Time is not absolute, with gravity and velocity affecting how fast it passes, making clocks at different heights or near ...

Pressure is mounting to delay school start times as experts warn that lack of sleep is harming teens—prompting new questions about how and when high school days should begin.

Early-stage lung adenocarcinoma alters DNA methylation, mRNA transcription, and protein expression in adjacent tissues, exhibiting either steep changes at the tumor boundaries or shallow changes ...

Clinicians across Allegheny Health Network’s Pediatric Institute are offering practical advice to help children adjust to the time change and shorter stretches of daylight that come along with the end ...