April Fools! Tomatoes are actually fruits, not vegetables. Here’s a tip straight from journalist Jo Robinson’s forthcoming book, Eating On The Wild Side, on how to tell a fruit from a veggie: Anything with seeds or pits is a fruit. Cucumbers, avocadoes, peppers? All fruit. Now you’ll never be fooled again! The rest, however, was true—tomatoes are chock-full of healthy nutrients. But is there a difference when it comes to color? We pit classic red tomatoes against fiery yellows to find out which is healthier in our latest Health Food Face-Off.