Physics

How Dense Does A Body Have To Be To Break A Concrete Floor?

Solve this *Captain America* physics puzzle.

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Conservation Of Energy Used To Parallelize Quantum Key Distribution

Enlarge (credit: Taki Steve / Flickr) It has been a while since I wrote about quantum key distribution. Once a technology is commercially available, my interest starts to fade. But commercial availability in this case hasn't meant widespread use....
Related topics: Quantum, Flickr

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Advancing The Description Of 'mysterious' Water To Improve Drug Design

Interactions with water dominate how drug molecules bind to targets, but it's tricky to model these interactions, limiting the accuracy of drug design. In a recent paper in The Journal of Chemical Physics, from AIP Publishing, William A. Goddard III...

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Bizarre 'dark Fluid' With Negative Mass Could Dominate The Universe

Forget about dark matter and dark energy, new research suggests that the existence of 'dark fluid' may solve some of the biggest mysteries in physics.

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Saturn Is Losing Its Rings In A ‘worst-case Scenario’ Deterioration

Saturn is losing its rings – the one feature that has defined the planet ever since humans first gazed upon them in the 1600s, the journal Physics is reporting. In fact, so quickly are they disappearing that the space community is calling it a...
Related topics: Saturn, Space

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Pedestrians Keep A 75 Cm Comfort Zone To Prevent Collisions

Pedestrians are constantly avoiding collisions with oncoming people. Meters in advance they unconsciously change their walkway to pass each other. Physicists at Eindhoven University of Technology in collaboration with American and Italian...

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Mit Researchers Can Shrink Objects To Nanoscale

MIT researchers invented a method of shrinking objects to the nanoscale. The team can generate structures one-thousandth the volume of the original using a variety of materials, including metals, quantum dots, and DNA. […] The post MIT...
Related topics: Quantum, DNA, Genetics

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‘avengers: Endgame’ Theory Suggests Tony Stark Will Recreate Ultron

Another day, another Avengers: Endgame theory. One of the biggest questions surrounding the film is who is going to rescue Tony Stark from drifting in space. Other questions ponder how Scott Lang will escape the Quantum Realm, but the biggest...
Related topics: Quantum

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No More Doubts: Two Independent Studies Confirm Ligo’s Nobel Discovery

Enlarge / LIGO's February 11, 2016, press conference in Washington, DC, where they announced the first direct detection of gravitational waves. (credit: Saul Loeb/AFP/Getty Images) Just last month, we told you about a small group of Danish...
Related topics: Scientific Discoveries

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The Crypto Anarchist Manifesto

Tim May, physicist, libertarian-Randian, cypherpunk revolutionary, has died. Here is his Crypto-Anarchist Manifesto first published in 1992. A specter is haunting the modern world, the specter of crypto anarchy. Computer technology is on the verge...

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A Doctoral Student Has Published Intriguing Research Which Describes A Very Simple Design For A...

A doctoral student has recently published intriguing new research which has detailed a very simple and elegant design for a time machine. But could it work and is time travel really possible? According to physics professor Gaurav Khanna, from the...

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‘avengers: Endgame’ Theory: How Ant-man Escapes The Quantum Realm

After the Avengers: Endgame trailer debuted a week ago, it became evident that Scott Lang (Ant-Man) escapes the Quantum Realm. Fans will remember he became stranded in the realm at the end of Ant-Man and The Wasp after Hank Pym, Hope Van Dyne, and...
Related topics: Quantum

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Shrinking Objects To The Nanoscale

Researchers have invented a new way to fabricate nanoscale 3D objects of nearly any shape. They can also pattern the objects with a variety of useful materials, including metals, semiconducting quantum dots, and DNA.
Related topics: Quantum, DNA, Genetics

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Quantum Chemical Calculations On Quantum Computers

A new quantum algorithm has been implemented for quantum chemical calculations such as Full-CI on quantum computers without exponential/combinatorial explosion, giving exact solutions of Schroedinger Equations for atoms and molecules, for the first...
Related topics: Quantum, Algorithms

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New Gravitational Waves Detections Shed Light On Entire Population Of Black Holes

New detections and analysis of gravitational waves – announced Saturday, Dec. 1, at the Gravitational Wave Physics and Astronomy Workshop in College Park, Maryland – broaden scientists’ understanding of the entire population of stellar-mass...
Related topics: Black Holes, Space

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Tangled Magnetic Fields Power Cosmic Particle Accelerators

Magnetic field lines tangled like spaghetti in a bowl might be behind the most powerful particle accelerators in the universe. That’s the result of a new computational study by researchers from the Department of Energy’s SLAC National...

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How Big Data Gives Big Companies Like Apple And Amazon An Edge

Quantum leaps in both data and computing power have given big companies a consistent edge in raising capital more cheaply, a study finds. Given all the bromides about small business being the engine of job creation, it may sound jarring to hear that...
Related topics: Amazon, Quantum

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Blow Up The Vacuum: How The Nobel Prize Spurs The Development Of Science

On December 10, the Nobel Prize in Physics was awarded to scientists Arthur Ashkin, Gérard Mourou and Donna Strickland in Stockholm.
Related topics: Nobel Prize

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Researchers: How Nanoparticles And Lasers Can Help Find Tooth Enamel Microcracks

A group of physicists from the National Research Nuclear University (MEPhI) and the Prokhorov General Physics Institute has suggested a method to discover hidden tooth enamel microcracks and areas of pathogenic microflora accumulation using...
Related topics: Laser, Scientific Discoveries

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Team Invents Method To Shrink Objects To The Nanoscale

MIT researchers have invented a way to fabricate nanoscale 3-D objects of nearly any shape. They can also pattern the objects with a variety of useful materials, including metals, quantum dots, and DNA.
Related topics: Quantum, DNA, Genetics

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