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China Finished Building Its Alien-Hunting Telescope

China just finished building the world’s largest radio telescope, and is now better-equipped at searching for aliens.

Did Prehistoric People Watch The Stars Through This 6000-Year-Old 'Telescope'?

Prehistoric humans may have observed the sky via primitive lens-less “telescopes”, according to a team of British astronomers who have studied the long passageways of ancient megalithic tombs. The details were presented this week by Kieran Simcox, a student at Nottingham Trent University, at a meeting of the Royal Astronomical Society.

China's Giant 'Alien-Hunting' Telescope Comes With A Human Cost

China is building the biggest radio telescope on Earth. And the country is displacing over 9000 people to do it.

Astronomers Found The Ghost Of A Rare Giant Radio Galaxy

Astronomers in India have discovered a very unusual galaxy, and it’s dying. By now, in fact, it’s probably already dead.

Why You Should Thank An Astronomer For Preventing Blindness

We are, as Carl Sagan famously said, made of star stuff — and now, your doctor may use a technology designed for studying the stars to examine the inner workings of your eyes. Here’s how it works — and could one day save you from blindness.

How This Revolutionary Industrial Glass Made Its Way Into Your Kitchen

You might not know it by name, but chances are you have a Pyrex dish in your kitchen right now — most Americans probably do. A fascinating history over at Collectors Weekly traces the ubiquitous supermaterial as part of an exhibition which opened this week at the Corning Museum of Glass.

World's Largest Telescope Begins Construction 

After nearly a decade of planning, construction of the Giant Magellan Telescope is finally underway. And boy, does it look cool. Perched high in the mountains of northern Chile, the GMT — whose primary optics consist of seven separate 8.4m diameter mirrors — will proudly claim the title of the largest optical scope ever built.

How Humanity's Planet Hunters Will Find Earth 2.0

Twenty years ago, discovering another Earth sounded like a science fictional dream. But within a generation, astronomers now believe we might do just that.

The Pillars Of Creation Will Disappear In A Cosmic Blink

One way or another, the Pillars of Creation are toast. Based on new observations at the European Southern Observatory, these awe-inspiring structures have another three million years before their ghostly image fizzles away into cosmic nothingness.

Six Busy Days (And Nights) With Some Of The World's Largest Telescopes 

Night falls in the Atacama Desert, but the day is far from over. In this wonderful little timelapse, sent along to us by the photographer Enrico Sacchetti, we get a sense for the constant work being done at the European Southern Observatory.

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