We tell time in various units. Minutes, hours, days, weeks, years. Of those, days and years are set by the solar system. A day is defined as one earth’s rotation on its axis, not by a day and night cycle of the earth around the sun as some of the old earth advocates would like us to believe.
Astronomers are always scanning the skies for new discoveries, or new information about known heavenly bodies. One recent discovery made … More
Sometimes I wonder whether astronomers, physicists, and astrobiologists are serious. Astrobiology is a bit of a joke to begin with, … More
The Multiverse is an idea that has been gaining some traction in recent years, among both scientists and non-scientists, as … More