Hundreds of visitors have been gathering by Yosemite National Park’s El Capitan this month, hoping to catch a glimpse of the rare “firefall” effect — when a trick of light at sunset gives ...

If you've got any interest in skygazing, this is your week. A stunning planet parade is now visible in the night sky. A planet parade is when several of our solar system's planets are visible in ...

(CNN) — Shorter hours. Longer lines. And no more guided tours. Visitors to America’s national parks can expect some of those impacts after the Trump administration fired 1,000 park employees as part ...

Some 1,000 NPS employees were fired, and hiring for seasonal positions was delayed. Here's what to know about the impacts ...

However over the last 50 years or so, flying the flag upside down has become a sign of protest. In the first well-documented instance, the US Supreme Court ruled in 1974 that a student had the right ...

For a few minutes before sunset, the sunlight reflects off the water, turning it into a vibrant orange and red streak, resembling molten lava. The Firefall typically occurs from mid to late ...

Demonstrators hung the American flag upside down over El Capitan in Yosemite National Park over the weekend. The display protested against the Trump administration’s firing of federal staff ...

Yosemite’s Horsetail Fall glows fiery orange at sunset, creating the Firefall illusion. This rare spectacle lasts minutes and requires ideal conditions: snowmelt, clear skies, and precise sun ...