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Science

What exactly is a black hole?

We’ve heard the term a lot, but very few of us understand it – what the hell is a black hole? According to NASA, a black hole is not an empty space, contrary to popular belief. In fact, it is usually formed by the remains of a large star that has exploded in a supernova and consists of a large …

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NASA space flight chief abruptly resigns, citing “mistake”

His departure was effective on Monday. The incident was related to the Artemis program, a source familiar with the matter told CNN Business. The Artemis program seeks to bring astronauts back to the moon by 2024, which was announced by the Trump administration last year and criticized as unrealistic. A source familiar with the reason for Loverro’s departure said the …

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The CDC issues instructions for reopening a pool

South Carolina’s public pools are still required to comply with state guidelines, which means that public pools can only allow 20% of normal employment. Pools will also be required for more frequent cleaning of frequently used surfaces and should consider a step-by-step approach or reserves to limit contact between people. Source link

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The galaxy that grew too fast

In the early days of the Hubble Space Telescope, astronomers eager to see how far into space – and how far back in time – their new instrument could peek directed it to an empty path in the sky. An image of space returned, dotted with what astronomer Alan Dresler of the Carnegie Observatory called “train wreckage”: irregular, scattered clouds …

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NASA’s chief of human spaceflight resigns days before historic astronaut launch

Click to expand FOLLOWS BREWARD COUNCIL, Florida – The head of NASA’s Human Space Flight Administration resigned on Monday, a surprising development from an agency that plans to launch astronauts from US soil next week for the first time since 2011. In a statement released Tuesday, NASA confirmed that Associate Research and Operations Administrator Doug Loverro resigned on Monday. He …

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Climate change is turning the snow-green zone of Antarctica

Parts of the Antarctic Peninsula will change color like “green snow” caused by flowering algae. London: Antarctica presents images of a continuous white wasteland, but the colors of the algae give parts of the frozen continent an ever greener hue. Warming temperatures due to climate change are helping to form and spread green snow, and it is becoming so fertile …

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