Tunable "metasurface" is akin to optical swiss army knife
MIT engineers and colleagues report important new advances on a tunable metasurface, or flat optical device patterned with nanoscale structures, that they compare to a Swiss army knife while its passive predecessor can be thought of as just one tool,.....»»
CRONT: Empowering optical tweezers with "biometric eyes"
Optothermal nanotweezers, an innovative optical manipulation technique over the past decade, have revolutionized classical optical manipulation by efficiently capturing a broader spectrum of nanoparticles. While this technique has been primarily used.....»»
High-power fiber lasers emerge as a pioneering technology
Optical scientists have found a new way to significantly increase the power of fiber lasers while maintaining their beam quality, making them a future key defense technology against low-cost drones and for use in other applications such as remote sen.....»»
Scientists 3D print a robotic hand with human-like bones and tendons
As a layer is printed, an optical scan IDs flaws and corrects them in the next layer. Enlarge / The 3D-printed hand made via the new method. (credit: ETH Zurich/Thomas Buchner) Have you ever wondered why robots are unabl.....»»
NASA"s Deep Space Optical Comm demo sends, receives first data
DSOC, an experiment that could transform how spacecraft communicate, has achieved "first light," sending data via laser to and from far beyond the moon for the first time......»»
How to develop bio-inspired catalysts
Victor Mougel is an absolute fan of nature, not only because he grew up on a farm, spends a lot of time outdoors with his wife and children, and sometimes rides up and down Swiss mountains on his road bike. He also believes that no chemist can hold a.....»»
Study predicts to what extinct invasive quagga mussel will spread in affected lakes
The invasive quagga mussel has already gained a foothold in numerous bodies of water in Switzerland. For three affected Swiss lakes, a prediction of the extent to which the quagga mussel will continue to spread has now been made for the first time as.....»»
HDMI ARC or digital optical: what’s the difference, and which is best for you?
HDMI ARC and optical are the two go-to connections for sending digital sound from one device to another, but is there a difference between them? Let's find out......»»
Using eclipses to calculate the transparency of Saturn"s rings
A Lancaster University Ph.D. student has measured the optical depth of Saturn's rings using a new method based on how much sunlight reached the Cassini spacecraft while it was in the shadow of the rings......»»
Unlocking the secrets of spin with high-harmonic probes
Deep within every piece of magnetic material, electrons dance to the invisible tune of quantum mechanics. Their spins, akin to tiny atomic tops, dictate the magnetic behavior of the material they inhabit. This microscopic ballet is the cornerstone of.....»»
How we"re building the world"s biggest optical telescope to crack some of the greatest puzzles in science
Astronomers get to ask some of the most fundamental questions there are, ranging from whether we're alone in the cosmos to what the nature of the mysterious dark energy and dark matter making up most of the universe is......»»
Save 60% on a high-speed Swiss VPN this Black Friday
A 30-month subscription to ProtonVPN is on sale for £104.19 this Black Friday, saving you 60% on list price. SAVE 60%: A 30-month subscription to ProtonVPN is on sale for £104.19 this Black Friday, saving you 60% on list price......»»
Keep your knives in good shape with this $70 knife sharpener
Sharpen a new edge on your knife with the Angle Pro Knife Sharpener or get two sharpeners for $125. TL;DR: As of November 9, get the Angle Pro Knife Sharpener for just $69.99 — or two for only $124.99.When your knives eventually grow dull.....»»
This 10-piece complete Japanese knife gift set is $216
This Japanese knife set is 56% off. Ten knives from Seido will cover all your cooking needs for the holiday season. TL;DR: As of November 9, get the Seido Tengoku 10-piece knife set for only $215.99 — that's 56% off.When you’re cook.....»»
3D printing precisely: Low-cost error compensation for fabrication of high-precision microstructures
In today's fast-paced technological landscape, the proverb "the bigger the better" was turned upside down and a race to make everything smaller has started. From miniature optical components to micro-scale medical devices, the quest for creating ever.....»»
An optical and electrically driven single-molecule Raman switch
The role of molecular junctions in nanoelectronics is most often associated with electronic transport; however, their precise characterization hinders their widespread development. Recently, most research has focused on investigating molecular juncti.....»»
Why Capcom thinks PC game modding is akin to “cheating”
Japanese publisher cites reputational damage, support costs of "unauthorized" mods. Enlarge (credit: Aurich Lawson | Getty Images) For most PC gamers, the ability to update their game with a wide variety of mods is a hug.....»»
Bringing a shark to a knife fight: 7,000-year-old shark-tooth knives discovered in Indonesia
Excavations on the Indonesian island of Sulawesi have uncovered two unique and deadly artifacts dating back some 7,000 years—tiger shark teeth that were used as blades......»»
NASA improves GIANT optical navigation technology for future missions
Goddard's GIANT optical navigation software helped guide the OSIRIS-REx mission to the Asteroid Bennu. Today its developers continue to add functionality and streamline useability for future missions......»»
Study enhances validation of MERRA-2 aerosol optical thickness dataset in China
A new study published in Atmosphere on Oct. 23 has made advances in the validation of MERRA-2 Aerosol Optical Thickness dataset in China. The study was conducted by scientists from the Aerospace Information Research Institute (AIR) of the Chinese Aca.....»»
Himalayan communities are under siege from landslides—and climate change is worsening the crisis
Three-quarters of annual rain in the Himalayas arrives in the monsoon season from June to September. Within this rainy period are sudden and extremely intense cloudbursts, which often "pop" over a relatively small area (akin to a cloud bursting open.....»»