The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

When scientists spot an asteroid whose trajectory might take it close to Earth, they monitor it frequently and calculate the probability that it might collide with our planet.

A new way to calculate the age of Earth's crust has been developed by researchers in the UK. A new way to calculate the age of Earth's crust has been developed by researchers from the University of ...

I didn't see the latest version of the movie Total Recall (2012). However, I heard some people talking about the elevator scene. Here is what I gather from the plot (which could be wrong). There are ...

Earth has scored a disappointing 82 per cent chance of being able to sustain life, according to a new calculation that’s designed to assess whether exoplanets are inhabitable. While the news is ...

Last year we showed you a great article from Katrina Schwartz about how you can use Google Earth to teach math. A recent article on Techno-Rebel posted a similar idea, but from a slightly different ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...

I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4. It said the probability it could hit Earth was unusually high. As ...