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Cassini spacecraft obtains best views of Saturn hexagon

(Phys.org) —NASA's Cassini spacecraft has obtained the highest-resolution movie yet of a unique six-sided jet stream, known as the hexagon, around Saturn's north pole.

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Scientists discover vast undersea freshwater reserves

Australian researchers said Thursday they had established the existence of vast freshwater reserves trapped beneath the ocean floor which could sustain future generations as current sources dwindle.

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Scientists falter as much as bankers in pursuit of answers

Bankers aim to maximise profits. Scientists aim to understand reality. But Mark Peacey of the University of Bristol suggests, that a new model he's just published in Nature, indicates that both...

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Laser light at useful wavelengths from semiconductor nanowires

Thread-like semiconductor structures called nanowires, so thin that they are effectively one-dimensional, show potential as lasers for applications in computing, communications, and sensing. Scientists...

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Stolen credentials found for about two million compromised accounts

(Phys.org) —Researchers have discovered a mountain-high trove of stolen credentials. Some two million compromised accounts were found on a Netherlands based server using a botnet controller, with the...

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Space scientist suggests mission to Venus might help explain origin of the Moon

(Phys.org) —Robin Canup, a space scientist with the Southwest Research Institute in Colorado has published a Comment piece in the journal Nature proposing that a mission to Venus be considered to help...

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Taking the pulse of a supermassive black hole

(Phys.org) —Rare heartbeat-like pulsations detected from a supermassive black hole may grant scientists better insight into these exotic objects, according to two University of Alabama astronomers who...

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Better batteries possible with new spectroscopic technique

(Phys.org) —A new technique developed at Berkeley Lab's Advanced Light Source could help scientists better understand and improve the materials required for high-performance lithium-ion batteries that...

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Software allows digital brushstrokes

(Phys.org) —A good painter uses simple strokes of a brush to bring texture, contrast and depth to a blank canvas. In comparison, computer programs can have difficulty reproducing the complex and varied...

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SolarCity to back up solar with Tesla batteries

The solar panel installer SolarCity is beginning to address one of solar power's big drawbacks: The sun doesn't always shine.

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Probing for biological polymorphs

(Phys.org) —Humans have devised many amazing and versatile materials (such as plastic and steel) that do not exist in nature. On the other hand, nature has created structures and substances that...

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What happened to comet ISON?

Astronomers have long known that some comets like it hot. Several of the greatest comets in history have flown close to the sun, puffing themselves up with solar heat, before they became naked-eye...

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Microsoft joins move to encrypt Web traffic

Microsoft is joining the movement to encrypt traffic that flows across its networks, citing "serious concerns" about government surveillance.

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Researchers propose foundering of lower island-arc crust explains continental...

(Phys.org) —Oliver Jagoutz of MIT and Mark Behn of Woods Hole Oceanographic Institution are suggesting in a paper they've had published in the journal Nature, that foundering of lower island-arc crust...

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DNA helicity and elasticity explained on the nanoscale

A simple mechanical model to effectively implement the well-known double-stranded structure and the elasticity of DNA on a nano-meter scale has been developed by Jae-Hyung Jeon and Wokyung Sung of...

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Protein clumps as memory: Yeast cells are able to form a memory through an...

Yeast has a somewhat complicated love life: on the one hand, a mother cell can produce genetically identical daughter cells through mitosis (cell division); on the other hand, yeast cells, who exist in...

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Membrane enzymes 'stop and frisk' proteins indiscriminately

For what is believed to be the first time, researchers at The Johns Hopkins University have illuminated the inner workings of an important class of enzymes located inside the outer envelopes of cells....

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Scientists describe how mosquitoes are attracted to humans

Female mosquitoes, which can transmit deadly diseases like malaria, dengue fever, West Nile virus and filariasis, are attracted to us by smelling the carbon dioxide we exhale, being capable of tracking...

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New method of DNA editing allows synthetic biologists to unlock secrets of a...

A group of University of Illinois researchers, led by Centennial Chair Professor of the Department of Chemical and Biomolecular Engineering Huimin Zhao, has demonstrated the use of an innovative DNA...

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Astronomers discover planet that shouldn't be there

An international team of astronomers, led by a University of Arizona graduate student, has discovered the most distantly orbiting planet found to date around a single, sun-like star. It is the first...

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