11/03/2010

Sensitive nano oscillator can detect pathogens

(PhysOrg.com) -- By watching how energy moves across a tiny device akin to a springing diving board, Cornell researchers are a step closer to creating extraordinarily tiny sensors that can instantly recognize harmful substances ...

Using quantum smoothing for optical phase estimation

(PhysOrg.com) -- "There are many situations where we need to measure the classical properties of a quantum system," Elanor Huntington tells PhysOrg.com. "Optical phase estimation is one of these techniques, and it is central ...

Google's library project forces important media decisions

Sometime in the near future, a federal judge will decide whether Google can proceed with its plan to create a digital library and bookstore out of millions of old books scanned from libraries around the world.

New social network is like Twitter with a twist

If you're just getting comfortable with Facebook and Twitter, you might want to brace yourself: Foursquare, the hottest among a rising new class of social networks, is gaining ground.

Keeping an eye on the nest

You can catch the hatch of the first egg in the tree-top bald eagle nest at Norfolk Botanical Garden in southeastern Virginia via the garden's special Web cam -- norfolkbotanicalgarden.org.

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