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Archive for the ‘computing’ category: Page 180

Aug 28, 2023

Researcher finds inspiration from spider webs and beetles to harvest fresh water from thin air

Posted by in categories: computing, quantum physics, sustainability

Nature is the ultimate quantum computer.


A team of researchers is designing novel systems to capture water vapor in the air and turn it into liquid.

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Aug 28, 2023

Scientists use quantum device to slow down simulated chemical reaction 100 billion times

Posted by in categories: chemistry, computing, environmental, quantum physics, solar power

Scientists at the University of Sydney have, for the first time, used a quantum computer to engineer and directly observe a process critical in chemical reactions by slowing it down by a factor of 100 billion times.

Joint lead researcher and Ph.D. student, Vanessa Olaya Agudelo, said, It is by understanding these basic processes inside and between molecules that we can open up a new world of possibilities in , drug design, or harvesting.

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Aug 27, 2023

Will the cloud kill the data centre? Jim Chanos thinks so

Posted by in category: computing

Anna Gross in London.

In June, Chanos — who won big bets on the downfall of US energy group Enron and the German payments company Wirecard — announced that his eponymous investment firm is raising several hundred million dollars for a fund that will take short positions in US-listed data centre groups.

Aug 27, 2023

Thieves Go High-Tech To Steal Today’s Computerized Cars

Posted by in categories: computing, media & arts, transportation

This post is also available in: he עברית (Hebrew)

Today’s cars can contain over 100 computers and millions of lines of software code, which are all networked together and can operate all aspects of your vehicle. It is only logical that following this shift, car theft has gone high-tech.

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Aug 26, 2023

Scientists Tried to Re-create an Entire Human Brain in a Computer. What Happened?

Posted by in categories: computing, neuroscience

The Human Brain Project wraps up in September after a decade. It had notable achievements and a troubled past.

Aug 26, 2023

New Quantum Computing Paradigm: Game-Changing Hardware for Faster Computation

Posted by in categories: computing, information science, quantum physics

Using natural quantum interactions allows faster, more robust computation for Grover’s algorithm and many others.

Los Alamos National Laboratory scientists have developed a groundbreaking quantum computing.

Performing computation using quantum-mechanical phenomena such as superposition and entanglement.

Aug 26, 2023

New Codes Could Make Quantum Computing 10 Times More Efficient

Posted by in categories: computing, quantum physics

By Charlie Wood

Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting codes suggests that the task might be slightly more feasible than many feared.

Aug 26, 2023

How does it feel to live with a cerebral implant?

Posted by in categories: computing, neuroscience

How looks life with na implant in brain.


Brain-computer interface technology is a fast-growing field but how does it feel to live with an implant inside of you?

In 2014, Ian Burkhart looked down at his hand and imagined closing it. To his astonishment, his hand did just that.

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Aug 25, 2023

Could the Universe be a giant quantum computer?

Posted by in categories: alien life, computing, information science, mathematics, particle physics, quantum physics

In their 1982 paper, Fredkin and Toffoli had begun developing their work on reversible computation in a rather different direction. It started with a seemingly frivolous analogy: a billiard table. They showed how mathematical computations could be represented by fully reversible billiard-ball interactions, assuming a frictionless table and balls interacting without friction.

This physical manifestation of the reversible concept grew from Toffoli’s idea that computational concepts could be a better way to encapsulate physics than the differential equations conventionally used to describe motion and change. Fredkin took things even further, concluding that the whole Universe could actually be seen as a kind of computer. In his view, it was a ‘cellular automaton’: a collection of computational bits, or cells, that can flip states according to a defined set of rules determined by the states of the cells around them. Over time, these simple rules can give rise to all the complexities of the cosmos — even life.

He wasn’t the first to play with such ideas. Konrad Zuse — a German civil engineer who, before the Second World War, had developed one of the first programmable computers — suggested in his 1969 book Calculating Space that the Universe could be viewed as a classical digital cellular automaton. Fredkin and his associates developed the concept with intense focus, spending years searching for examples of how simple computational rules could generate all the phenomena associated with subatomic particles and forces3.

Aug 25, 2023

Paralysis can rob people of their ability to speak. Now researchers hope to give it back

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

That early experience drove his professional interest in helping people communicate.

Now, Henderson’s an author on one of two papers published Wednesday showing substantial advances toward enabling speech in people injured by stroke, accident or disease.

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