Astronauts made a rare six hour spacewalk on Christmas Eve to fix ISS

Astronauts made a rare six hour spacewalk on Christmas Eve to fix ISS

For only the second time in NASA history, two astronauts made a spacewalk on Christmas Eve. Astronauts Rick Mastracchio and Michael Hopkins installed a new ammonia pump to fix the cooling loop on the ISS. You can’t beat that Christmas Eve, even if you’re Santa Claus.

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The best nature photo of the year is this badass polar bear

The best nature photo of the year is this badass polar bear

This is the Grand Prize Winner of National Geographic’s best photo of the year competition, taken by Seattle-based photographer Paul Souders. It’s titled The Ice Bear, and it features a female polar bear staring at Paul from underwater. It’s an outstanding image, but I think the rest of his series are equally good—or even better!

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Chuck Norris one ups Van Damme’s Volvo truck ad with airplanes—and CGI

Chuck Norris one ups Van Damme's Volvo truck ad with airplanes—and CGI

Remember Jean-Claude Van Damme’s split between two Volvo trucks, the ad that wasn’t computer generated but an actual stunt? Well, Chuck Norris splitting between two Lockheed C-5 Galaxy with a squad of special forces on top of his hat is CGI. But that doesn’t matter, because if Chuck wanted, Chuck would totally do it.

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Stabilized video of lunar buggy ride is even cooler than the original

Stabilized video of lunar buggy ride is even cooler than the original

There are few things more amazing than watching humans driving a lunar rover. I mean—these guys came in a spaceship from another planet to drive a goddamn buggy on the bloody Moon. The only way to better that video is to stabilize it.

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This prefab portable home is nicer than most suburban houses

This prefab portable home is nicer than most suburban houses

The ÁPH80 prefab houses are made at a CNC (computer numerical control) mill factory located in Northern Spain. Designed by architect Camino Alonso—one of the owners at architectural firm Ábaton—is a compact 29.5 by 9.84 feet (9 by 3 meters) home that can get carried in a truck and deployed in 20 minutes.

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1940 photo of a Nazi fighter test seems from the future

1940 photo of a Nazi fighter test seems from the future

This photo of a Messerschmitt Bf 109 fighter being tested in a wind tunnel comes from the archives of the Deutsches Zentrum für Luft- und Raumfahrt, the national aeronautics and space research centre of Germany. It doesn’t feel like a photo from 1940. This facility actually looks from the future.

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This is what the Universe would look like if it were a tiny model

This is what the Universe would look like if it were a tiny model

The observable Universe is a 92-billion-light-year sphere—a place so big that it’s impossible to imagine its dimensions. But what if the Universe were as small as a scale model train? Then the Horsehead Nebula would look something like the above.

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Every second in Star Wars IV arranged by how bright it is

Every second in Star Wars IV arranged by how bright it is

You’re looking at every single second in Star Wars IV: A New Hope arranged according to their luminosity by Jason Salavon. It reminds me of a really cool book that I got a couple weeks ago—Star Wars: Frames. We are giving a copy of the book away, plus an original sketch by Star Wars’ artistic director Iain McCaig.

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Hubble detects water plumes coming out of Jupiter moon Europa

Hubble detects water plumes coming out of Jupiter moon Europa

For the first time ever, the Hubble Space Telescope has observed water plumes on the icy crust of Europa. The Jovian moon is one of the most likely worlds to contain life in the Solar System. According to Lorenz Roth—who headed the team that made the discovery—"this is tremendously exciting." No kidding.

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Scientists create a cyborg sperm for the first time ever

Scientists at the Institute for Integrative Nanosciences in Dresden, Germany, have created "the first sperm-based biobots"—a cybernetic microorganism made of metal and a bull’s sperm cell that can be remote controlled and used to impregnate an egg or deliver a drug to a target anywhere inside your body.

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