COLUMBIA — It won’t be long before the synchronous fireflies will light up the forest at Congaree National Park. And those who want to see the natural phenomena can take a shot at a single-night pass ...

REM (rapid eye movement) and non-REM (NREM) sleep stages contribute to systems memory consolidation in hippocampal-cortical circuits. However, the physiological mechanisms underlying REM memory ...

If you have a thumping or whooshing sound in one or both ears that seems to follow a steady beat, you may have this rare form of tinnitus. Like regular tinnitus, you hear a constant sound that others ...