Cats are naturally curious and observant animals. They are also known for their keen senses, including their excellent vision. When a cat stares at you, it may simply be trying to figure out who you are and what you are doing.
In addition, cats are social animals and use eye contact as a way of communicating with other cats or humans. When a cat stares at you, it may be trying to convey a message, such as a desire for attention or food. It is also possible that the cat is simply trying to assess whether you pose a threat or not.
Furthermore, it is worth noting that some cats are more sociable than others. Some cats are naturally outgoing and friendly, while others may be more shy or cautious. A cat's personality and past experiences may also play a role in how it interacts with humans.
Overall, when a cat stares at you, it could be for a variety of reasons, including curiosity, communication, or assessing its surroundings.