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Astronomy Nov 1, 2023

Can there be double gravitational lenses?

If you, like me, have used telescopes to gaze out at the wonders of the universe, then you too may have been a little captivated by the topic of gravitational lensing. Think about it: how cool is it that the very universe ...

Optics & Photonics Oct 26, 2023

Singles become pairs: New insights into the light scattering of atoms

Researchers headed by Jürgen Volz and Arno Rauschenbeutel from the Department of Physics at the Humboldt University of Berlin, partners of the DAALI project, have gained new insights into the scattering of light by a fluorescent ...

Condensed Matter Oct 16, 2023

Photonic crystals bend light as though it were under the influence of gravity

A collaborative group of researchers has manipulated the behavior of light as if it were under the influence of gravity. The findings, which were published in the journal Physical Review A on September 28, 2023, have far-reaching ...

Astronomy Oct 11, 2023

Deciphering gravitational waves

When two black holes collide, the impact is so big that we can detect it all way here on Earth. These objects are so immense that their collisions send ripples through spacetime itself. Scientists call these ripples gravitational ...

Quantum Physics Oct 9, 2023

Speeding up creation of quantum entanglement

A team of researchers has found a way to speed up the creation of quantum entanglement, a mystifying property of quantum mechanics that Albert Einstein once described as "spooky action at a distance."

Astronomy Oct 8, 2023

Saving Mt. Wilson Observatory: Inside the long battle to maintain the spot where we found our place in the universe

Los Angeles was once the best place in the world to see the universe.

Astronomy Oct 5, 2023

Gravitational distortion of time helps tell modified gravity apart from a dark force

With his theory of General Relativity in 1915, Albert Einstein revolutionized how we think about our universe. Rather than the cosmos simply providing the room for the planets and stars to orbit each other, space and time ...

Other Sep 30, 2023

Things to know about the Nobel Prizes

Fall has arrived in Scandinavia, which means Nobel Prize season is here.

Materials Science Sep 30, 2023

Striking rare gold: Researchers unveil new material infused with gold in an exotic chemical state

For the first time, Stanford researchers have found a way to create and stabilize an extremely rare form of gold that has lost two negatively charged electrons, denoted Au2+. The material stabilizing this elusive version ...

Nanophysics Sep 28, 2023

Using Einstein's tea leaf paradox to study nanofluids

Stirring can allow the dispersion of substances evenly in liquid. Einstein's tea leaf paradox is a concept that shows how tea leaves can concentrate in a doughnut shape through a secondary flow effect during stirring. In ...

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