The famous first image of a black hole just got two times sharper. A research team used artificial intelligence to dramatically improve upon its first image from 2019, which now shows the black hole at the center of the M87 ...
Astronomy
May 3, 2023
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Visible light is just one part of the electromagnetic spectrum that astronomers use to study the universe. The James Webb Space Telescope was built to see infrared light, other space telescopes capture X-ray images, and observatories ...
Astronomy
Mar 3, 2023
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18
When solar wind slams into Earth's magnetic field, the impacts ripple down through the planet's ionosphere, the outer shell of the atmosphere full of charged particles. A global array of high-frequency radars known as the ...
Astronomy
Sep 13, 2021
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Although new 5G networks can offer much faster and more efficient wireless data transfer, the fiber optic networks currently used to connect wireless devices to the internet cannot easily support the increased load. A new ...
Optics & Photonics
Jul 9, 2020
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Starting in early March, NASA's Voyager 2 will quietly coast through interstellar space without receiving commands from Earth. That's because the Voyager's primary means of communication, the Deep Space Network's 70-meter-wide ...
Space Exploration
Mar 5, 2020
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In recent years, behavioral patterns of social creatures, such as humans, cattle, ants, etc., have been discovered by using wearable sensors called Radio Frequency Identification (RFID) devices (Figs. 1).
Social Sciences
Jan 16, 2019
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In the digital world, any action we do generates data – whether browsing the internet, answering emails or messaging our friends. Translated into radio waves, this information can travel almost effortlessly through space ...
Security
Jun 1, 2018
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The applications of wireless networks go far beyond logging onto the free Airport WiFi while you wait to board your flight, or binge watching the latest Netflix series on a rainy Sunday afternoon.
Telecom
Apr 2, 2018
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The future is digital: interconnected machines exchange huge amounts of data in real time and the demand for high data rates in the financial sector and in data centers is increasing by the day. Meanwhile, rural areas still ...
Telecom
Oct 6, 2017
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9
ESA's sensitive tracking antennas at New Norcia, Western Australia, and Malargüe, Argentina (seen here in 2012), are being called in to help gather crucial science data during Cassini's last months in orbit, dubbed the Grand ...
Space Exploration
May 5, 2017
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