Optical Mouse Inventor Hunts for a Covid Cure—and May Have Found One
Silicon Valley entrepreneur Steve Kirsch urges the FDA to quickly approve Fluvoxamine to prevent severe illness from Covid Last March, as the Silicon Valley tech community abandoned open offices for working at home, tech entrepreneur Steve Kirs.....»»
What Doctors Want You to Know About XEC, the New COVID-19 Variant
What Doctors Want You to Know About XEC, the New COVID-19 Variant.....»»
These are the best gaming mice to buy in 2024
Think your mouse is holding you back? Here are our top picks to improve your gaming performance......»»
Deep design produces "butterfly" phase mask for light-sheet fluorescence microscopy
Researchers have introduced a solution to the problem of light-sheet fluorescence microscopy: novel illumination beams designed based on deep learning using a trainable phase mask. Their study eliminates the need for sophisticated optical design tool.....»»
An ER Doctor’s Cure for America’s Gun Epidemic
Cedric Dark is a gun-owning emergency physician, a father, and the cousin of a man who was shot to death. This is what he—and the science—say needs to change......»»
Artemis missions could put the most powerful imaging telescope on the moon
Ground-based interferometry on Earth has proven to be a successful method for conducting science by combining light from several telescopes into acting like a single large telescope. But how can an ultraviolet (UV)/optical interferometer telescope on.....»»
Multifunctional phosphor developed for white LED lighting and optical thermometry
In the realm of lighting and temperature measurement, advancements in material science are paving the way for significant improvements in technology and safety. Traditional methods, which combine yellow phosphors with blue chips in LEDs, have limitat.....»»
The profound impact of COVID-19 on China"s agricultural carbon emissions
As global climate warming becomes increasingly severe, scientists are delving deeper into greenhouse gas emissions across various industries. Recently, a study from Duke Kunshan University and Yangzhou University on the changes in China's agricultura.....»»
This movie might just be 2024’s most unnerving action thriller
Kiyoshi Kurosawa, the Japanese director of Pulse and Cure, gets his visual mojo back with this strange action thriller about internet greed and wrath......»»
Found: 280 Android apps that use OCR to steal cryptocurrency credentials
Optical Character Recognition converts passwords shown in images to machine-readable text. Enlarge (credit: Getty Images) Researchers have discovered more than 280 malicious apps for Android that use optical character re.....»»
Plasmonic modulators could enable high-capacity space communication
Researchers have achieved data rates as high as 424Gbit/s across a 53-km turbulent free-space optical link using plasmonic modulators—devices that use special light waves called surface plasmon polaritons to control and change optical signals. The.....»»
Former Penn State students may receive slice of $17M settlement over COVID restrictions
Former Penn State students may receive slice of $17M settlement over COVID restrictions.....»»
Virtual learning linked to rise in chronic absenteeism, study finds
Since the COVID-19 pandemic, rates of chronic absenteeism have nearly doubled across the nation for students in kindergarten through grade 12......»»
Beyond point-to-point triangulation: Dynamic 3D imaging under global illumination
As the "eyes of industry," 3D measurement technology provides comprehensive, accurate, and reliable 3D information for high-end precision manufacturing. Optical measurement methods, such as structured light projection, have been widely adopted in var.....»»
Scientists demonstrate octave-spanning soliton frequency combs on thin-film lithium niobate
The invention of optical frequency combs revolutionized frequency metrology and time-keeping. Miniaturization of such combs onto photonic chips, primarily leveraging the microresonator Kerr soliton frequency comb, expands on these functionalities by.....»»
Study: Giant ultrafast dichroism and birefringence with active nonlocal metasurfaces
The fine and efficient control of the properties of light at ultrafast speed down to the picosecond timescale is a challenging task, crucial for many scientific applications and technologies. For instance, in free-space optical links, manipulating on.....»»
High-refractive-index-modulation nanocomposites for augmented reality displays
Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited refractive index modulation hampers performance,.....»»
Perception and deception in times of crisis: Characteristics of messages and sources that allow information to spread
The COVID-19 pandemic not only gave us a global health crisis but also an infodemic, a term coined by the World Health Organization (WHO) to describe the overwhelming flood of information—both accurate and misleading—that inundated media channels.....»»
Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces
Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»
Advances in optical micronanofiber-enabled tactile sensors and soft actuators
A perfect combination of fiber optics and micro/nanotechnology, optical micro/nanofiber (MNF) is a new type of micro/nano-waveguide structure developed in recent years......»»
New Sisyphus cooling technique could enhance precision of atomic clocks
Researchers in the Neutral Atom Optical Clocks Group at the National Institute of Standards and Technology (NIST), University of Colorado and Pennsylvania State University recently devised a new sub-recoil Sisyphus cooling technique that could help t.....»»