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Science

At 10, SpaceX has changed space exploration forever

Happy 10th birthday, SpaceX.

On March 14, 2002, entrepreneur Elon Musk, one of the so-called "PayPal Mafia" members, launched his new company with a modest goal: to become a world leader in private space exploration.

Ten years later, SpaceX has achieved just that, especially after inking the 2008 deal that gave its Falcon 9 rocket and Dragon spacecraft the exclusive rights to take NASA's cargo to and from the International Space Station after the end of the Space Shuttle program.

But the company has had plenty of other noteworthy milestones, including its 2006 deal with NASA to … Read more

How cutting edge geolocation can change everything

AUSTIN, Texas--These days, smartphones seem like they're everywhere. And with their wide array of built-in sensors, those devices--iPhone, Androids, Windows Phones, and others--can provide us with more and more data about where we are and what's around us than ever before.

And yet, the devices sometimes still seem like they're caught in a very 1.0 era--they can tell us where we are, but that information may not be useful in any way beyond helping us get to where we're going.

But what if your iPhone could automatically give you your shopping list when you arrive … Read more

Business in space looks golden, says Lord British

AUSTIN, Texas--When Richard Garriott went to space, he lost money on the deal. Next time, he wants to make a profit.

In October 2008, Garriott, a well-known video game designer, traveled as a space tourist to the International Space Station.

The son of a NASA astronaut who grew up thinking everyone goes to space--because his neighbors all had been--his dream of following in his father's footsteps was dashed when he learned as a teenager that his eyes disqualified him for the job. "Being told I was not going to be allowed to go into space," Garriott said, &… Read more

Holy Holey Optochip! IBM hits a terabit of info per second

IBM said this evening that its scientists have developed a computer chip that can move a trillion bits of information a second.

Known as the "Holey Optochip," the prototype optical chipset can transfer the equivalent of 500 high-definition movies a second, or the entire U.S. Library of Congress Web archive in an hour, Big Blue said. The innovation is possible because IBM's scientists figured out that, by drilling 48 minuscule holes in a standard quarter-inch silicon CMOS chip, they were able to ramp up data transfer rates from what was possible.

And by breaking through the … Read more

Two asteroids named after Unix co-creators

Two small asteroids now bear the names of two towering figures in computing history, Unix inventors Ken Thompson and Dennis Ritchie.

Asteroid 300909 Kenthompson and 294727 Dennisritchie both were discovered in 2008 by Tom Glinos and D. H. Levy (the latter famous for being a discover of the comet Shoemaker-Levy 9, which smashed into Jupiter in 1994).

Rob Pike, who worked with the pair where the influential operating system was invented, AT&T's Bell Labs, flagged the news in a Google+ post yesterday; the new names apparently arrived in February. Pike nowadays is heavily involved in Google's … Read more

Fake Science: Fun with false factoids

Some people think of scientists as quiet people in white coats secreted away in labs, rarely seeing the light of day. I know better than that.

As the daughter of a chemistry prof, I'm well aware of the humorous side of science, with its jokes about atoms, geology innuendos, and mathematics puns. Fake Science is where Nobel laureates go for an online laugh. … Read more

How the Navy's super railgun works (animation)

If you want to know how the U.S. Navy's futuristic electromagnetic railgun works, you could hop on over to the information page on the Office of Naval Research's Web site. Or you could watch a monotone Taiwanese animation.

If you're not familiar with the railgun, it's a favorite Navy project that is intended to be able to launch a 5-inch projectile more than 100 miles without the use of traditional explosives. Using a complex system that forces the projectile out of a ship-bound gun at more than 4,500 miles, the Navy hopes to be … Read more

IBM claims huge strides in quantum computing

Scientists at IBM say they have made a quantum computing breakthrough that demonstrates that a full-scale quantum computer is not only possible but is within reasonable reach.

In an announcement being made today at the American Physical Society in Boston, Matthias Steffen, manager of IBM's experimental quantum computing group, will unveil the research that has led his team to conclude they are the brink of developing scalable technology that could far outstrip what even the strongest supercomputers can do today.

A traditional bit has only two states--zero and one. But for its quantum computing efforts, IBM has decided to … Read more

Smithsonian turns to 3D to bring collection to the world

With just 2 percent of the Smithsonian's archive of 137 million items available to the public at any one time, an effort is under way at the world's largest museum and research institution to adopt 3D tools to expand its reach around the country.

CNET has learned that the Smithsonian has a new initiative to create a series of 3D-printed models, exhibits, and scientific replicas--as well as to generate a new digital archive of 3D models of many of the physical objects in its collection.

Representative of that effort, the museum is touting the 3D printed replica of … Read more

NASA offers virtual fly-through of massive ice fissure

It may look like the scene in "Star Wars" when Luke Skywalker and his comrades are flying through the channel in the Death Star, hoping to blow it up and strike a victory for the Rebellion. But it's not. It may be even cooler than that.

NASA has released a simulation video showing the results of what's called "Operation IceBridge," an attempt by the space agency to do an up-close-and-personal investigation of a mammoth crack in Antarctica's Pine Island Glacier.… Read more