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Our sun is wobbling, and this has a huge impact upon the regularity of many of Earth’s meteor showers, according to new research that discovers why streams of comet dust

Since 1986 I have had an affiliation with the Hayden Planetarium in New York. My “official” title there is “Associate and Guest Lecturer.” Indeed, through all of these years I

In a landmark shift, a new study has found that climate change is now the most pervasive human-caused threat to imperiled species in the United States, surpassing other long-standing hazards