Sleep experts reveal why going to bed after a certain time disrupts cortisol and melatonin balance, causing disrupted sleep.

In Ukraine, unmanned weapons hunt the wounded and medics alike. Moving injured soldiers to safety has never been more ...

Situated between two beautiful lakes, Leesburg offers waterfront vistas that belong on gallery walls. The historic downtown features a charming clock tower and streets lined with flowering trees and ...

Continuous sleep is a modern habit, not an evolutionary constant, which helps explain why many of us still wake at 3am and wonder if something’s wrong. It might help to know that this is a deeply ...

Clinical psychologist Michael Breus, also known as “The Sleep Doctor,” joins TODAY to share strategies to sleep smoothly and ...

Melvyn Bragg talked to academics who dedicated their lives to studying very specific things. After more than 1,000 episodes, ...

Dr. Meena Khan with the Ohio State University Wexner Medical Center says there are several ways to treat obstructive sleep apnea. Most common being the CPAP machine.

As the nights grow longer across the Northern Hemisphere, November offers a dynamic stage for planet watchers. From elusive ...

A troop of macaques escaped one of the largest primate-breeding facilities in America. Now a strange coalition of ...

On the morning of Oct. 10, 1983, in the rocky hills of Camp David, President Ronald Reagan was treated to an early screening of one of the year’s most anticipated films, “The Day After,” a two-hour ...

Keowee Toxaway State Park in Sunset, South Carolina is the reset button you’ve been desperately searching for. Hidden in the foothills of the Blue Ridge Mountains lies a 1,000-acre sanctuary that ...

The scale of the devastation caused by Hurricane Melissa is emerging, with dozens of people known to have died in Haiti and ...