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Discover the best telescope deals ... Save over $250 on this refractor scope, which is another model from Celestron that works in tandem with the helpful StarSense app. Prices on this model ...

National Geographic 50mm Portable Refractor Telescope The telescope will allow you to view some deep sky objects as well making it a great choice for beginners. The telescope comes with two ...

Now through April 30th, celebrate Earth Month and get a FREE bonus issue featuring Secrets of the Octopus with a new print subscription. Embark on an extraordinary journey with us, uncover the ...

The Space Telescope Imaging Spectrograph (STIS) separates light into its component parts. STIS is used for many observations, most notably as Hubble’s main black hole hunter. When three of ...

We've spotted the best Celestron telescope and binoculars deals currently available and you can scope out a bargain in our round-up. We've searched for and discovered the best Celestron telescope ...

This story appears in the December 2013 issue of National Geographic magazine ... According to genetic tests this animal came from the Black Hills of South Dakota via a route estimated to be ...

This story appears in the April 2012 issue of National Geographic magazine ... can see the Titanic’s bow in gritty clarity, a gaping black hole where its forward funnel once sprouted, an ...

A National Geographic Explorer is betting on the tasty and nutritious insects as an alternate food source to the meat of Madagascar's endangered primates. With its long pink nose and fluffy rear e ...

In newly released footage from National Geographic, baby penguins are seen bravely taking a 50-foot dive into the water below. In the video, nearly 700 emperor penguin chicks are gathered at the ...