by gemmalou19 to Chris Comments: (No comments so far )