ALMA has arrived, and she is enormous. The Atacama Large Millimeter/submillimeter Array, or ALMA, was officially opened today in the high desert of the Chilean Andes. Guests including the president of Chile, Sebastián Piñera, gathered to celebrate the the largest ground-based astronomical project in the world. Read More >>

A 50-foot wide, 10,000-ton meteor that packs triple the force of the nuke dropped on Hiroshima is nothing to scoff at. But in the grand scheme of things, the meteor that hit Chelyabinsk, Russia, last week is a cosmological runt. Space rocks as much as 100 feet across are estimated to strike every hundred years or so and those like the 160-foot diameter Tunguska meteor of 1908 hit maybe once a century. Read More >>

We all have that friend who seems more interested in the rest of the universe than our home planet. They're glued to space documentaries, they're awed by every new image from the Hubble telescope, and nothing makes them happier than a clear, cloudless night. If there's someone on your list fascinated by the stars, here are some great suggestions to help get your shopping done early. Read More >>

Check out this video made with images created by NASA. It shows Earth's night sky during the next four billion years, with the Milky Way on a head-on collision with Andromeda. The destruction of our galaxy as we know it will be so beautiful. Read More >>

When it's built, the Square Kilometre Array will be the world's largest radio telescope. Then, when it goes online, it will spit out 1,000,000 terabytes of data each day—and IBM is trying to make a computer which can handle it. Read More >>

Scientists looking at Earthshine reflected from the moon have concluded that, indeed, there is life on our planet. Though the result may be obvious, the findings can help in the search for life on other worlds. Read More >>

Someone call John Lithgow and pull French Stewart out of storage, a team of astronomers using the Kepler telescope have discovered the smallest of exoplanets, and tiniest solar system, so far. And their existence may show that our solar system isn't all that unique. Read More >>

There are a million reasons why being short-sighted is annoying. Here’s one – try wearing glasses and putting a pencil behind your ear. It just falls clattering to the floor, doesn’t it? Read More >>