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Newly observed effect makes atoms transparent to certain frequencies of light

A newly discovered phenomenon dubbed "collectively induced transparency" (CIT) causes groups of atoms to abruptly stop reflecting light at specific frequencies......»»

Category: topSource:  informationweekApr 27th, 2023

First results from 2021 rocket launch shed light on aurora"s birth

Results from a 2021 experiment led by a University of Alaska Fairbanks scientist have begun to reveal the particle-level processes that create the type of auroras that dance rapidly across the sky......»»

Category: topSource:  physorgRelated News1 hr. 30 min. ago

Compact on-chip polarimeter measures light polarization with high accuracy

Reliably measuring the polarization state of light is crucial for various technological applications, ranging from optical communication to biomedical imaging. Yet conventional polarimeters are made of bulky components, which makes them difficult to.....»»

Category: topSource:  physorgRelated News5 hr. 2 min. ago

By looking at individual atoms in tooth enamel, researchers are learning what happens to our teeth as we age

Teeth are essential for helping people break down the food they eat, and are protected by enamel, which helps them withstand the large amount of stress they experience as people chew away. Unlike other materials in the body, enamel has no way to repa.....»»

Category: topSource:  physorgRelated News18 hr. 2 min. ago

How to solve the Three Eyed Gate puzzle in Indiana Jones and the Great Circle

Even Indy doesn't like light puzzles in Indiana Jones and the Great Circle. The three eyed gate puzzle is mandatory, though, so we will help you solve it......»»

Category: topSource:  digitaltrendsRelated News18 hr. 2 min. ago

The New Glenn rocket’s seven powerful engines may light up as soon as today

"Maybe, maybe, maybe today, maybe soon. I think it's very soon." In a widely anticipated test, Blue Origin may ignite the seven main engines on its New Glenn rocket as soon as Thu.....»»

Category: topSource:  arstechnicaRelated News19 hr. 2 min. ago

Newly identified mysterious fossil seed reveals Ice Age climate patterns

La Brea Tar Pits scientists have identified a previously unknown juniper species as Juniperus scopulorum, commonly known as the Rocky Mountain Juniper. The successful identification, along with the first-ever radiocarbon dating of these fossil plants.....»»

Category: topSource:  theglobeandmailRelated News21 hr. 30 min. ago

Prototype sunscreen uses TiO₂ nanoparticles to cool skin while blocking UV rays

Wearing sunscreen is important to protect your skin from the harmful effects of UV radiation but doesn't cool people off. However, a new formula, described in Nano Letters, protects against both UV light and heat from the sun using radiative cooling......»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Unveiling the uncharted Milky Way: Completing the galactic stellar map

By peering into the cosmic dance of stars, a team led by researchers from the Leibniz Institute for Astrophysics Potsdam (AIP) has unraveled the complex structure of our Milky Way galaxy. Assuming that each observed star represents a larger populatio.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Astronomers detect new 1.9-second pulsar using FAST

Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) in China, astronomers have discovered a new pulsar with a spin period of about two seconds. The newly detected pulsar, designated PSR J1922+37, was found in the direction of open.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

In-plane magnetic fields reveal new Hall effect behaviors in advanced materials

In-plane magnetic fields are responsible for inducing anomalous Hall effect in EuCd2Sb2 films, report researchers from the Institute of Science Tokyo. By studying how these fields change electronic structures, the team discovered a large in-plane ano.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Scientists recreate molecular timers to control nanomachine activation rates

Living organisms monitor time—and react to it—in many different ways, from detecting light and sound in microseconds to responding physiologically in pre-programmed ways, via their daily sleep cycle, monthly menstrual cycle, or to changes in the.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Optical spring enables programmable defect mode in new mechanical crystal

Mechanical crystals, also known as phononic crystals, are materials that can control the propagation of vibrations or sound waves, just like photonic crystals control the flow of light. The introduction of defects in these crystals (i.e., intentional.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

SpaceX gets green light for seventh Starship test, but when is it?

The FAA has given the nod to SpaceX to conduct its seventh Starship test from its Starbase site in Texas......»»

Category: topSource:  digitaltrendsRelated NewsDec 19th, 2024

Distant blazar discovery supports rapid black hole formation in the early universe

Astronomers have discovered an important piece of the puzzle of how supermassive black holes were able to grow so quickly in the early universe: a special kind of active galactic nucleus so distant that its light has taken more than 12.9 billion year.....»»

Category: topSource:  informationweekRelated NewsDec 18th, 2024

Nonlinear "skin effect" unveiled in antiferromagnetic materials

A team of researchers has identified a unique phenomenon, a "skin effect," in the nonlinear optical responses of antiferromagnetic materials. The research, published in Physical Review Letters, provides new insights into the properties of these mater.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Antineutrino detection gets a boost with novel plastic scintillator

How do you find and measure nuclear particles, like antineutrinos, that travel near the speed of light?.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

New radar algorithm reveals hidden dance of ionospheric plasma

At night, charged particles from the sun caught by Earth's magnetosphere rain down into the atmosphere. The impacting particles rip electrons from atoms in the atmosphere, creating both beauty and chaos. These high-energy interactions cause the north.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Dying Light: The Beast: release date window, trailers, gameplay, and more

The next chapter in the Dying Light universe isn't called Dying Light 3, but Dying Light: The Beast. Try not to get bit as we run through everything we know......»»

Category: topSource:  digitaltrendsRelated NewsDec 18th, 2024

Where"s my qubit? Scientists develop technique to detect atom loss

Quiet quitting isn't just for burned out employees. Atoms carrying information inside quantum computers, known as qubits, sometimes vanish silently from their posts. This problematic phenomenon, called atom loss, corrupts data and spoils calculations.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Scientists provide insights into photosystem II under low-light conditions

In higher plants and green algae, photosystem II (PSII) usually combines with light harvesting complex II (LHCII) to form the PSII-LHCII supercomplex. Under low-light conditions, the PSII-LHCII supercomplexes are organized laterally into higher-order.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024