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Key technologies in digital twin of railway wireless network

The railway system will continue to integrate global positioning systems (GPS), artificial intelligence (AI), and other technologies to improve safety, comfort, affordability, and eco-friendliness. This puts forward higher ...

Undersea cables are the unseen backbone of the global internet

Have you ever wondered how an email sent from New York arrives in Sydney in mere seconds, or how you can video chat with someone on the other side of the globe with barely a hint of delay? Behind these everyday miracles lies ...

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Electronics & Semiconductors
Scientists enhance wireless communication with three-dimensional processors
Telecom
Three Red Sea data cables cut as Houthis launch more attacks in the vital waterway
Internet
All-light communication network bridges space, air and sea for seamless connectivity
Engineering
Researchers create new compound to build space-age antennas
Internet
Scientists develop a high-precision router
Business
AT&T says the outage to its US cellphone network was not caused by a cyberattack
Electronics & Semiconductors
Tapping into the 300 GHz band with an innovative CMOS transmitter
Telecom
A light source device to address the current data explosion
Electronics & Semiconductors
Combating fractional spurs in phase locked loops to improve wireless system performance in beyond 5G
Engineering
Fiber optic cables are an effective way to detect tsunamis, researchers show
Telecom
ESA shipping container's laser link to space
Internet
Comcast to stop using '10G' to describe its internet network. What is 10G anyway?
Telecom
Investigating communication breakdown due to self-heating effect in bulk acoustic wave filters
Telecom
European public TV networks launch free-to-air sports streaming platform under Eurovision banner
Telecom
Photonics-based wireless link breaks speed records for data transmission
Telecom
Developing a radar network for safe flight operations at vertiports
Telecom
Here's why you may still experience spotty cell service
Engineering
NASA search and rescue technology saves explorers, enables exploration
Telecom
The evolution of GPS: What to expect from global navigation satellite systems in the next 50 years
Engineering
New, portable antenna could help restore communication after disasters

Other news

Optics & Photonics
New mirror that can be flexibly shaped improves X-ray microscopes
Astronomy
Astronomers inspect population of young stellar objects in open cluster NGC 346
General Physics
The BREAD Collaboration is searching for dark photons using a coaxial dish antenna
Environment
Research quantifies 'gap' in carbon removal for first time—shows countries need more awareness, ambition and action
Space Exploration
China sends a probe to get samples from the less-explored far side of the moon
Plants & Animals
Research shows bumblebee nests are overheating due to climate change, threatening future populations
Evolution
International team cracks genomic code for earliest forms of terrestrial plant life
Condensed Matter
Physicists arrange atoms in close proximity, paving way for exploring exotic states of matter
Analytical Chemistry
New eco-friendly lubricant additives protect turbine equipment, waterways
Plants & Animals
Study finds human noise negatively impacts cricket survival and reproduction
Biochemistry
Centipedes used in traditional Chinese medicine offer leads for kidney treatment
Bio & Medicine
Nanotubes, nanoparticles and antibodies detect tiny amounts of fentanyl
Environment
Oil palm plantations are driving massive downstream impact to watershed
Plants & Animals
Bigger brains allow cliff-nesting seagull species to survive and thrive in urban environments
Ecology
For microscopic organisms, ocean currents act as 'expressway' to deeper depths, study finds
Environment
Human activity is causing toxic thallium to enter the Baltic Sea, finds new study
Plants & Animals
Pet parrots prefer live video-calls over watching pre-recorded videos of other birds
Social Sciences
Targeting friends to induce social contagion can benefit the world, says new research
Quantum Physics
Twisting and binding matter waves with photons in a cavity
Plants & Animals
Mice navigating a virtual reality environment reveal that walls, not floors, define space

Connecting rural African communities one bus at a time

In urban African communities, communication infrastructure has made it possible for people to share information quickly and easily. However, the same cannot be said for rural areas where there are tight resource constraints ...

Electric light transmits data 100 times faster than Wi-Fi

Li-fi, a communication technology harnessing visible light for data transmission, has a potential to surpass Wi-Fi's speed by more than 100 times and boasts a high bandwidth, facilitating the simultaneous transmission of ...