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Archive for the ‘computing’ category

May 15, 2024

Scientists unveil Mission Impossible 4-inspired smart contact lenses

Posted by in categories: augmented reality, computing, health

Chinese scientists have developed a new type of lens that can be used for health care and augmented reality (AR). Based on radio frequency, the eye-tracking smart contact lenses don’t require battery or conventional silicon chips and are biocompatible and imperceptible.

Set to be used for human-machine interaction (HMI), the smart contact lenses rely on tracking eye movements. The lenses use methods like pupil center corneal reflection and electrooculography (EOG) to track eye movements.

May 15, 2024

Physicists demonstrate first metro-area quantum computer network in Boston

Posted by in categories: computing, internet, quantum physics

It’s one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It’s quite another to physically show it’s possible.

May 14, 2024

Report: Samsung Might Already Be Working on 1,000-Layer NAND

Posted by in categories: computing, electronics

The company is aiming to be the first memory-maker to hit the 1 petabyte barrier in a single SSD.

May 14, 2024

Harvard and Google Neuroscience Breakthrough: Intricately Detailed 1,400 Terabyte 3D Brain Map

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

A collaborative effort between Harvard and Google has led to a breakthrough in brain science, producing an extensive 3D map of a tiny segment of human brain, revealing complex neural interactions and laying the groundwork for mapping an entire mouse brain.

A cubic millimeter of brain tissue may not sound like much. But considering that tiny square contains 57,000 cells, 230 millimeters of blood vessels, and 150 million synapses, all amounting to 1,400 terabytes of data, Harvard and Google researchers have just accomplished something enormous.

A Harvard team led by Jeff Lichtman, the Jeremy R. Knowles Professor of Molecular and Cellular Biology and newly appointed dean of science, has co-created with Google researchers the largest synaptic-resolution, 3D reconstruction of a piece of human brain to date, showing in vivid detail each cell and its web of neural connections in a piece of human temporal cortex about half the size of a rice grain.

May 14, 2024

Revolutionizing Photonics: Lithium Tantalate Powers Next-Gen Optical Circuits

Posted by in category: computing

New photonic integrated circuit technology based on lithium tantalate improves cost-efficiency and scalability, making significant advancements in optical communications and computing.

Optical communications and computing systems have been revolutionized by the rapid advancement in photonic integrated circuits (PICs), which combine multiple optical devices and functionalities on a single chip.

For decades, silicon-based PICs have dominated the field due to their cost-effectiveness and their integration with existing semiconductor manufacturing technologies, despite their limitations with regard to their electro-optical modulation bandwidth. Nevertheless, silicon-on-insulator optical transceiver chips were successfully commercialized, driving information traffic through millions of glass fibers in modern data centers.

May 14, 2024

Lithium tantalate offers cheap, more efficient photonic chips: Study

Posted by in category: computing

Researhcesr from EPFL and SIMIT have managed to develop a new lithium tantalate chip that could reduce costs and improve performance of PICs.

May 13, 2024

Microcapacitors with ultrahigh energy and power density could power chips of the future

Posted by in categories: computing, futurism

In the ongoing quest to make electronic devices ever smaller and more energy efficient, researchers want to bring energy storage directly onto microchips, reducing the losses incurred when power is transported between various device components. To be effective, on-chip energy storage must be able to store a large amount of energy in a very small space and deliver it quickly when needed—requirements that can’t be met with existing technologies.

May 13, 2024

Inside the bizarre world of quantum computing

Posted by in categories: computing, quantum physics

It’s mind-bending tech that could soon transform our lives. What do qubits and cats have to do with it?

May 13, 2024

Research team discovers new property of light

Posted by in categories: computing, solar power, sustainability

A research team headed by chemists at the University of California, Irvine has discovered a previously unknown way in which light interacts with matter, a finding that could lead to improved solar power systems, light-emitting diodes, semiconductor lasers and other technological advancements.

May 13, 2024

Scientists Imaged and Mapped a Tiny Piece of Human Brain. Here’s What They Found

Posted by in categories: biotech/medical, computing, food, neuroscience

Researchers have made a digital map showing a tiny chunk of a human brain in unprecedented detail.

Based on a brain tissue sample that had been surgically removed from a person, the map represents a cubic millimeter of brain—an area about half the size of a grain of rice. But even that tiny segment is overflowing with 1.4 million gigabytes of information—containing about 57,000 cells, 230 millimeters of blood vessels and 150 million synapses, the connections between neurons.

The researchers published their findings in the journal Science on Friday. They have made the data set freely available online and provided tools for analyzing and proofreading it.

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