Astronomers detected potential biosignatures on exoplanet K2-18b, but findings remain inconclusive. Claims of alien life ...

April 22 is celebrated as Earth Day each year. This is true not only for the United States, but for the people in at least 193 countries around the world. So, in honor of the day (which was, yes, a ...

The journal ‘Scientific Reports’ has retracted the study that claimed a massive airburst devastated a city in the Jordan ...

Celebrate Earth Day 2025 on Tuesday, April 22, with moving Earth Day quotes about the environment from conservationists and ...