Explore 8 mind-boggling natural optical illusions worldwide—from underwater waterfalls to glowing skies—that will leave you ...

Thorium is a silver-colored metal named after the Norse god Thor. It can generate 200 times more energy than uranium. Unlike uranium, thorium reactors are smaller, safer, and produce less radioactive ...

For example, you can save 40% or more off a bunch of winter ... View Deal Mountain Hardwear Firefall Jacket: was $258 now $155 at Backcountry.com The Mountain Hardwear Firefall Jacket is available ...

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 ...

The amazing sight is known as Firefall. Dionne and her husband made a last-minute trip to Yosemite on Tuesday, hoping to see the phenomenon before it disappears for another year. [RELATED]Protesters ...

In recent years, reservations have been required for park entry during peak Firefall days. Visitors are advised to arrive early, dress warmly, and can bring camera gear to capture the fleeting ...

The flag was seen hanging Saturday on top of the park's famous El Capitan summit, a 3,000-foot vertical rock formation where the “Firefall” can be spotted. The demonstration comes after ...

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 ...