Whoopi Goldberg has a condition called alopecia areata, which causes hair loss, including her eyebrows.
Alopecia areata is an autoimmune disorder that often results in unpredictable hair loss. In the case of Whoopi Goldberg, the condition has affected her eyebrows, which is why she appears to have none. Goldberg has been very open about her condition and has discussed it publicly on several occasions. She has mentioned that she prefers not to draw them on and embraces her appearance as it is. This has become a part of her signature look over the years, and she has become an example of someone who confidently owns their unique features in the public eye.