Last time we learned about Mars' great Valles Marineris, the largest canyon in the solar system. But what about here on Earth, is the Grand Canyon really the biggest?

In a stirring tribute to a city in crisis, Lady Gaga and Bruno Mars sang "California Dreamin'" at Sunday night's Grammys ...

The 67th annual Grammy Awards struck a somber tone Sunday night as music's biggest ... city's Laurel Canyon, evokes images of an idyllic California. As they harmonized, Gaga and Mars appeared ...

5) Valles Marineris: A Grand Canyon on Mars The Valles Marineris canyon system on Mars is one of the largest canyons in the solar system, stretching over 4,000 kilometres (2,500 miles) and ...

Rising trade tensions between the U.S. and China may push U.S. crude exports lower in 2025 for the first time since the ...

Fresh from the excitement of Monday's Wolf Moon, there’s another treat in store for sky-watchers this week, with Mars appearing large and bright in the sky. In the early hours of Thursday morning, ...