Graphite

12.28.12
Magnetically lifted graphite moves by laser, may lead to light-based maglev vehicles (video)
12.28.12

Magnetically lifted graphite moves by laser, may lead to light-based maglev vehicles (video)

Magnetic levitation is central to the fastest trains we know today, but it's that dependence on el...

By J. Fingas,   12.28.12
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08.15.12
Korean carbon-coated lithium-ion battery could cut recharge times down to minutes
08.15.12

Korean carbon-coated lithium-ion battery could cut recharge times down to minutes

Anyone who's had to recharge an EV -- or, for that matter, any mobile device with a very big batte...

By J. Fingas,   08.15.12
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11.07.11
New nanotube battery technology leads to blisteringly fast recharges, improved safety features
11.07.11

New nanotube battery technology leads to blisteringly fast recharges, improved safety features

Some day, your restroom break may be enough time to charge your [insert nifty gadget here] halfway....

By C. Barylick,   11.07.11
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08.17.10
Sharpie Liquid Pencil doesn't dry like a Sharpie
08.17.10

Sharpie Liquid Pencil doesn't dry like a Sharpie

We were pretty excited about the Sharpie Liquid Pencil when we first heard about it -- it uses liqu...

By Nilay Patel,   08.17.10
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08.12.10
Miniature pencil tip sculptures make art from the everyday
08.12.10

Miniature pencil tip sculptures make art from the everyday

We'll admit it: we're pretty big fans of pencils (you may remember them as those wooden sticks earl...

By L. Dziuban,   08.12.10
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08.09.10
Sharpie Liquid Pencil writes and erases like a pencil, dries like a Sharpie (video hands-on!)
08.09.10

Sharpie Liquid Pencil writes and erases like a pencil, dries like a Sharpie (video hands-on!)

Doesn't look like we've ever covered a pencil on Engadget before, but this is just too nifty to pa...

By Nilay Patel,   08.09.10
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07.13.10
MIT's piezoelectric fibers can act as speaker or microphone, don't mind auto-tune
07.13.10

MIT's piezoelectric fibers can act as speaker or microphone, don't mind auto-tune

Piezoelectric materials work quite simply, in theory -- motion in, electricity out, or vice versa -...

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07.07.10
Amazon's graphite Kindle DX now shipping
07.07.10

Amazon's graphite Kindle DX now shipping

Amazon promised that its new, Pearl display-equipped graphite Kindle DX would start shipping today...

By D. Melanson,   07.07.10
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07.01.10
Graphite Kindle DX coming July 7th for $379, now available for pre-order
07.01.10

Graphite Kindle DX coming July 7th for $379, now available for pre-order

Amazon's having a field day with its Kindle lineup as of late. Hot off the heels of its Kindle pric...

By R. Miller,   07.01.10
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