A thousand times smaller than a grain of sand—glass sensors 3D-printed on optical fiber
In a first for communications, researchers in Sweden 3D printed silica glass micro-optics on the tips of optic fibers—surfaces as small as the cross section of a human hair. The advance could enable faster internet and improved connectivity, as wel.....»»
Optical spring enables programmable defect mode in new mechanical crystal
Mechanical crystals, also known as phononic crystals, are materials that can control the propagation of vibrations or sound waves, just like photonic crystals control the flow of light. The introduction of defects in these crystals (i.e., intentional.....»»
Miniaturized all-fiber photoacoustic spectrometer for intravascular gas detection rivals lab-based systems
Miniaturized spectroscopy systems that can detect trace concentrations at the parts-per-billion (ppb) level are of the utmost importance in applications ranging from environmental monitoring and industrial process control to biomedical diagnostics. H.....»»
Nonlinear "skin effect" unveiled in antiferromagnetic materials
A team of researchers has identified a unique phenomenon, a "skin effect," in the nonlinear optical responses of antiferromagnetic materials. The research, published in Physical Review Letters, provides new insights into the properties of these mater.....»»
Old moon, young crust: Violent volcanism may mean the moon is much older than previously thought
After its formation, the moon may have been the scene of such immense volcanic activity that its entire crust melted several times and was completely churned through. At that time, the moon orbited significantly closer to Earth than today. The result.....»»
Thin-film tech makes nuclear clocks a 1,000 times less radioactive and more affordable
In the quest for ultra-precise timekeeping, scientists have turned to nuclear clocks. Unlike optical atomic clocks—which rely on electronic transitions—nuclear clocks utilize the energy transitions in the atom's nucleus, which are less affected b.....»»
25 years after Lothar: How the windstorm rebuilt Swiss forests
On the morning of December 26, 1999, the winter storm "Lothar" swept across Switzerland, knocking down around 14 million cubic meters of wood, three times the annual logging volume. WSL experts answer numerous questions about how the forest is doing.....»»
NYT Connections: hints and answers for Wednesday, December 18
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
NYT Mini Crossword today: puzzle answers for Wednesday, December 18
The NYT Mini crossword might be a lot smaller than a normal crossword, but it isn't easy. If you're stuck with today's crossword, we've got answers for you here......»»
NYT Crossword: answers for Wednesday, December 18
The New York Times crossword puzzle can be tough! If you're stuck, we're here to help with a list of today's clues and answers......»»
Sonos Sub Mini vs. Sonos Sub 4: Which boom should you buy?
Which Sonos subwoofer is the right fit for your home? Should you opt for the tried-and-true larger Sonos Sub or the smaller Sub Mini? Let's compare to find out......»»
Report: Elon Musk failed to report movement required by security clearance
No federal agencies have accused Musk of disclosing classified information. A new investigation from The New York Times suggests that SpaceX founder Elon Musk has not been reporti.....»»
Study maps bed bugs" genomes in unprecedented detail to find out why they just won"t die
Scientists mapped near-gap-free and near-error-free genomes of a susceptible bed bug strain and a superstrain around 20,000 times more insecticide-resistant, offering the broadest look yet at the full scope of their resistance mutations......»»
Best Apple deals still shipping in time for the holidays: M4 MacBook, MacBook Air, iPad, Apple Watch Series 10, more
We are now officially one week out from Christmas Eve 2024 and shipping times on Apple gear are starting to slip beyond the big day. If you’re still looking to score a sweet Apple gift for you or a special someone, we have decided to put together a.....»»
Genetic test will help safeguard quinoa from downy mildew
Quinoa's grain-like seed offers a flavorful, nutrition-packed addition to soups, salads and side dishes, as well as ingredient for cereals, snacks and pasta. But in order for this versatile seed to get from farm field to table, quinoa growers must be.....»»
NYT Connections: hints and answers for Tuesday, December 17
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
NYT Mini Crossword today: puzzle answers for Tuesday, December 17
The NYT Mini crossword might be a lot smaller than a normal crossword, but it isn't easy. If you're stuck with today's crossword, we've got answers for you here......»»
NYT Crossword: answers for Tuesday, December 17
The New York Times crossword puzzle can be tough! If you're stuck, we're here to help with a list of today's clues and answers......»»
Threat of abrupt mortality events keeps endangered monkey population at risk, despite decades of growth
Despite the population being almost four times larger than it was in 1982, a new study published in the journal Ecology suggests the northern muriqui monkeys remain at risk, especially in the face of ongoing habitat disturbances......»»
Deals: M3 MacBook Air $400 off the original price, M4 iPad Pro $200 off, Beats Solo 4 $100 off, more
While shipping cut-off times ahead of the big day are starting to close, we are still tracking all-time low pricing on Apple Watch Series 10 alongside what might very well be some of your last chances to wrap up Apple’s latest this year. Best Buy h.....»»
Why do we get headaches from drinking red wine?
It's not the tannins or sulfites after all. Medical accounts of red wine headaches go back to Roman times, but the experience is likely as old as winemaking—something like 10,00.....»»