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Quantum Encrypted Communication Between Drones

Zhenda Xie at Nanjing University has created cheap quantum encrypted communication between drones. Above – Quantum network and physical realization with mobile drone-based nodes. (a) A practical quantum network consists of multinode structure and should provide access for users at any time. (b) If link distance is over the Rayleigh length limit, the beam aperture will be divergent and become …

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Why antihistamines don’t always ease chronic eczema itch

Share this Article You are free to share this article under the Attribution 4.0 International license. Allergens in the environment are often to blame for episodes of acute itch in eczema patients, a new study shows. In addition to a skin rash, many eczema sufferers also experience chronic itching, but sometimes that itching can become torturous. Worse, antihistamines—the standard treatment …

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Wildfire smoke’s effects are getting worse

Share this Article You are free to share this article under the Attribution 4.0 International license. The far-reaching effects of wildfires and wildfire smoke are no longer aberrations, researchers write in a new paper. Record-setting wildfires torched huge swaths of western states in 2020. They blotted out the sun, produced hazardous air pollution in cities far from the blazes, and …

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NASA Will Soon Choose One of These 3 Landers to Go Back to the Moon

America’s going back to the moon. It’s been over 50 years since the Apollo missions, when Neil Armstrong and Buzz Aldrin became the first people to walk on the moon in 1969. Both NASA and the current administration have decided it’s high time people walked on the moon again—this time, importantly, those people won’t just be men. The timeline has …

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Orbital Assembly Building Parts to Eventually Scale to Large Rotating Space Stations

Orbital Assembly Building Parts to Eventually Scale to Large Rotating Space Stations Brian Wang | January 13, 2021 | Orbital Assembly Corp. (OAC) is planning a virtual media event on Friday, January 29 from 1-2 pm PST / 4-5 pm EST. OAC was established in September 2019 as the world’s first large-scale space construction company …

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The World’s Oldest Story? Astronomers Say Global Myths About ‘Seven Sisters’ Stars May Reach Back 100,000 Years

In the northern sky in December is a beautiful cluster of stars known as the Pleiades, or the “seven sisters.” Look carefully and you will probably count six stars. So why do we say there are seven of them? Many cultures around the world refer to the Pleiades as “seven sisters,” and also tell quite similar stories about them. After …

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2023 Future Timeline | Timeline | Technology | Singularity | 2020 | 2050 | 2100 | 2150 | 2200 | 21st century | 22nd century | 23rd century | Humanity | Predictions

    2023-2027 A tipping point for block chain Bitcoin is a form of digital money that was created in 2009 by an unknown person. As a decentralised virtual currency, the system is peer-to-peer and transactions take place between users directly, without the need for banks or transaction fees.* These payments are verified by network nodes and recorded in a …