Sci-Tech News

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Satellite photos show our planet in amazing 4K resolution
Want to see London or the black sands of Hawaii? Travel no further than this hotel in San Francisco
The vast majority of antibiotics produced in this country are not used on humans - but on animals, both to keep them healthy and to promote growth. But doctors worry all that medicine is also promoting antibiotic-resistant superbugs. CBS News' Bigad Shaban visits a farm outside Los Angeles where the animals are drug-free.
Doctors have used perfect replicas of childrens' hearts to uncover and repair hidden defects
The South African government scrambles to thwart illegal killing and save what remains of its threatened rhino population
The autonomous K5 security robots rove around looking for -- and scaring away -- trouble
The announcement comes just weeks after Christian Bale dropped out as lead
Mattel is apologizing for a children's book that implies Barbie is bad with computers. In the picture book, a Barbie doll needs help from men to create a video game.
Firefox has made a deal with Yahoo to make it the default search engine for the Web browser. CNET tech reporter Bridget Carey joins CBSN with more on why this is a significant partnership.
The new K5 robot features laser scanning and a 360-degree live video camera, but it won't be chasing down the bad guys. It's designed to move around people as it sends images back to a command center. Norah O'Donnell reports.

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