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General Physics May 3, 2023

Scientists find link between photosynthesis and 'fifth state of matter'

Inside a lab, scientists marvel at a strange state that forms when they cool down atoms to nearly absolute zero. Outside their window, trees gather sunlight and turn them into new leaves. The two seem unrelated—but a new ...

Optics & Photonics May 2, 2023

Quantum entanglement of photons doubles microscope resolution

Using a "spooky" phenomenon of quantum physics, Caltech researchers have discovered a way to double the resolution of light microscopes.

Condensed Matter May 1, 2023

Researchers pull back the quantum curtain on 'Weyl fermions'

Northeastern researchers have made what they describe as a groundbreaking discovery in the field of quantum mechanics.

Optics & Photonics Apr 26, 2023

Scientists use laser fields to precisely measure and control electron emission of metals

By superimposing two laser fields of different strengths and frequency, the electron emission of metals can be measured and controlled precisely to a few attoseconds. Physicists from Friedrich-Alexander-Universität Erlangen-Nürnberg ...

Astronomy Apr 21, 2023

New look at 'Einstein rings' around distant galaxies just got us closer to solving the dark matter debate

Physicists believe most of the matter in the universe is made up of an invisible substance that we only know about by its indirect effects on the stars and galaxies we can see.

Quantum Physics Apr 20, 2023

Study proves compatibility of two fundamental principles of quantum theory

Quantum theory, which was formulated in the first three decades of the twentieth century, describes a wide array of phenomena at the molecular, atomic and subatomic scales. Among its many technological applications, three ...

Planetary Sciences Apr 17, 2023

We might be able to find evidence for modified gravity in the Earth

Testing the possibility of models of gravity different from general relativity may be closer to home than we think. In a paper published on the arXiv preprint server, a team of researchers has proposed that we might be able ...

Optics & Photonics Apr 14, 2023

How one photon becomes four charge carriers

Photovoltaics, the conversion of light to electricity, is a key technology for sustainable energy. Since the days of Max Planck and Albert Einstein, we know that light as well as electricity come in tiny, quantized packets ...

Astronomy Apr 11, 2023

New findings that map the universe's cosmic growth support Einstein's theory of gravity

For millennia, humans have been fascinated by the mysteries of the cosmos.

Quantum Physics Mar 31, 2023

Seeing is more than believing: Exploring 'de Sitter space' to explain gravity in the expanding early universe

Having more tools helps; having the right tools is better. Utilizing multiple dimensions may simplify difficult problems—not only in science fiction but also in physics—and tie together conflicting theories.

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