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Archive for the ‘computing’ category: Page 248

Jul 29, 2022

“Life-Like” Lasers Can Self-Organize, Adapt, and Cooperate Like Living Systems

Posted by in categories: biotech/medical, computing

Self-organizing lasers could lead to new materials for sensing, computing, light sources, and displays by mimicking features of living systems.

Although many artificial materials have advanced properties, they have a long way to go to combine the versatility and functionality of living materials that can adapt to their situation. For example, in the human body bone and muscle continuously reorganize their structure and composition to better sustain changing weight and level of activity.

Now, scientists have demonstrated the first spontaneously self-organizing laser device, which can reconfigure when conditions change.

Jul 28, 2022

Twin physically unclonable functions (PUFs) based on carbon nanotube arrays to enhance the security of communications

Posted by in categories: computing, encryption, internet, nanotechnology, security

As the amount of data stored in devices and shared over the internet continuously increases, computer scientists worldwide are trying to devise new approaches to secure communications and protect sensitive information. Some of the most well-established and valuable approaches are cryptographic techniques, which essentially encrypt (i.e., transform) data and texts exchanged between two or more parties, so that only senders and receivers can view it in its original form.

Physical unclonable functions (PUFs), devices that exploit “random imperfections” unavoidably introduced during the manufacturing of devices to give physical entities unique “fingerprints” (i.e., trust anchors). In recent years, these devices have proved to be particularly valuable for creating , which are instantly erased as soon as they are used.

Researchers at Peking University and Jihua Laboratory have recently introduced a new system to generate cryptographic primitives, consisting of two identical PUFs based on aligned carbon nanotube (CNT) arrays. This system, introduced in a paper published in Nature Electronics, could help to secure communications more reliably, overcoming some of the vulnerabilities of previously proposed PUF devices.

Jul 28, 2022

DoD signaling demand for satellite support services in geostationary orbit

Posted by in categories: computing, military, mobile phones, satellites

WASHINGTON — The Defense Innovation Unit is funding space projects that the agency hopes will spur commercial investments in satellite refueling technologies and support services for geostationary satellites.

“Imagine a world where every 18 to 24 months, you could simply upgrade the processor on a satellite in GEO the way that you upgrade your smartphone to take advantage of new processing power and new functionality,” said Steve “Bucky” Butow, director of the space portfolio at the Defense Innovation Unit.

DIU, based in Silicon Valley, is a Defense Department agency established in 2015 to help bring privately funded innovation into military programs.

Jul 28, 2022

Martin Shkreli Is Back With a Web3 Drug Discovery Platform

Posted by in categories: biotech/medical, chemistry, computing

The platform, still in the early development phase, is called Druglike, according to a press release that circulated on July 25. Its goals are ostensibly lofty, but the details are extremely sketchy, and Shkreli’s intentions have already drawn skepticism. It’s also unclear whether the enterprise will run Shkreli afoul of his lifetime ban from the pharmaceutical industry, which stemmed from the abrupt and callous 4,000 percent price hike of a life-saving drug that made him infamous.

Shkreli, who is named as a cofounder of Druglike, says the platform aims to make early-stage drug discovery more affordable and accessible. “Druglike will remove barriers to early-stage drug discovery, increase innovation and allow a broader group of contributors to share the rewards,” Shkreli said in the press release. “Underserved and underfunded communities, such as those focused on rare diseases or in developing markets, will also benefit from access to these tools.”

Generally, early-stage drug development can sometimes involve virtual screens to identify potential drug candidates. In these cases, pharmaceutical scientists first identify a “target”—a specific compound or protein that plays a critical role in developing a disease or condition. Then researchers look for compounds or small molecules that could interfere with that target, sometimes binding or “docking” directly to the target in a way that keeps it from functioning. This can be done in physical labs using massive libraries of compounds in high-throughput chemical screens. But it can also be done virtually, using specialized software and a lot of computing power, which can be resource-intensive.

Jul 28, 2022

Australian researchers to build apps for Google quantum computer

Posted by in categories: computing, quantum physics

As part of a $1 billion initiative, Google has hired researchers at Sydney’s biggest unis to find applications for the quantum computer it’s building in the US.

Jul 28, 2022

AMAZING Quantum Discovery May Solve WHY WE EXIST | Quantum Entanglement, Quantum Theory

Posted by in categories: computing, quantum physics

Quantum mechanic discoveries are some of the most groundbreaking discoveries that scientists can make as they allow us to get a better understand of the space and matter around us. From multiple dimensions to quantum superposition, there are many things that are difficult for scientists and physicists to explain. Hopefully we can clear up some of the confusion!

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Jul 28, 2022

New Brain Implant Begins Human Trials — Neuralink Update!

Posted by in categories: computing, space

The Brain Computer Interface industry is progressing quickly and it’s not just Neuralink. Synchron…


The Brain Computer Interface industry is progressing quickly and it’s not just Neuralink. Synchron has been approved for human trials by the FDA and Neuralink might not be far behind.

Continue reading “New Brain Implant Begins Human Trials — Neuralink Update!” »

Jul 28, 2022

NASA’s VIPER Prototype Motors Through Moon-like Obstacle Course

Posted by in categories: computing, quantum physics, space travel

NASA’s Volatiles Investigating Polar Exploration Rover (VIPER) prototype recently endured the most realistic tests to-date of its ability to drive through the most difficult terrain during its mission to the Moon’s South Pole.


Quantum computers, devices that exploit quantum phenomena to perform computations, could eventually help tackle complex computational problems faster and more efficiently than classical computers. These devices are commonly based on basic units of information known as quantum bits, or qubits.

Jul 28, 2022

An alternative superconducting qubit achieves high performance for quantum computing

Posted by in categories: computing, quantum physics

Quantum computers, devices that exploit quantum phenomena to perform computations, could eventually help tackle complex computational problems faster and more efficiently than classical computers. These devices are commonly based on basic units of information known as quantum bits, or qubits.

Researchers at Alibaba Quantum Laboratory, a unit of Alibaba Group’s DAMO research institute, have recently developed a using fluxonium qubits, which have so far not been the preferred choice when developing quantum computers for industry teams. Their paper, published in Physical Review Letters, demonstrates the potential of fluxonium for developing highly performing superconducting circuits.

“This work is a critical step for us in advancing our quantum computing research,” Yaoyun Shi, Director of Alibaba’s Quantum Laboratory, told Phys.org. “When we started our research program, we decided to explore fluxonium as the building block for future quantum computers, deviating from the mainstream choice of the transmon qubit. We believe that this relatively new type of superconducting qubit could go much further than transmon.”

Jul 28, 2022

17-YO Shares 5 Easy Steps To Grow Microgreens At Home, Using Old Milk Packets

Posted by in categories: computing, education

A fter schools shifted to an online teaching mode, 17-year-old Nisha Pathak was worried about her increase in screen time. To avoid spending too much time looking at computers and to keep herself active, the Class 12 student of Neeraja Modi school, Jaipur, Rajasthan, took up farming.

“I wanted to keep myself engaged in activities that did not require looking at a screen. Apart from that, I wanted to grow the veggies and distribute them to underprivileged families living near my home,” says Nisha, adding that she learnt how to prepare seeds and plant them from a gardener in her community premises.

Initially, she grew vegetables like potatoes, onions and tomatoes. The harvest was distributed among underprivileged families who were living in neighbouring areas and were unable to procure fresh vegetables regularly.