This video takes viewers through Amsterdam, Netherlands, during a calm evening walk with open park views, historic ...

While some people want to go on vacation to experience a busy city, others look for quiet. These places offer a stillness ...

Blue sunsets, whirling dust devils, giant volcanoes, tiny moons, and marsquakes—there’s a lot to discover on Mars!

Are you familiar with the constellation Crater the Cup? If not, don’t worry — you’re about to spot it tonight. This mid-sized constellation, measuring 53rd in size among the 88 official constellations ...

A good rule of thumb is to tip your pilot (who typically doubles as your tour guide) about $15 to $20 per passenger.

So let's dive in-here are some of the best places to visit in the U.S. this summer, with plenty of ideas to inspire your next ...

Tonight is "blue moon Eve" (see the May 31 entry for more details). Late tonight, look toward the southeast to see one of the sky's most striking color contrasts. The bright, nearly full moon will be ...

It felt like off-roading on another planet. Crumbly black cinders crunched beneath my tires, as I explored an otherworldly region of volcanic cones and craters. The overlapping 4×4 tracks and ...

The Artemis II crew wept Monday night as they asked Mission Control for a special favor — to name “a bright spot on the moon’’ after their commander’s late wife. “A number of years ago, we started ...

A once-in-a-century crater formed on the moon right under our noses. A routine search of images from NASA’s Lunar Reconnaissance Orbiter camera found a fresh crater as wide as two American football ...

Although we may be loath to admit it, there sometimes appears to be a little magic in science. By magic, I refer to an overwhelming sense of wonder that accompanies surprising outcomes. Events over ...

Advocates for history, science and the national parks are suing the Trump administration over its efforts to rewrite informational displays at park sites nationwide, including several in Arizona. A ...