Measuring periodical cicadas" chorus with fiber optic cables
Hung from a common utility pole, a fiber optic cable—the kind bringing high-speed internet to more and more American households—can be turned into a sensor to detect temperature changes, vibrations, and even sound, through an emerging technology.....»»
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.....»»
Dynamics of skyrmion spin states confirmed in neutron-scattering experiments
RIKEN researchers have brought low-energy devices based on spintronics one step closer, by measuring the dynamics of tiny magnetic vortices......»»
Apple supplier Luxshare invests $330 million in Vietnam plant
Vietnamese authorities are allowing AirPods supplier Luxshare to expand its production facilities, more than doubling its investment to $504 million.Apple CEO Tim Cook at a Luxshare plantLuxshare began as a company making accessories such as cables,.....»»
After big drop in ISP competition, Canada mandates fiber-network sharing
Bell claims it will cut fiber spending by $1 billion in protest of CRTC ruling. Enlarge (credit: Getty Images | Yuichiro Chino) In an attempt to boost broadband competition, Canada's telecom regulator is forcing large ph.....»»
Measuring the impact of desert greening
Long-term satellite data shows a significant cooling effect of vegetation on land surface temperature. The searing heat of the Arabian Peninsula translates to a population vulnerable to heat stress. As temperatures continue to rise, effective strateg.....»»
Researchers can now visualize osmotic pressure in living tissue
In order to survive, organisms must control the pressure inside them, from the single-cell level to tissues and organs. Measuring these pressures in living cells and tissues in physiological conditions is a challenge......»»
Google Fiber is getting outrageously fast 20Gbps service
For now this is early access, but "most" customers will get upgraded eventually. Enlarge / Google Fiber Labs brings quick internet to early adopters. (credit: Google) Google Fiber is still operating in a handful of citi.....»»
New measuring tool tracks food security over time
Researchers from the Charles H. Dyson School of Applied Economics and Management have developed a new method for measuring food insecurity, which for millions of people in the U.S. is more than just an abstract concept......»»
Measuring mechanical stresses and strains in graphene-based supercapacitor electrodes
Texas A&M University researchers have discovered that when charging a supercapacitor, it stores energy and responds by stretching and expanding. This finding can be used to design new materials for flexible electronics or other devices that must be b.....»»
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.....»»
Manchester University claims huge drone record
The Giant Foamboard Quadcopter is a cardboard-like uncrewed drone measuring 6.4m corner to corner......»»
Why are some USB-C cables more expensive than others? This X-ray scan reveals why
Some companies like Apple charge a premium for “basic” accessories like cables, but have you ever wondered why? The post Why are some USB-C cables more expensive than others? This X-ray scan reveals why appeared first on Phandroid. The.....»»
Chaos Raman distributed optical fiber sensing
The timeliness and accuracy of detection technology is directly related to the safety of people's lives and property. In the application of this technology, temperature is a physical quantity that must to be focused on. Compared with other temperatur.....»»
Unearthing the ecological impacts of cicada emergences on North American forests
Every 13 or 17 years, billions of cicadas emerge from the ground to reproduce in eastern North American deciduous forests. One of the largest emergence events of these insects happened in 2021 when the Brood X cicadas emerged. Researchers who studied.....»»
Apple’s $130 Thunderbolt 4 cable could be worth it, as seen in X-ray CT scans
It helps if you see what's deep inside $10, $5, and even $4 USB-C cables. Enlarge / Apple's Thunderbolt 4 (USB-C) Pro cable connector in its reinforced, grounded metal shell (left) and its single-piece crimped cable strain relief.....»»
Exceptional-point-enhanced sensitivity: A new paradigm for high-sensitivity fiber sensors
The sensitivity of a fiber sensor can be enhanced severalfold using an exceptional point (EP), according to a recent paper published in Opto-Electronic Advances. The technique has the potential to transform fiber sensing technology toward a new era o.....»»
“Cisco buried the lede.” >10,000 network devices backdoored through unpatched 0-day
An unknown threat actor is exploiting the vulnerability to create admin accounts. Enlarge / Cables run into a Cisco data switch. (credit: Getty Images) On Monday, Cisco reported that a critical zero-day vulnerability in.....»»
Researchers test seafloor fiber optic cable as an earthquake early warning system
One of the biggest challenges for earthquake early warning systems (EEW) is the lack of seismic stations located offshore of heavily populated coastlines, where some of the world's most seismically active regions are located......»»
Nikon Small World 2023 photo microscopy contest: Meet this year’s top 20 winners
Your annual reminder that science can be beautiful as well as informative. Enlarge / The winning entry: a rodent optic nerve head with astrocytes (yellow), contractile proteins (red), and retinal vasculature (green). (credit: Has.....»»
Measuring the changing soundscape in Glacier National Park
From the eerie echo of a bugling elk to the gentle swoosh of water lapping against a stony shore, a unique combination of sounds helps distinguish each national park. This acoustic environment, as perceived by humans, is known as a soundscape, and it.....»»