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.....»»
Study shows plants use air channels to create a directional light signal and regulate phototropism
Plants have no visual organs, so how do they know where light comes from? In an original study combining expertise in biology and engineering, the team led by Prof Christian Fankhauser at UNIL, in collaboration with colleagues at EPFL, has uncovered.....»»
Does Monarch: Legacy of Monsters signal the slow death of the cinematic universe as we know it?
Monarch: Legacy of Monsters is a frequently entertaining adventure series, but it also feels like a relic of an era that's either dead or dying......»»
Researchers develop self-sorting coacervates for high-order protocell networks
Protocell networks assembled by artificial cell-like compartments have been developed for the expansion of cell-mimicking functionalities, such as signal processing, protein expression, morphological differentiation, and energy harvesting......»»
Researchers develop light-activated protein superglue for fast and precise control of cells and tissues
Researchers at Tampere University have been involved in an international study to develop new tools for the light-activated control of cells. These tools are especially welcome for understanding processes where a fast initial signal leads to long-ter.....»»
Signal is a step closer to ditching phone numbers in the name of privacy
Users will soon be able to use usernames to connect with each other instead of giving out their personal number. Here's all you need to know......»»
Uber"s earnings, bookings, signal robust trip demand
Uber gave a forecast for bookings and profit that signal robust demand for the company’s ride-hailing and food delivery businesses in the busy holiday period......»»
Pair-bonded Java sparrows show enlarged eye rings to signal breeding readiness
Birds are known for their elaborate courtship rituals and romantic gestures that are replete with beautiful songs, complex dances, gift-giving practices, preening, and flamboyant plumage. While changes in colorful external attributes during this peri.....»»
Exploring cell-to-cell signals in plants that trigger photosynthesis and defense mechanisms
Traffic lights signal to cars and buses when to stop, slow and go. Much like traffic lights, plant cells send signals to each other to perform photosynthesis to grow or fight off destructive viruses and pathogens......»»
Revolutionizing radar: Integrated THz emitter for precise rotating target detection
You may not realize it, but the Doppler effect is everywhere in our lives, from tracking the speed of cars with radar to locating satellites in the sky. It's all about how waves change their frequency when a source (like a radar signal) and a detecto.....»»
Scientists discover new molecule that combats viral infection in bacteria
A Ph.D. researcher at the University of St Andrews studying microbes in the human gut has discovered a new molecule that acts as a "distress signal" when viruses are detected. The research is published in the journal Nature......»»
Hidden information extraction from layered structures through terahertz imaging
Noninvasive inspection of layered structures is challenging for time-resolved imaging methods, where the resolution and contrast can be compromised by prominent signal attenuation with interlayer reflections and dispersions......»»
High-speed electro-optic modulation in topological interface states of a one-dimensional lattice
Electro-optic modulators, which convert signals from the electrical to the optical domain, are at the heart of optical communications, terahertz wireless communications, microwave signal processing, and quantum technology. Next-generation electro-opt.....»»
What would signal life on another planet?
The James Webb Space Telescope may help us find the answer. Enlarge / Surveying the atmospheres of planets beyond the solar system, such as those in the TRAPPIST-1 system (artist’s concept of four of the system’s seven plane.....»»
The best WiFi routers for increasing your wireless connectivity
A stable, reliable wireless signal is a must. Lucky for you, these all deliver. Shop Prime Day deals on WiFi routers:AmazonWalmartBest BuyAs people and homes become more connected, the need for WiFi connectivity continues to increase. This is w.....»»
Vega"s PRETTY CubeSat: Unlocking satnav for Earth data
Our planet is being continuously bathed in radio signals from satnav satellites—which are useful for much more than just navigation. Dedicated space missions acquire these signal reflections to amass valuable environmental information. The shoebox-.....»»
Single sideband modulation technique can relax the bandwidth restriction
As an ultra-wideband microwave signal, amplitude shift keying (ASK) can be used in many applications, such as electronic warfare, wireless communications and modern radar systems. Initially, ASK microwave signals are generated based on radio frequenc.....»»
Bacterial biosensors: The future of analyte detection
Scientists can do some nifty things with microbes, including engineering bacterial cells to sense and signal the presence of specific compounds. These microbial whole-cell biosensors have numerous purposes, from detecting toxins in the environment to.....»»
SEC obtains Wall Street firms’ private chats in probe of WhatsApp, Signal use
Execs' "messages discussing business have been handed to the SEC," report says. Enlarge / A woman walks past a WhatsApp logo during a Meta event in Mumbai, India in September 2023. (credit: Getty Images | NurPhoto ) The.....»»
What is quantum squeezing?
How many times have you shown up to a video meeting with people at work only to find you have terrible internet that day? Maybe the others on the call are cutting in and out, or maybe your own signal is being corrupted on their screen. Regardless, ma.....»»
The Signal Protocol used by 1+ billion people is getting a post-quantum makeover
Update prepares for the inevitable fall of today's cryptographic protocols. Enlarge (credit: Getty Images) The Signal Foundation, maker of the Signal Protocol that encrypts messages sent by more than a billion people, ha.....»»