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An asteroid is on its way to Earth, but don’t worry – the end is here Not here. The asteroid, named 2023 BU, is about the size of a van and is expected to miss our planet during Thursday’s flyby. However, according to a NASA scientist, it will be “one of the closest approaches of a known […]
Since the Hayabusa2 returned with the sample from the Ryugu asteroid in December 2020, several important discoveries have been made – most notably analyzes confirming the presence of substances thought to be the building blocks of life on the asteroid, such as liquid water and organics fabrics. https://newsbeezer.com/germanyeng/ryugu-asteroid-helps-unravel-the-origin-of-life-on-earth/ Hayabusa-2 took several years to land on […]
A new study that analyzes data from more than 50,000 amateur stargazers finds that artificial lighting is making the night sky about 10% brighter each year. https://www.nbcnews.com/science/space/twinkle-twinkle-fading-stars-hiding-brighter-skies-rcna66692 Each spring in my Current Events and Global Issues class, I have students read about environmental issues. Pollution is obviously related. But they almost never guess the “seven […]
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Tag Archives: radiation
My last post, about something now that seems totally innocuous, was on Friday, March 11th, at 10 or 11 in the morning. Japan time. We all know what happened just a few hours later.