Hikers find ghostly ‘hair ice’ clinging to trees in an Irish forest

Hikers in Ireland were strolling among the frosty trees last week when they stumbled into what looked like an enchanted candy forest. White wisps of fluffy frost bloomed from tree branches like cotton candy, but the mysterious fluff disappeared with a single touch, the hikers tweeted. There’s no witchcraft afoot in the forest (and no, […]

These ghostly circles in the sky came out of nowhere

You might not notice these mysterious celestial imprints with bare eyes, but they’re out there. (Rad Pozniakov/Unsplash /) Ray Norris is a professor at the School of Science at Western Sydney University. This story originally featured on The Conversation. In September 2019, my colleague Anna Kapinska gave a presentation showing interesting objects she’d found while […]

Ghostly circles in the sky can’t be explained. And astronomers are excited.

In September 2019, my colleague Anna Kapinska gave a presentation showing interesting objects she’d found while browsing our new radio astronomical data. She had started noticing very weird shapes she couldn’t fit easily to any known type of object. Among them, labeled by Anna as WTF?, was a picture of a ghostly circle of radio emission, […]