Most precise measurements of cosmic ray proton and helium spectra above TeV
The Dark Matter Particle Explorer (DAMPE) collaboration reported the precise measurement of the energy spectrum of cosmic ray helium nuclei from 70 GeV to 80 TeV energies on May 18, 2021......»»
Exploiting quantum squeezing to enhance precision of measurements in systems with multiple factors
Quantum squeezing is a concept in quantum physics where the uncertainty in one aspect of a system is reduced while the uncertainty in another related aspect is increased......»»
Advanced data shed light on gravitational basins of attraction that shape the movement of galaxies
A new study has mapped out the gravitational basins of attraction in the local universe, offering fresh insights into the large-scale cosmic structures that shape the movement of galaxies. The study has been published in Nature Astronomy......»»
Scientists uncover a critical component that helps killifish regenerate their fins
Spontaneous injuries like the loss of a limb or damage to the spinal cord are impossible for humans to repair. Yet, some animals have an extraordinary capacity to regenerate after injury, a response that requires a precise sequence of cellular events.....»»
Semimetal-induced covalency achieves high-efficiency electrocatalysis for platinum intermetallic compounds
Compared with other types of batteries, proton exchange membrane fuel cells have the advantages of high discharge power and no pollution, which is also an important carrier for hydrogen energy conversion and utilization. Platinum intermetallic compou.....»»
Murine study suggests cosmic radiation in outer space may affect long-term cognition
During missions into outer space, galactic cosmic radiation (GCR) will penetrate current spacecraft shielding and thus pose a significant risk to human health......»»
ALICE probes the strong interaction three-body problem with new measurements of hadron–deuteron correlations
In an article recently published in Physical Review X, the ALICE collaboration presented its studies of correlations in the kaon–deuteron and proton–deuteron systems, opening the door to precise studies of the forces in three-body nuclear systems.....»»
A versatile approach to realize quantum-enhanced metrology with large Fock states
The collecting of highly precise measurements can enable research developments and technological advancements in numerous fields. In physics, high-precision measurements can unveil new phenomena and experimentally validate theories......»»
Discovering new energy levels in atomic hyperfine structures
Since the late 1960s, the Laboratoire Aimé Cotton (LAC) in Orsay, France, has made significant progress in the classification of complex atomic spectra. These advances have been driven both by the development of Fourier transform spectroscopy, and t.....»»
I compared two of the most popular VPNs to see which is worth it
NordVPN and Proton VPN go head-to-head in my hands-on comparison to find out which privacy and video stream unblocking solution is best for you......»»
Citizen science collaboration yields precise data on exoplanet WASP-77 A b
A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with bounties of information about exoplanets—planets around stars other than the sun. But predicting when these special events occur.....»»
Ultra-Precise Particle Measurement Narrows Pathway to ‘New Physics’
A long-awaited calculation of the W boson’s mass agrees with theory, contradicting a previous anomaly that had raised the possibility of new physics beyond the Standard Model.....»»
Were Bohr and von Neumann really in conflict over quantum measurements?
Analysis suggests that the two pioneers of quantum mechanics, Niels Bohr and John von Neumann, may have had more similar views than previously thought regarding the nature of quantum systems, and the classical apparatus used to measure them......»»
Differential privacy in AI: A solution creating more problems for developers?
In the push for secure AI models, many organizations have turned to differential privacy. But is the very tool meant to protect user data holding back innovation? Developers face a tough choice: balance data privacy or prioritize precise results. Dif.....»»
Neutron scientists wake a sleeping giant after nine-month nap and makeover
What's the best way to wake a giant after a long nap? "Very carefully, and with a lot of planning," said a grinning John Galambos. He was the project director for the Proton Power Upgrade project, or PPU, at Oak Ridge National Laboratory until his re.....»»
New cosmic distance catalog could unlock the mysteries of universe formation
A new catalog providing information on millions of distant galaxies, which determines their distances with unprecedented precision over a field of view and depth never before explored, has been published today......»»
Reinventing the clock: NASA"s new tech for space timekeeping
Here on Earth, it might not matter if your wristwatch runs a few seconds slow. But crucial spacecraft functions need accuracy down to one billionth of a second or less. Navigating with GPS, for example, relies on precise timing signals from satellite.....»»
Science Crossword: Cosmic Goals
Play this crossword inspired by the October 2024 issue of Scientific American.....»»
Researchers develop precise pricing formula for perpetual American strangle options
Perpetual American strangle options (PASOs) offer investors a method for minimizing risk during highly volatile market scenarios by allowing them to buy or sell options at any date without an expiration date. In a new study, researchers investigated.....»»
NordPass vs. Proton Pass: best free and low-cost password manager
I went hands-on with NordPass and Proton Pass, two of the best password managers, comparing features and costs to help you make the right choice......»»
Researchers develop novel covalent organic frameworks for precise cancer treatment delivery
A team of researchers at NYU Abu Dhabi (NYUAD), led by Program Head of Chemistry Ali Trabolsi, have developed nanoscale covalent organic frameworks (nCOFs), crystalline organic polymers that have been modified with peptides to treat the most aggressi.....»»