The rare mesmerizing scene can be glimpsed at sunset around mid to late February at Yosemite Valley in California.

Yosemite National Park officials said the famed Horsetail Fall glow-up is likely to be absent this week as clouds and snow ...

Between February 10 and 26, for a few minutes at sunset, Horsetail Fall glows like molten lava or cascading fire spilling ...

Time is running out to see one of Yosemite National Park’s most famous — and most fleeting — natural spectacles. For a few ...

A spectacular, natural phenomenon is getting ready to light up the evening sky at a national park in the US state of ...

Every winter Yosemite National Park becomes the stage for one of nature’s most riveting optical illusions: a magnificent ...

As for the thousands of visitors who flock to Yosemite every year to witness the firefall, the projected viewing window for ...

Thousands of visitors are flocking to Yosemite National Park to witness the phenomenon known as Firefall, a natural light ...

Sunset phenomenon at national park’s Horsetail waterfall still drew large crowds even with freezing temperatures ...

Firefall was a bust. Then all the national park's campgrounds had to be evacuated.

As the sun drops behind El Capitan, hundreds of strangers stand shoulder to shoulder in the cold, waiting to see if a thin waterfall will ignite—or quietly fade to gray. There’s a moment in late ...

Officials at Yosemite National Park said they are preparing for an influx of visitors to witness the annual "firefall" ...