One dog breed that can have unusual eye colors, like green, are American Staffordshire Terriers. “Occasionally, you’ll see ...

Lemmon, which is a rare green comet, can be seen with the naked eye on Oct. 21, according to the Royal Astronomical Society, ...

A rare green comet is passing by Earth and can be seen with the naked eye from Oklahoma – and the next shot to catch it won’t ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

A newly discovered comet is about to make its closest pass to Earth on Tuesday night. It should be visible over the Bay Area ...

Skywatchers can catch a rare glimpse of Comet Lemmon this month, and it won't be back until around the year 3175. Here's how ...

A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand ...

Birds of a feather flock together, the adage goes. But a rare bird spotted in Texas suggests there's more ornithological intermingling than previously thought. When researchers at the University of ...

Warming temperatures have prompted a rare hybridization of a blue jay and green jay, according to researchers at the ...