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 ...

Dark matter and its impact on cosmology have puzzled physicists for nearly a century. At Perimeter Institute, two researchers are trying to better understand how one potential dark matter candidate, ...

For the first time in the history of observations, scientists from the Helsinki and Ural Federal Universities, Jarmo Moilanen and Maria Gritsevich, have systematized information about all forms of ...

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 ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have proposed a new explanation for some of the universe's most puzzling early galaxies, nicknamed "little red dots." Subscribe to ...

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 ...

A group of cosmologists has calculated the properties of the universe’s first structures. Juerg Diemand, Ben Moore, and Joachim Stadel at the Institute for Theoretical Physics of the University of ...

Senators Gallego and Ricketts introduce the HALOS Act to aid startups by easing investment rules at demo days.

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 ...

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 ...