A cosmic mystery: Very Large Telescope captures the disappearance of a massive star

Using the European Southern Observatory’s Very Large Telescope (VLT), astronomers have discovered the absence of an unstable massive star in a dwarf galaxy. Scientists think this could indicate that the star became less bright and partially obscured by dust. An alternative explanation is that the star collapsed into a black hole without producing a supernova. “If true,” says team leader and…

England’s ‘World Beating’ System To Track the Virus Is Anything But

Prime Minister Boris Johnson of Britain unveiled last month a “world beating” operation to track down people who had been exposed to the coronavirus, giving the country a chance to climb out of lockdown without losing sight of where infections were spreading. From a report: As with much of the government’s response to the pandemic, however, the results have fallen short…

Stone Age ruling elite in Ireland may have had incestuous marriages

DNA analysis of the 5000-year-old bones of a man buried in the Newgrange passage tomb in Ireland suggest the ruling elite at the time married within their family like some ancient Egyptian rulers Source: https://www.newscientist.com/article/2246227-stone-age-ruling-elite-in-ireland-may-have-had-incestuous-marriages/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

How Ken’s using Guided Projects to continue building in-demand career skills

Meet Ken, a workforce management specialist and instructor who’s learning on Coursera while living in Ireland. In a recent interview, he spoke with us about how he’s using Guided Projects—Coursera’s new short, hands-on learning experiences—to continue building relevant career skills.   Ken, thank you for taking the chance to talk with us! Can you start by […]
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Longing for the sea? Check out these photos

Thanks to all in the EarthSky community who honored World Oceans Day by contributing these awesome photos. Source: https://earthsky.org/todays-image/your-best-ocean-photos…

Facebook Tool To Export Pictures To Google Photos Now Available

shanen shares a report from Android Police: Late last year, Facebook announced a tool to let users easily migrate their uploaded photos to Google Photos. The tool was initially available in Ireland, with plans to expand to more countries in the first half of this year. The social network has made good on those plans by expanding the rollout to the…

What is it like to be a covid-19 contact tracer and what do they do?

Covid-19 contact tracers are part healthcare worker, part detective and part call centre operative. But what is the job really like? New Scientist spoke to one in Ireland to find out Source: https://www.newscientist.com/article/2241591-what-is-it-like-to-be-a-covid-19-contact-tracer-and-what-do-they-do/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

What is a waxing gibbous moon?

A waxing gibbous moon appears more than half lighted, but less than full. It rises before sundown and sets somewhere between midnight and dawn. Source: https://earthsky.org/moon-phases/waxing-gibbous…