I often wake up with dark circles under my eyes. What can I try at home to improve their appearance in the morning? Dark circles and puffy eye bags can be so unwelcome that treatments are popular ...

Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up nearly 70 ...

Featured pricing is subject to change. Dark spots have few lovers — and many haters. While it may seem like those pesky areas won’t brighten at all, there’s a light at the end of the tunnel ...

As a response to that, Doom: The Dark Ages doesn't retreat backwards, but instead threads the needle by reestablishing an engrossing power fantasy with simple but satisfying mechanics that push ...

Dark energy, a mysterious force that scientists believe is behind the accelerated expansion of the universe, is weakening — which could result in the universe over the course of billions of ...

New hints from one of the most extensive surveys of the cosmos to date suggest that mysterious dark energy may be evolving in ways that could shift how astronomers understand the universe.

A new theory proposes that dark matter originated from massless, high-energy particles in the early universe that paired up, rapidly lost energy, and became massive as they cooled.