Latest science news in Physics & Chemistry
Chemists Create Bipedal, Autonomous DNA Walker
Chemists have created a bipedal, autonomous DNA "walker" that can mimic a cell's transportation system. The device marks a step toward more complex synthetic molecular motor systems.
Bird Feathers Produce Color Through Structure Similar To Beer Foam
Some of the brightest colors in nature are created by tiny nanostructures with a structure similar to beer foam or a sponge, according to researchers.
Process For Making 'Unbreakable' Glass Developed
Wine glasses that don't shatter? Baby bottles that don't break? Coffee mugs that last generations? All are possible with a new process for strengthening glass and ceramics.
'Green Chemistry' Could Ease Manufacture, Boost Usefulness Of Cancer Drug
New research is paving the way for potentially cleaner, more efficient production of cancer-fighting paclitaxel -- better known as the blockbuster drug Taxol.
Carbon Dioxide Forms Polymeric Materials Under High Pressure
Carbon dioxide is a molecular gas at ambient conditions and an important constituent of the Earth's atmosphere. It is also a likely component in the Earth's mantle, and it plays...
Hydrogen Cars Closer To Reality With New Storage System
Researchers have developed a critical part of a hydrogen storage system for cars that makes it possible to fill up a vehicle's fuel tank within five minutes with enough hydrogen...
UPI NewsTrack Health and Science News
NASA to join 24-hour telescope Webcast … Certain molecules may be cancer biomarkers … New car hydrogen storage system created … FDA OKs first generic version of Topamax ... Health/Science...
Study urges coastal wind farms
WASHINGTON, April 3 (UPI) -- Wind farms placed off U.S. coastlines could contribute significantly to meeting the nation's energy needs, says an Interior Department study.
Lasers blow cells over microwalls
Scientists have used the unusual curving properties of laser beams to hurl microparticles and cells over walls
New methods and tools for the development of embedded systems
Together with its European research partners, VTT Technical Research Centre of Finland has developed new methods and tools for the development of embedded systems. The aircraft, car, industrial automation, electronics...
Engineers use composite materials to extend life of existing bridges
A team of University of Kansas engineers is testing a new class of devices that could double the life of America's existing bridges using composite materials.
Fitter Frames: Nanotubes Boost Structural Integrity Of Composites
Chemists have demonstrated that incorporating chemically treated carbon nanotubes into an epoxy composite can significantly improve the overall toughness, fatigue resistance and durability of a composite frame. The discovery could...
Researchers Spy Galfenol's Inner Beauty Mark
Scientists have figured out why an alloy developed by the military over a decade ago behaves the way it does -- it's because of sprinkling of useful imperfections within an...
Mollusks taste memories to build shells
University of California, Berkeley, graduate student Alistair Boettiger has amassed a beautiful collection of seashells, but not by combing the beach. He created them in his computer.
Orders streaming in for new Tesla electric sedans
Tesla Motors says orders have been streaming in for its electric Model S sedans due to begin rolling off assembly lines in 2011.
Palm seeking applications for Pre smartphone
Palm is inviting outside developers to tailor applications for eagerly-awaited Pre smartphones that will be taking on heavyweights such as iPhone and BlackBerry.
Hal, Call Your Office: Computers That Act Like Physicists
Theoretical physicists are not yet obsolete, but scientists have taken a couple of steps toward replacing themselves.
Averting radio spectrum saturation, opportunistically
(PhysOrg.com) -- Mobile users want better video calls, streaming television and faster downloads, placing more demands on the limited radio spectrum available to operators. Could handsets that intelligently sense their...
Cells renew in the human heart
Carbon 14 from Cold Warâ€era nuclear bomb tests allowed researchers to track cell birth
Researchers peer into nanowires to measure dopant properties
tiny wires with a diameter as small as a few billionths of a meter - hold promise for devices of the future, both in technology like light-emitting diodes and...
Spintronics Advance Reveals New Conservation Law In Fundamental Physics
Researchers have taken a major step forward in the technology of spintronics by controlling spin states of highly mobile electrons at different locations in a semiconductor and turning the collective...
Flatland Physics Probes Mysteries Of Superfluidity
New experimental results on the behavior of ultracold, two-dimensional gases reported by physicists may help clarify the mysterious phenomenon called "superfluidity" -- frictionless flow.
High carbon stimulus not G20's way to a sustainable financial future
Many of the economic stimulus packages up for discussion at the G20 summit starting today risk locking the world into a continuing high carbon economy, a new analysis released by...
Magnetism Governs Properties Of Iron-based Superconductors
Though a year has passed since the discovery of a new family of high-temperature superconductors, a viable explanation for the iron-based materials' unusual properties remains elusive. But a team of...
Martin J. Klein, Historian of Physics, Dies at 84
Dr. Klein was the editor of a collection of papers documenting the years in which Albert Einstein completed his work on the general theory of relativity.
Silicon superlattices: New waves in thermoelectricity
(PhysOrg.com) -- A University of Wisconsin-Madison research team has developed a new method for using nanoscale silicon that could improve devices that convert thermal energy into electrical energy.
Electrical engineer cracks code to detect media tampering
(PhysOrg.com) -- An NJIT electrical engineer has cracked the code that will enable researchers around the world to detect tampering with electronic images.
Silicon Micro-Islands And Nano-Spikes Channel Water On Glass Slides
Working at the nanoscale level, engineering researchers have created stable superhydrophilic surfaces on a glass substrate. The surfaces, made of randomly placed and densely distributed micron-sized silicon islands with nano-sized...