The Doppler effect. The changes in the frequency of sound or light waves produced by a moving source either getting closer to or away from the observer or the observer to it. Like the car racing from behind on the deserted road while mine remained parked by the side. The loud whooshing sound it made as it sped by me decreased rapidly as it got farther away, taking into the air, dust, and dirt in its wake. I wasn’t sure how long I had remained there, just listening to cars speed by. I had gotten over my initial shock; I was just trying to wrap my head over what had just happened. Benjamin Janvier. I vaguely remembered the first time we had met. I think it had been a month after I moved into my apartment and a week after Chelsea became my roommate. My opposite-door neighbor had suddenly mov