Why you can trust usWe independently evaluate the products we review. When you buy via links on our site, we may receive compensation. Read more about how we vet products and deals. Keith, Brian, Spencer and Kim took on the Birds of Paradise chemistry test on last week's episode of Bachelor in Paradise. (Disney/Bahareh Ritter)Bachelor in Paradise is back on the beach for Season 10 of the steamy summer Bachelor spinoff. After taking a break last year, the franchise's fun and flirty summer series has returned with some new twists.