But the days that immediately follow it, April 23 through 27, will mark the eighth annual offering of a relatively under-the-radar series of climate events: Earth Night. Organized by a small ...

Yes, there is a side of the moon that we never see from Earth ... it's still a real thing," O'Donoghue said on Twitter. "A better phrase and one we use in astronomy is the Night Side: It's ...

The Earth completes one rotation every 24 hours to give us day and night. When Britain faces the Sun it is daytime, but the other side of the world is in darkness. So in Australia it is the middle ...