X-ray light from the Perseus cluster of galaxies may finally reveal the true nature of one of the most mysterious substances in the cosmos: dark matter. The subject of study is the Perseus cluster ...

And now, in Trump’s darkness of arrogance and ignorance, a bright light shines forth, bringing hope for a better, saner, and more respectful future not just for the Blackfeet, but for all of us.

Furthermore, it was found that continuous illumination inhibited the rhythm, which recommenced when darkness was restored. A more detailed investigation of the light inhibition of the rhythm has ...

Light pollution is disruptive to many species, from corals to bats to the humans who put up all those lights. “The Darkness Manifesto ... our connection to nature,” he says.

Ray Fisher and Ben Affleck explore the complexities of human nature, reflecting on how everyone carries both light and darkness. Fisher notes that even villains believe they’re doing good ...

Several resource tents were set up for Saturday’s Mid-Ohio Valley Out of the Darkness Walk, including Westbrook Health Service and Coplin Health Systems. (Photo by Gretchen Dowler) PARKERSBURG ...