Bouncing signals off ceiling can rev up data centers
Researchers develop cluster management tool that triples server efficiency
(Phys.org) —We hear a lot about the future of computing in the cloud, but not much about the efficiency of the data centers that make the cloud possible. In those facilities, clusters of server computers ...
New record set for data-transfer speeds
Researchers at IBM have set a new record for data transmission over a multimode optical fiber, a type of cable that is typically used to connect nearby computers within a single building or on a campus. The ...
Techies vs. NSA: Encryption arms race escalates
Encrypted email, secure instant messaging and other privacy services are booming in the wake of the National Security Agency's recently revealed surveillance programs. But the flood of new computer security services is of ...
Yahoo vows to encrypt all its users' personal data (Update)
Yahoo is expanding its efforts to protect its users' online activities from prying eyes by encrypting all the communications and other information flowing into the Internet company's data centers around the ...
Are racks-on-chip the future of data centers?
(Phys.org) —Increasing the scale and decreasing the cost and power of data centers requires greatly boosting the density of computing, storage and networking within those centers. That is the hard truth ...
US court sides with Amazon on CIA cloud contract
A US federal judge has reinstated a CIA cloud computing contract with Amazon, rejecting a challenge from IBM, according to court documents released Tuesday.
Climate contradiction: Less snow, more blizzards
(AP)—With scant snowfall and barren ski slopes in parts of the U.S. Midwest and Northeast the past couple of years, some scientists have pointed to global warming as the culprit.
US seared during hottest year on record by far (Update 2)
The United States of America set an off-the-charts heat record in 2012.
Human brain, internet, and cosmology: Similar laws at work?
(Phys.org)—The structure of the universe and the laws that govern its growth may be more similar than previously thought to the structure and growth of the human brain and other complex networks, such as ...
Wireless data centers could be faster, cheaper, greener
(Phys.org)—Cornell computer scientists have proposed an innovative wireless design that could greatly reduce the cost and power consumption of massive cloud computing data centers, while improving performance.
Popularity versus similarity: A balance that predicts network growth
(Phys.org)—Do you know who Michael Jackson or George Washington was? You most likely do: they are what we call "household names" because these individuals were so ubiquitous. But what about Giuseppe Tartini ...
AMD joins forces with ARM Holdings to battle common rival Intel
Advanced Micro Devices Inc. and ARM Holdings PLC appear to be teaming up to do battle with their common rival, Intel Corp.
X-ray quasars, and a distance record
Quasars are thought to be galaxies whose bright nuclei contain massive black holes around which disks are actively accreting matter. The accretion process releases vast amounts of energy, often including a ...