Phenomenology asks a strange-sounding question: what is it actually like, from the inside, to perceive a tree, to grieve, to remember childhood? Edmund Husserl founded the movement in the early 1900s. His insistence: philosophy should describe experience in its own terms. No reducing it to neuroscience or behavior. No jumping immediately to "what's really there."
The method is "bracketing": set aside, temporarily, the question of whether your experience corresponds to reality. Just look at the structure of the experience itself. What's at the center? What's at the periphery? What's the temporal flow? What's the body's role? The resulting descriptions can be surprisingly rich — and they often reveal that the casual things we say about consciousness (it's "in" the head, we "have" experiences) are theories, not observations.
Heidegger turned phenomenology into existential analysis: what is it like to be a creature aware of its own mortality, thrown into a world it didn't choose? Merleau-Ponty insisted that perception is embodied — you don't have a mind looking out of a body; you ARE a body-knowing-the-world. Phenomenology still shapes how we talk about consciousness, art, embodiment, and the limits of objective description.