Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

The Razor Point Trail in San Diego’s Torrey Pines State Natural Reserve is like nature’s version of a red carpet, rolling out ...

This guide will take you to ten short hikes across California, blending easy trails with incredible landscapes. Oh, Fort ...

To win a grand slam title is something every tennis player dreams of from the day they start swinging their racquet. Despite the difficulty of winning a grand slam tournament, only a select few ...

The first full moon of 2025, dubbed the Wolf Moon, will make its debut draped in hues of orange as it passes in front of Mars in a game of peekaboo — a rare celestial event for skywatchers ...

“Mars today has a very thin atmosphere ... which produced notable geologic wonders such as the Grand Canyon. “It’s a really complex interplay of different factors that have different time scales,” ...

NASA's beleaguered Mars Sample Return program currently faces extreme costs of up to $11 billion and a timeline that could reach 2040. The year 2025 isn't even a week old and NASA is already ...

Mars' own Grand Canyon, Valles Marineris. Discovering life on Mars, past or present, would suggest that life could be common in the cosmos, while confirming Mars never supported life could imply life ...

The surface of Mars features plains, volcanoes (like Olympus Mons), and the vast canyon system Valles Marineris. Geological evidence suggests that Mars had liquid water once and a thicker atmosphere ...

Such a sentiment explains the appeal of the Grand Canyon Railway, a heritage train that takes people from a historic depot in the Route 66 city of Williams, Arizona, to the Grand Canyon's South Rim.

“Leave it as it is,” declared U.S. President Teddy Roosevelt after a 1903 sojourn at the Grand Canyon. “You cannot improve on it. The ages have been at work on it, and man can only mar it.” ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite things scientists discovered on Mars this year.