A vacuum-ultraviolet laser with submicrometer spot for spatially resolved photoemission spectroscopy
If vacuum ultraviolet lasers can be focused into a small beam spot, it will allow investigation of mesoscopic materials and structures and enable the manufacture of nano-objects with excellent precision. Towards this goal, Scientist in China invented.....»»
Researchers spot largest black hole jets ever discovered
The jets are 140 times larger than the Milky Way. Enlarge / Artist's conception of a dark matter filament containing a galaxy with large jets. (Caltech noted that some details of this image were created using AI.) (credit: Martij.....»»
Tracking plasma progression in a picosecond: Physicists develop ultra-fast laser method to study high-density plasmas
In a few picoseconds (trillionths of a second), a small, thin piece of copper momentarily becomes dense plasma, specifically a state called warm dense matter, warm being a relative term—the metal is nearly 200,000 degrees Fahrenheit. With the short.....»»
This iOS 18 feature can save you time and frustration with Home accessories
iOS 18 is a big release with a ton of new features. Some enhancements to the Home app, like support for robot vacuum cleaners, aren’t coming until later. But there’s one update available now that could save you time and frustration. Building your.....»»
Researchers discover highest second-harmonic generation response in deep-ultraviolet phosphate
In the field of nonlinear optics (NLO), deep-ultraviolet (DUV) NLO crystals have garnered attention due to their crucial role in all-solid-state lasers. With ongoing research, the demand for these DUV NLO crystals continues to grow......»»
We gave this ECOVACS robot vacuum and mop four stars — it’s $200 off today
As an early Prime Day Big Deal Days offer the ECOVACS DEEBOT T30S Combo is available at a huge discount. Our Digital Trends' review team gave it four stars......»»
Possum shrimp use their cave"s special smell to trace their way home, study finds
Homing is an animal's ability to navigate towards an original location, such as a breeding spot or foraging territory. Salmon and racing pigeons are famous for homing, but similar behaviors occur in groups as diverse as bees, frogs, rats, and sea tur.....»»
This Hisense laser projector creates an 80 to 120-inch screen for $500 off
The Hisense laser projector on sale at Best Buy today (PL1 X-Fusion) will create anywhere from an 80-inch screen up to 120-inches. A real home movie theater......»»
How to create a pivot table in Excel to slice and dice your data
Here's how to create a pivot table in Excel to slice and dice your data, letting you perform in-depth analyses and spot important trends. If you're new to pivot tables, this guide will get you started with a minimum of fuss......»»
"Disappeared completely": melting glaciers worry Central Asia
Near a wooden hut high up in the Kyrgyz mountains, scientist Gulbara Omorova walked to a pile of gray rocks, reminiscing how the same spot was a glacier just a few years ago......»»
Use this code to save $600 on a new Roomba
The iRobot Roomba Combo j9+ robot vacuum and mop is an excellent cleaning machine, and with our exclusive code, you can get it at $610 off with free shipping......»»
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.....»»
The Roomba robot vacuum and mop is $284 off today with this code
Vacuum and mop your home without lifting a finger. It’s made possible by the iRobot Roomba j5+, and we teamed with Wellbots to give you a discount at checkout!.....»»
Generating spin currents directly using ultrashort laser pulses
An international team of physicists has found that it is possible to generate spin currents directly using certain kinds of ultrashort laser pulses. In their study, published in the journal Physical Review Letters, the group used a linearly polarized.....»»
Neural network improves tunable diode laser absorption spectroscopy quantification accuracy
A research group from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences recently developed a neural network-based absorbance recovery method to improve the accuracy of single path tunable diode laser absorption spect.....»»
Eminent officials say NASA facilities some of the “worst” they’ve ever seen
Buildings at Johnson Space Center in Houston are among the worst at any NASA facility. Enlarge / The primary mirror for the James Webb Space Telescope enters a vacuum test chamber at NASA's Johnson Space Center in 2017. (credit:.....»»
Narwal Freo Z Ultra vs. Dreame L40 Ultra: Which is the better robot vacuum?
The Narwal Freo Z Ultra and Dreame L40 Ultra are both priced at $1,500 and get you tons of cool features. But which robot vacuum is better for your home?.....»»
CNC & Laser Engraved Coin Bank: SainSmart Anniversary Project
To celebrate SainSmart’s anniversary, Windsor Woodcraft, a dedicated SainSmart customer, embarked on a creative project to design and build a wooden and acrylic coin bank. Using the Genmitsu PROVer XL 4030 V2 CNC machine and the Genmitsu L8 20.....»»
NMR spectroscopy method provides faster way to determine chiral structure of molecules
Researchers from Karlsruhe Institute of Technology (KIT) and Voxalytic GmbH have developed a new method that allows, for the first time, the elucidation of the chiral structure of molecules—the exact spatial arrangement of the atoms—by nuclear ma.....»»
Like a diamond in the sky: How to spot NASA"s solar sail demo in orbit
Now that its reflective sail has deployed fully open in orbit, the Advanced Composite Solar Sail System can be seen in the night sky from many locations across the world!.....»»
Space travel comes with risk—SpaceX"s Polaris Dawn mission will push the envelope further than ever
Space is an unnatural environment for humans. We can't survive unprotected in a pure vacuum for more than two minutes. Getting to space involves being strapped to a barely contained chemical explosion......»»