By Jeff Maggioncalda, CEO, Coursera In a few short months, COVID-19 has profoundly reshaped our world. The economic devastation has been staggering, affecting the lives of more than 555 million workers and 200 million higher education students. As we begin to revive jobs and economies, it will be important to understand the impact of the […]
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Tag: age
‘Celestial sleuth’ sheds new light on Vermeer’s masterpiece ‘View of Delft’
Johannes Vermeer is one of the most celebrated artists of the 17th century’s Dutch Golden Age period. Widely known today for his “Girl with a Pearl Earring,” he was famed for his mastery in rendering the effects of light and shadow. Nowhere is this technical precision more evident than in his masterpiece, “View of Delft”, a vibrant cityscape that has captivated…
Your Car Is Spewing Microplastics That Blow Around the World
rmdingler shares a report: When you drive, tiny bits of plastic fly off your tires and brakes. Now scientists have shown how all that road muck is blowing into environments like the Arctic. When the world fully transitions from cars that run on dinosaur juice to cars that run on electricity, humanity will have eliminated a major source of planet-warming carbon…
Astrophysicists suggest carbon found in comet ATLAS help reveal age of other comets
Astrophysicists from Far Eastern Federal University (FEFU, Russia), South Korea, and the U.S. appear in Monthly Notices of the Royal Astronomical Society, suggesting carbon indicates time comets have spent in the Solar System—the less carbon, the longer they have been in the proximity of the Sun. The proof is their study of the comet ATLAS (C/2019 Y4) approaching the Earth in…
The Uncertain Future of Ham Radio
Julianne Pepitone from IEEE Spectrum writes about the uncertain future of ham radio. An anonymous reader shares an excerpt: Will the amateur airwaves fall silent? Since the dawn of radio, amateur operators — hams — have transmitted on tenaciously guarded slices of spectrum. Electronic engineering has benefited tremendously from their activity, from the level of the individual engineer to the entire…
Older people don’t take more precautions against coronavirus
The age groups most likely to face severe illness and death from COVID-19 aren’t more willing to take preventive measures against coronavirus, an international study finds. Source: https://www.livescience.com/older-people-coronavirus-precautions.html
Mathematician Ronald Graham Dies At 84
The American Mathematical Society has announced the passing of Ronald Graham, “one of the principal architects of the rapid development worldwide of discrete mathematics in recent years.” He died July 6th at the age of 84. From the report: Graham published more than 350 papers and books with many collaborators, including more than 90 with his wife, Fan Chung, and more…
Ice age mining camp found ‘frozen in time’ in underwater Mexican cave
Cave divers found a mysterious passageway that led to an ice age ochre mine. Source: https://www.livescience.com/ice-age-mining-cave-mexico.html
When is the next Great Comet?
There’s a nice binocular comet – Comet NEOWISE – in the early morning sky now. Some experienced observers are catching it with the eye alone. It’s nice … but not great. When will we see our next Great Comet? Source: https://earthsky.org/space/northern-hemisphere-overdue-for-a-great-comet…
Mysterious Stone Age flint artefacts may be crude sculptures of humans
Hundreds of distinctive flint objects from a Stone Age village in Jordan seem to have been a form of symbolic communication – perhaps even figurines of people Source: https://www.newscientist.com/article/2248126-mysterious-stone-age-flint-artefacts-may-be-crude-sculptures-of-humans/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…