What is a laser TV?
If you want the biggest image possible, for the best price, you want a laser TV. Here's what you need to know......»»
Best Black Friday printer deals on laser, inkjet and photo printers
If you're thinking about buying a laser, inkjet or photo printer, you shouldn't miss the huge discounts that are available from this year's Black Friday deals......»»
Recording the first daily measurements of Earth"s rotation shifts
Researchers at the Technical University of Munich (TUM) have succeeded in measuring the Earth's rotation more exactly than ever before. The ring laser at the Geodetic Observatory Wettzell can now be used to capture data at a quality level unsurpassed.....»»
Researchers develop cheap and efficient ethanol catalyst from laser-melted nanoparticles
Ethanol fuel cells are regarded as promising sources of green electricity. However, expensive platinum catalysts are used in their production. Research on laser melting of suspensions carried out at the Institute of Nuclear Physics of the Polish Acad.....»»
Humane fully details $699 ‘Ai Pin’ and what it can do [Gallery]
After years of teasing, Humane today fully unveiled its Ai Pin, a wearable camera with laser projector, for $699 and a $24 per month subscription to access cellular connectivity and other services. more….....»»
Daily deals Nov. 4: MacBooks from $360, AirTag 4-pack for $87, $270 off Roborock Q7 Max Robot Vacuum & Mop, more
Today's top deals include triple-digit savings on the new M3 MacBook Pro for ViP members, $800 off an Awol Vision 4K ultra short throw triple laser projector, and more.Daily deals on MacBooks, AirTags & moreThe AppleInsider crew scours the web for un.....»»
NASA"s first two-way end-to-end laser communications system
NASA is demonstrating laser communications on multiple missions—showcasing the benefits infrared light can have for science and exploration missions transmitting terabytes of important data......»»
Review: Acmer Laser P2 a 33 Watt Diode
Review: Acmer Laser P2 a 33 Watt Diode.....»»
Enhanced laser heterodyne spectroscopy helps atmospheric greenhouse gas measurements
A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has improved the measurement accuracy of atmospheric greenhouse gases, including carbon dioxide, by using an Erbium-doped Fiber.....»»
LIGO surpasses the quantum limit
In 2015, the Laser Interferometer Gravitational-Wave Observatory (LIGO), made history when it made the first direct detection of gravitational waves—ripples in space and time—produced by a pair of colliding black holes......»»
Realizing vertical ultraviolet-B semiconductor laser diodes for high optical output
Ultraviolet (UV) rays are electromagnetic waves with wavelengths ranging from 100 to 380 nanometers (nm). These wavelengths can be classified into three regions: UV-A (315–380 nm), UV-B (280–315 nm), and UV-C (100–280 nm), with the latter two c.....»»
One of the best color laser printers just got a bit cheaper
The Brother HL-L3230CDW color laser printer, which is perfect for home offices and small businesses, is currently on sale from Amazon for an affordable $250......»»
X-ray lasers: Why does brighter mean darker?
When we illuminate something, we usually expect that the brighter the source we use, the brighter the resulting image will be. This rule also works for ultra-short pulses of laser light—but only up to a certain intensity. The answer to the question.....»»
Researchers develop an innovative microscope platform to unveil the intricacies of skeletal muscle regeneration
Researchers at the Hong Kong University of Science and Technology (HKUST) have created a cutting-edge platform consisting of a dual-laser nonlinear optical microscope to investigate the dynamics of muscle satellite cells (MuSCs) during the process of.....»»
3D isotropic microfabrication in glass using spatiotemporal focusing of femtosecond laser pulses
Femtosecond (fs) laser direct writing (FLDW) is a laser micro/nano manufacturing technology that can focus the laser pulses on the surface or inside the material, causing local changes in material properties through nonlinear laser-material interacti.....»»
Widely tunable and high resolution mid-infrared laser based on optical parametric oscillator
A widely tunable and high resolution mid-infrared radiation source operating in the 3–5 µm region has been applied to numerous frontier applications, including remote sensing, molecular spectroscopy, and atmosphere environmental monitoring......»»
Physicists create new form of antenna for radio waves
University of Otago physicists have used a small glass bulb containing an atomic vapor to demonstrate a new form of antenna for radio waves. The bulb was "wired up" with laser beams and could therefore be placed far from any receiver electronics......»»
NASA’s Psyche Mission Is Off to Test a Space Laser (for Communications)
The Psyche probe is heading to its namesake metal-rich asteroid. Along the way, it will demonstrate a near-infrared laser system to send high-rate data hundreds of millions of miles home......»»
Best color laser printers for 2023: tested and reviewed
Color laser printers are the go-to choice for home offices and small businesses. But which should you buy? Here are our picks for the best color laser printers......»»
Daily deals Oct. 13: $1,500 off 2TB MacBook Pro, up to 49% off iPad Pro, Samsung Odyssey G9 $899, more
Today's top deals include 46% off an OtterBox iPhone 14 Commuter Series case, $370 off a Roborock Q7 Max Plus robot vacuum and mop, 50% off Soundcore by Anker wireless earbuds, Canon laser printer for $199.99, and more.Save on M1 MacBook Pro, iPad Pr.....»»
Creating a broadband diffractive graphene orbital angular momentum metalens by laser nanoprinting
Optical beams carrying orbital angular momentum (OAM) attract widespread attention and play an important role in optical data storage, optical communications, quantum information processing, super-resolution imaging, and optical trapping and manipula.....»»