After decades of sending radio signals into space, humanity finally receives a reply—but it's nothing like anyone expected.

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Try these discussions to improve your speaking and listening. There are 20 questions in each activity - 10 for Student A and 10 for Student B. You can print out the worksheet. You can listen to the ...

At any given moment, billions of animals are on the move; an exploration of the mysteries of how and why animals migrate to reveal some of the most compelling stories in the natural world.

Try these speed reading exercises to improve reading. You can also learn something about the news. There are reading texts at different levels. You can choose the reading speed of each text. If one ...