Giacomo Speranza

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Astronomers May Finally Have the First Picture of a Black Hole

Westford, Massachusetts<p>Using a massive telescope network, scientists have data in hand that could open new frontiers in our understanding of gravity.<p>For the monster at the Milky Way’s heart, it’s a wrap.<p>After completing five nights of observations, today astronomers may finally have captured the …

10 of the Most Striking Spots in Hawaii

Travel<p>Discover our favorite activities in the Aloha State.<p>There are iconic spots in Hawaii that first-time visitors need to see to believe, but there are also the lesser known gems that the locals know are just as worthy of your time–especially on that second or third return trip. For a mix of …

National Parks

Your Himalaya Adventure Photos

Mountaineering

81 Captivating Travel Photographs From Around the World

Check out top travel contest photos and get inspired to join the 2018 Travel Photographer of the Year contest.<p>Awe-inspiring landscapes, towering cities, and unforgettable cultural moments are some of the scenes entered to the 2016 National Geographic Travel Photographer of the Year contest. Curious …

Wanna Protect Your Online Privacy? Open a Tab and Make Some Noise

I just Googled "alarm dust," "alibi sweatshirt," and "sleuth intelligence." Then I shopped for industrial dehydrators, scanned a Pinterest page for …

Arctic turns green as sea ice melts to record low levels

The pristine white of the Arctic is turning green because massive blooms of plankton can grow beneath the thinning sheets of sea ice, according to a …