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Man-made 'breathing' leaf is an oxygen factory for space travel

An artificial leaf converts water and light to oxygen, and that's good news for road-tripping to places beyond Earth.

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Summer's best meteor showers streak night skies

Just in time for the new moon, the Delta Aquarid showers peak on Monday and Tuesday and the Perseid showers start to get under way.

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Mars rover Opportunity breaks record for miles roamed

The extraterrestrial robot rolls 25 miles across the Red Planet, breaking a more than 40-year-old record for off-Earth mileage.

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John Oliver: Why do floppy disks control nuclear weapons?

The HBO comedian wonders why the hardware and software guarding the United States' nuclear warheads are so out of date.

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Bonsai and bouquet photographed in the stratosphere

A Japanese artist takes his love of botanicals and space to new heights by launching and photographing his work with our planet as the backdrop.

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Bonsai tree and flowers, in spaaaaace! (pictures)

A bonsai tree and a floral bouquet float into the stratosphere, where they're photographed before being lost forever. Why? Art -- that's why.

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Melt Smart Box: Grilled cheese a la tech (pictures)

Thanks to technology created by The Melt, it's now possible for the fastfood chain begun by the Flip Camera's creator to keep sandwiches hot and crunchy for up to 30 minutes during delivery.

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Quality grilled cheese delivered, thanks to algorithms

The Melt, founded by the Flip Camera's creator, invents a smart delivery box that can keep your sandwich fresh for 30 minutes. Thank tech for your lunch.

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Geeks tend to be Democrats, says DeGrasse Tyson

The "Cosmos" presenter and astrophysicist muses that Republicans are desperate to attract the nerd set.

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How the Internet of Things knows where gunfire happens

SST's ShotSpotter pinpoints outdoor, urban gunshots for law enforcement agencies. Now it's moving indoors with a service for schools.

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Solar storm almost fried Earth's electronics two years ago?

A fascinating NASA presentation suggests that in July 2012 Earth was one week away from being struck by a massive solar storm that would have had devastating effects. Can this be?

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The great Boeing metal-airplane shop (pictures)

Spirit Aerosystems in Wichita, Kan. manufactures both composite and aluminum fuselage sections for Boeing jets. Today, CNET Road Trip takes a look at the metal side of the shop.

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