Our list of top things to do this weekend includes Earth Day festivities, a food and wine festival and the Fallbrook Avocado ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

The largest Earth Day celebration in San Diego will return this weekend to Balboa Park with more than 100 vendors, a full day ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

San Francisco city officials are not sanctioning a 420 Day gather at Hippie Hill in Golden Gate Park this year, but cannabis ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

The ideas in this particularly juicy conspiracy theory were considered impossible when it was first proposed, but they are ...