Every now and then you’ll be looking at something or someone and that same old question pops into your head. Is that… a banana?
This problem must surely be an age-old one. As a software developer who often finds himself bored at 2 am, I set out to answer this question definitively. Perhaps someday we will design the perfect banana testing machine, but until then I suggest you check out the website for yourself.
isthisabanana.com will try to help fellow humans figure this problem. It’s not entirely accurate because even as inaccurate as we humans are at answering the question, no machine is perfect either.
Update 2018: Here is a great example of a quantum banana result by passing the same image through multiple times if it doesn’t detect it the first time