The progression of Alzheimer disease might be monitored by measuring the rate of hippocampal volume loss by means of MRI. Research suggests that a reduction in hippocampal volume can be detected over ...

From sticky hinges to bicycle brakes, squeaks are part of everyday life. Although the way sound is generated when two rigid bodies slide over each other is relatively clear, what happens when a soft ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...