It was here, surely with the help of this lovely library collection, that Hale invented the spectrohelioscope, which you can ...

“Photographs prove that the Moon is the same width near the horizon as when it’s high in the sky, but that’s not what we perceive with our eyes,” Nasa noted in a blog post. “Thus it’s an illusion ...

There is so much to learn in new hobbies, and most of it comprises familiarity with acronyms and hobby-specific jargon that ...

Oct 7 | 7:30 PM - 8:00 PM Add to Calendar 07-10-2025 19:30 07-10-2025 20:00 America/Toronto New Observers to Visual Astronomy (NOVA) New Observers to Visual Astronomy (NOVA) Mini Sessions! Are you new ...

According to astronomer Avi Loeb, it's the perfect day to test whether interstellar object 3I/ATLAS is the remnant of an ...

The Indian Knowledge System (IKS) division under the Union education ministry has announced two student competitions –– one to create miniature, working models of ancient astronomical instruments to ...

Please provide your email address to receive an email when new articles are posted on . Wavefront aberrometry plus corneal topography or tomography are ideal entry testing tools for higher-order ...

Astronomy and astrophysics are the study of objects and phenomena that are found beyond our solar system. This combines theoretical simulations and observation with both terrestrial and ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Discover the role of the Governor of Puerto Rico, currently Pedro R. Pierluisi, and how it compares to a U.S. state governor.