Et Tu, Signal?
Software developer Stephen Diehl on Signal's move to introduce support for cryptocurrency: Many technologists viscerally felt yesterday's announcement as a punch to the gut when we heard that the Signal messaging app was bundling an embedded cryptocu.....»»
Photonic integrated erbium doped amplifiers reach commercial performance
Erbium-doped fiber amplifiers (EDFAs) are devices that can provide gain to the optical signal power in optical fibers. They are often used in long-distance communication fiber optic cables and fiber-based lasers. Invented in the 1980s, EDFAs have pro.....»»
There could be four hostile civilizations in the Milky Way, researcher speculates
In 1977, the Big Ear Radio Telescope at Ohio State University picked up a strong narrowband signal from space. The signal was a continuous radio wave that was strong in intensity and frequency and had many expected characteristics of an extraterrestr.....»»
Did a giant radio telescope in China just discover aliens? Not so FAST...
"Extraordinary claims require extraordinary evidence," said Carl Sagan. This phrase is the standard that astronomers will be applying to a curious signal captured with China's "Sky Eye" telescope that might be a transmission from alien technology......»»
Giant "Sky Eye" telescope may have picked up alien signals, Chinese researchers say
Chinese researchers have found a signal that could be from alien civilizations, the country's science ministry is reporting......»»
New HDMI version fixes the TV cable"s biggest problem
New 2.1a standard allows consoles and streaming boxes to provide additional power to HDMI cables, meaning longer leads can maintain a strong signal.....»»
NASA moon mission set to break record in navigation signal test
As the Artemis missions journey to the moon and NASA plans for the long voyage to Mars, new navigation capabilities will be key to science, discovery, and human exploration......»»
New Roomba operating system has no new features, but vast dreams
iRobot aims to differentiate its robots with software through OS rebrand. Enlarge / iRobot Roomba j7+ robot vacuum. (credit: iRobot) Roomba launched the iRobot OS on Tuesday to signal its robotic household cleaners' advanced.....»»
Unusual neutron star spinning every 76 seconds discovered in stellar graveyard
An international team led by a University of Sydney scientist has discovered an unusual radio signal emitting neutron star that rotates extremely slowly, completing one rotation every 76 seconds......»»
Women resent compliments about communality at work
Women feel more frustrated than men by the gendered expectations placed on them at work, even when those expectations appear to signal women's virtues and are seen as important for workplace advancement, according to new Cornell research......»»
Famous "Alien" Wow! Signal May Have Come From Distant, Sunlike Star
Researchers may have pinpointed the source of a famous supposed alien broadcast discovered nearly a half century ago. Space.com reports: The prominent and still-mysterious Wow! Signal, which briefly blared in a radio telescope the night of Aug. 15, 1.....»»
Extending the lifespan of artificial cell membranes from five days to almost two months
The cell membrane, which contains a hydrophilic exterior and a hydrophobic interior, opens and closes ion channels like a water faucet and converts a physicochemical stimulus into an electrical signal that is then transmitted to cells. Until recently.....»»
An Elusive Gravity Signal Could Mean Faster Earthquake Warnings
Tiny wobbles in Earth’s gravitational field could help detect big tremors faster, but they’re hard to tease out from the planet’s seismic noise......»»
Researchers discover molecular mechanisms of signal recognition in the neuropeptide system
The human body consists of trillions of cells that constantly communicate with one another. A central role in this communication process is played by receptor proteins on the cell surface. Since they often serve as drug targets, they have been the su.....»»
Can Elon Musk Spur Cybersecurity Innovation At Twitter?
"Twitter DMs should have end to end encryption like Signal," Elon Musk tweeted Wednesday to his 89 million followers, "so no one can spy on or hack your messages." And on Monday, Musk also announced hopes to "authenticate all humans." But now Secu.....»»
Parade upbeat about 2022 sales prospects for transmission interface ICs
Taiwan-based Parade Technologies, a supplier of mixed-signal ICs for display and high-speed interface standards used in computers, consumer electronics and display panels, remains optimistic about its sales prospects for 2022 despite growing market u.....»»
Terahertz imaging reveals hidden inscription on early modern funerary cross
In a multidisciplinary project, researchers at the Georgia Institute of Technology and Georgia Tech-Lorraine used terahertz imaging and signal processing techniques to look beneath the corroded surface of a 16th-century lead funerary cross. Led by Da.....»»
Advanced digital signal processing for ultra-high-capacity optical transmission
Today's society generates ever more internet data traffic for applications such as ultra-high-definition video, cloud services and 5G mobile connections. This decades-long continual exponential growth of data traffic has been underpinned by optical f.....»»
For cooperative teams, modesty leaves the best impression
People may forgo displaying luxury brands and other signals of status when they want to convince others that they will collaborate well with a team, as people who signal their wealth and social status could be perceived as uncooperative, according to.....»»
Structural and functional studies of adhesion receptors disclose intrinsic activation mechanism of orphan GPCRs
G protein-coupled receptors (GPCRs) play a crucial role in cell signal transduction and comprise the largest drug target protein family. Despite recent breakthroughs in structural and pharmacological studies of these receptors, more than 100 GPCRs re.....»»
Record low Antarctic sea ice extent could signal shift
Sea ice around Antarctica shrank to the smallest extent on record in February, five years after the previous record low, researchers said Tuesday, suggesting Earth's frozen continent may be less impervious to climate change than thought......»»