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  • [ March 20, 2023 ] Why and When to prune trees Highlights
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Device transmits radio waves with almost no power—without violating the laws of physics

January 24, 2023

A new ultra-low-power method of communication at first glance seems to violate the laws of physics. It is possible to wirelessly transmit information simply by opening and closing a switch that connects a resistor to […]

Telecommunications

New antennas and microchips help electronics blur the line between science and sci-fi

January 20, 2023

Sophisticated antenna arrays paired with high-frequency wireless chips act like superpowers for modern electronics, boosting everything from sensing to security to data processing. In his lab at Princeton, Kaushik Sengupta is working to expand those […]

Telecommunications

A system to enable multi-kilometer and sub-terahertz communications at extremely high frequency bands

January 19, 2023

After the introduction of the fifth-generation technology standard for broadband cellular networks (5G), engineers worldwide are now working on systems that could further speed up communications. The next-generation wireless communication networks, from 6G onward, will […]

Telecommunications

3D-printed antennas could bring 5G and 6G to remote communities

January 16, 2023

3D-printed radio antennas that could help bring stronger mobile phone signals and faster internet connections to people living in remote communities have been developed by researchers at the University of Sheffield.This post was originally published […]

Telecommunications

Using cosmic rays to generate and distribute random numbers and boost security for local devices and networks

January 12, 2023

State-of-the-art methods of information security are likely to be compromised by emerging technologies such as quantum computers. One of the reasons they are vulnerable is that both encrypted messages and the keys to decrypt them […]

Telecommunications

Integrated photonic circuits could help close the 'terahertz gap'

January 12, 2023

EPFL researchers have collaborated with colleagues at Harvard and ETH Zurich on a new thin-film circuit that, when connected to a laser beam, produces finely tailorable terahertz-frequency waves. The device opens up a world of […]

Telecommunications

Smart city campaign gets a D for failing to connect with residents

January 11, 2023

A questionnaire sent to South Australian households has found that more than half don’t understand what a “smart city” means, despite Adelaide being one of the most wired cities in Australia with very fast internet […]

Telecommunications

Highspeed visible light communication based on micro LEDs

January 10, 2023

The evolution of next-generation cellular networks is aimed at creating faster, more reliable solutions. Both the next-generation 6G network and the metaverse require high transmission speeds. Visible light communication (VLC) is deemed an important ancillary […]

Telecommunications

Identifying a vulnerability in critical spacecraft networks

January 6, 2023

When NASA docks two spacecraft in orbit, timing is critical. Their movements must be precisely synchronized with each other to prevent catastrophic failure, which means the computer networks that control their thrusters must not be […]

Telecommunications

Delta says free Wi-Fi coming to many US flights next month

January 5, 2023

Delta Air Lines will provide free Wi-Fi service on most of its U.S. flights starting in February, CEO Ed Bastian announced Thursday at the CES technology trade show.This post was originally published on this site.

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11 Eco-friendly Plumbing Tips for Every Canadian Homeowner

January 11, 2022

If you’re like most people, you probably don’t think too much about your plumbing. You turn on the faucet and water comes out. You flush the toilet and it all goes away. It’s all pretty […]

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There is no shortage of divisive social issues today, all competing in an increasingly crowded outrage marketplace for our attention. With algorithms curating increasingly hateful content under the guise of “everyday news,” the ability to be curious […]

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