Mizar, a star in the Big Dipper's handle, has a tiny companion. This star, Alcor, was known to the ancients. The pair was ...

An area of underwater real estate has significantly darkened, squeezing 90% of marine life into an ever-shrinking zone near ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

We astronomers have a habit of throwing around terms that we consider to be obvious, only to watch the eyes of normal people glaze over. For example, ...

Alabaster Caverns State Park near Freedom, Oklahoma offers a subterranean adventure that transforms ordinary Tuesday afternoons into extraordinary explorations of geological marvels.

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the red planet seemed to be ready to give up some of its mystery. Astronomers ...

Limveld is a devious place, with much left unexplained. Here's our top tips for beginners, veterans, and everyone else diving into.

Stargazers need not wait long for the next celestial showcase. Following Wednesday's display, the "Buck Moon" will appear in ...

If you’ve ever wanted to see the moment an underwater volcano begins to erupt in real time, you may be in luck. It just needs ...

Trying to make the most of your time in London? With so much packed into every corner of the city, every street seems to offer ... Read moreThe post 48 ...

We’ve listed all the bugs alphabetically, the same way the in-game almanac does. Bumblebee Any surface map Spring, Summer, Fall Sunny, Windy Day Butterfly Any surface map Spring Sunny ...