bigvibes - Slashdot User

Submission + - Dropbox confirms it got hacked, will offer two-factor authentication (arstechnica.com)

Submitted by bigvibes on Wednesday August 01, 2012 @01:06AM

bigvibes writes: A couple of weeks ago Dropbox hired some "outside experts" to investigate why a bunch of users were getting spam at e-mail addresses used only for Dropbox storage accounts. The results of the investigation are in, and it turns out a Dropbox employee’s account was hacked, allowing access to user e-mail addresses.

Submission + - Berkeley lab develops technology to make photovoltaics out of any semiconductor (greenbuildingcanada.ca)

Submitted by

bigvibes

on Sunday July 29, 2012 @12:57PM

bigvibes writes: "A technology that would enable low-cost, high efficiency solar cells to be made from virtually any semiconductor material has been developed by researchers with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California (UC) Berkeley. This technology allows for plentiful, relatively inexpensive semiconductors, such as metal oxides, sulfides and phosphides that had previously been considered unsuitable for solar cells because of the difficulty in tailoring their properties by chemical means."

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