Happy Julian New Year! January 13, 2021, marks the last day of the year in the old-style Julian calendar. Why, and what happened when the calendars switched. Source: https://earthsky.org/tonight/julian-calendar-new-years-eve…
Tag: event
Atmospheric CO2 will pass an alarming milestone in 2021
In 2021, atmospheric carbon dioxide concentration will be 50% higher than preindustrial levels, despite reduced emissions during the pandemic and a natural cooling event. Source: https://www.livescience.com/co2-concentration-rising-past-alarming-threshold.html
Record number of billion-dollar disasters in U.S. in 2020
Last year, the U.S. experienced a record-smashing 22 weather and climate disasters that killed at least 262 people and injured scores more. Damages exceeded $1 billion each and totaled approximately $95 billion for all 22 events. Source: https://earthsky.org/earth/record-number-billion-dollar-disasters-us-2020…
Intel Unveils New Core H-Series Laptop and 11th Gen Desktop Processors At CES 2021
MojoKid writes: At its virtual CES 2021 event today, Intel’s EVP Gregory Bryant unveiled an array of new processors and technologies targeting virtually every market, from affordable Chromebooks to enthusiast-class gaming laptops and high-end desktops. Intel’s 11th Gen Core vPro platform was announced, featuring new Intel Hardware Shield AI-enabled threat ransomware and crytpo-mining malware detection technology. In addition, the Intel Rocket…
Image: Cosmic neon lights
This image shows a new type of star that has never been seen before in X-ray light. This strange star formed after two white dwarfs—remnants of stars like our sun—collided and merged. But instead of destroying each other in the event, the white dwarfs formed a new object that shines bright in X-ray light. Source: https://phys.org/news/2021-01-image-cosmic-neon.html…
How will the U.S. space program fare under Joe Biden?
Joe Biden is the United States presidential election winner, but his plans for NASA remain unclear. And while citizens digest the election results, the space industry is left wondering what comes next. Source: https://earthsky.org/human-world/how-will-the-u-s-space-program-fare-under-joe-biden…
How Will America’s Investigators Identify Capitol Hill Protesters?
“Both local police and the FBI are seeking information about individuals who were ‘actively instigating violence’ in Washington, DC, on January 6,” writes Ars Technica. Then they speculate on which tools will be used to find them:
While media organizations took thousands of photos police can use, they also have more advanced technologies at their disposal to identify participants, following what several…
How to watch the rare ‘triple conjunction’ of Mercury, Jupiter and Saturn this Sunday
Mercury, Jupiter and Saturn will form a tight triangle in the sky this Sunday during a rare ‘triple conjunction’ event. Source: https://www.livescience.com/triple-conjunction-mercury-jupiter-saturn.html
Black holes leak energy when they eat plasma near the event horizon
When magnetic fields around a black hole reconnect, they can slow down plasma particles near the event horizon, which cause the black hole to lose energy when it swallows them Source: https://www.newscientist.com/article/2264389-black-holes-leak-energy-when-they-eat-plasma-near-the-event-horizon/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Is a solar flare the same thing as a CME?
Solar Cycle 25 is here, and that means – in the years ahead – more solar flares and more coronal mass ejections, or CMEs. People sometimes use the words interchangeably, but they’re not the same thing. Here’s the difference. Source: https://earthsky.org/space/is-a-solar-flare-the-same-thing-as-a-cme…