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Physicists create world's smallest engine![]() Dublin, Ireland (SPX) Aug 23, 2019 Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine. Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in international journal Physical Review Letters, explains how random fluctuations affect the operation of microscopic ... read more |
DNA origami joins forces with molecular motors to build nanoscale machinesBoston MA (SPX) Jul 22, 2019 Every year, robots get more and more life-like. Solar-powered bees fly on lithe wings, humanoids stick backflips, and teams of soccer bots strategize how to dribble, pass, and score. And, the more r ... more
DARPA Announces Microsystems Exploration ProgramWashington DC (SPX) Jul 17, 2019 Over the past few decades, DARPA's Microsystems Technology Office (MTO) has enabled revolutionary advances in electronics materials, devices, and systems, which have provided the United States with ... more
Monitoring the lifecycle of tiny catalyst nanoparticlesBochum, Germany (SPX) May 07, 2019 Nanoparticles can be used in many ways as catalysts. To be able to tailor them in such a way that they can catalyse certain reactions selectively and efficiently, researchers need to determine the p ... more
Fast and selective optical heating for functional nanomagnetic metamaterialsUsurbil, Spain (SPX) Apr 23, 2019 Compared to so-far used global heating schemes, which are slow and energy-costly, light-controlled heating, using optical degrees of freedom such as light wavelength, polarisation, and power, allows ... more |
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Audit faults NASA for failing to detect schedule delays for moon return Washington (Sputnik) Sep 19, 2019
NASA's push to return humans to the Moon by 2024 is threatened by a failure to account for schedule delays and cost overruns, the General Accountability Office said in a report on Wednesday.
"For example, NASA should enhance contract management and oversight to improve program outcomes," the report said. "NASA's past approach in this area has left it ill-positioned to identify early warnin ... more |
China's KZ-1A rocket launches two satellites Jiuquan, China (XNA) Sep 02, 2019
Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.
The rocket blasted off at 7:41 a.m. and sent the two satellites into their planned orbit.
Kuaizhou-1A, meaning speedy vessel, is a low-cost solid-fuel carrier rocket with high reliability and a short prep ... more |
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Facebook to stop news headline changes from advertisers San Francisco (AFP) Sept 16, 2019
Facebook said Monday it is working to stop advertisers from changing headlines in links to news stories after concerns raised by a British political party's altering of one such link.
The leading social network confirmed the internal effort in the face of concerns over a BBC headline altered in an ad to evidently change the tone of an article about British government spending on education. ... more |
Audit faults NASA for failing to detect schedule delays for moon return Washington (Sputnik) Sep 19, 2019
NASA's push to return humans to the Moon by 2024 is threatened by a failure to account for schedule delays and cost overruns, the General Accountability Office said in a report on Wednesday.
"For example, NASA should enhance contract management and oversight to improve program outcomes," the report said. "NASA's past approach in this area has left it ill-positioned to identify early warnin ... more |
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Physicists create world's smallest engine Dublin, Ireland (SPX) Aug 23, 2019
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine.
Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in intern ... more |
Clemson physicists lead rocket missions to further explore the wonders of Earth's atmosphere Clemson SC (SPX) Sep 12, 2019
Clemson University physicists will conduct a pair of three-year rocket missions funded by NASA Heliophysics designed to deepen our understanding of the visible and invisible mechanisms that modulate energy into Earth's atmosphere.
Stephen Kaeppler is the principal investigator on a project titled "INCAA," which will study how energy is transferred and dissipated during colorful active auro ... more |
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Physicists create world's smallest engine Dublin, Ireland (SPX) Aug 23, 2019
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine.
Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in intern ... more |
At NY Fashion Week, robotic dresses take on a life of their own New York (AFP) Sept 11, 2019 Fashion and technology have often gone hand in hand, improving supply chains and bringing the world's runways to the masses, but at this week's shows in New York, robotic designs took center stage.
The dresses were conceived with the help of a kit designed by Anina Trepte, a former model and founder of the 360Fashion Network, who wants designers to integrate technology into their work even i ... more |
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Lockheed, Raytheon launch Javelin missiles from unmanned vehicle Washington (UPI) Sep 10, 2019
A team of defense contractors has remotely launched Javelin missiles from an unmanned vehicle.
The Javelin Joint Venture team, a partnership of Raytheon Company and Lockheed Martin, fired the Javelin missiles from a Kongsberg remote launcher mounted on a Titan unmanned ground vehicle in a test fire at the U.S. Army Redstone Test Center in Alabama.
"Javelin offers true fire-and-fo ... more |
Silicon carbide more efficient as a semiconductor Basel, Switzerland (SPX) Sep 09, 2019 |
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New global Space Safety Coalition established Maui HI (SPX) Sep 19, 2019
A first-of-its-kind global ad hoc coalition dedicated to developing and maintaining a set of "living" space-safety best practices was announced at the Advanced Maui Optical and Space Surveillance Technologies Conference - AMOS.
The new coalition, the Space Safety Coalition (SSC), is comprised of space operators, space industry associations and space industry stakeholders. SSC aims to lead ... more |
China must give Hong Kong leaders room to compromise: former governor London (AFP) Sept 17, 2019 China must give Hong Kong leaders leeway to reach a compromise with protesters or face continued unrest in the city, former governor Chris Patten said on Tuesday.
"In order to have a resolution the Chinese government needs to make it clear that they still believe in the treaty which was signed by Britain," he told AFP, referring to the 1985 agreement that led to Hong Kong's return to Chinese ... more |
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High value for Hubble Constant from two gravitational lenses Garching, Germany (SPX) Sep 16, 2019
The expansion rate of the universe today is described by the so-called Hubble constant, and different techniques have come to inconsistent results about how fast our universe actually does expand.
An international team led by the Max Planck Institute for Astrophysics (MPA) has now used two gravitational lenses as new tools to calibrate the distances to hundreds of observed supernovae and t ... more |
UN offers use of ESA's hypergravity centrifuge to researchers worldwide Noordwijk, Netherlands (SPX) Sep 06, 2019
Imagine being able to increase the force of gravity simply by turning a dial. A United Nations fellowship is offering this opportunity to researchers all over the world, through access to ESA's hypergravity-generating Large Diameter Centrifuge.
Manipulate gravity and a lot of other factors shift too: bubbles in liquid alter their behaviour, convection currents accelerate and metal alloys f ... more |
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The long road to clean energy Paris (AFP) Sept 18, 2019
The vital transition to a zero-carbon economy is likely to be a long and rocky road. So-called green energy is booming, but not fast enough to curb climate change, which is accelerating at an alarming pace as oil, gas and coal consumption soar.
- Booming renewables -
Solar, wind, biomass, geothermal, hydro: over the past decade, global production capacity of renewable energies has increa ... more |
Winning bootcamp ideas at Phi-week Paris (ESA) Sep 16, 2019
On the sidelines of ESA's Phi-week, a five-day app-development bootcamp took place where young developers came together to solve big industry challenges using Earth observation data. The teams developed app prototypes, which were tested by a set of users. Those with the best commercial potential were awarded with prizes.
This year's first prize went to PowerPatrol - whose winning idea focu ... more |
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