A new computational breakthrough is giving scientists a clearer view into how dark matter structures evolve. Dark matter has remained one of the biggest mysteries in cosmology for almost a hundred ...

Halos are faint white rings that show up in the sky both around the sun and moon. According to weather lore, halos have been thought to signal wet weather on the way as indicated in the phrase "a ring ...

Seeing halos around light sources can be a typical response to bright lights but can also occur with eye disorders, especially if you experience additional symptoms, like pain or blurriness. Seeing ...

For the first time in almost 5,000 years of observations, researchers have fully cataloged optical illusions created in the sky as light shines through ice crystals known as atmospheric halos. The ...

PITTSBURGH (KDKA) -- When you hear the word halo, you may think of an angel. The topic here is halos, but these ones are in the sky, and something I get asked about a lot. They are sun halos, or the ...

Coral reef halos, also known as grazing halos or sand halos, are bands of bare, sandy seafloor that surround coral patch reefs. These features, clearly-visible from satellite imagery, may provide a ...

The last decade of Elizabeth Madin’s work began with one day of terrible weather. In 2010 she and her husband, Joshua, both ecologists, flew to Heron Island in Australia to study how fishing ...

This incredible display isn’t some a futuristic domed city in an alien icy landscape or an artist’s concept of magnetic fields, but a very real optical phenomena here on Earth. Here’s the science ...

Dark matter makes up an estimated 85% of the universe. But because it doesn't interact with light, it has never been observed and is difficult to study. Using a simulation of the universe, Harvard ...