Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

Ancient Greek astronomer Aristarchus was the first who presented the heliocentric system, maintaining that the Earth revolves around the Sun.

From desert carvings to underwater ruins, these ancient structures are so advanced that experts still can’t agree on what ...

At the heart of Minsk and Beijing’s co-operation lie respect for traditional values and cultures, non-interference in internal affairs and working for the benefit of their peoples ...

PBS NC helps your community explore new worlds and ideas through programs that educate, inform and inspire. Your ...

Photoshop CS6 tutorial showing how to make a colorful nebula and celestial sphere in deep space. PSD file: <a href=" Planet ...

Celestial mechanics: Analytical model reveals true cause of orbit bifurcations near Lagrange points by Patrick Han, Tohoku University edited by Gaby Clark, reviewed by Robert Egan Editors' notes ...

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Potential The Hain Celestial Group, Inc. (NASDAQ:HAIN) shareholders may wish to note that the Interim CEO & President and Director, Alison Lewis, recently bought US$112k worth of stock, paying US$1.50 ...

NASA's Chandra X-ray Observatory team has released several 3D models of celestial onbjects that you can print. Credit: NASA/CXC/A. Hobart ...

A consensus is emerging that the dots, sometimes called rubies, are an entirely new type of object in the Universe.

Base Model Y isn’t as cheap as we’d hoped, and several rivals are still more affordable. Remember Tesla’s $25,000 budget EV? Neither do we, since it was scrapped before it ever reached production. But ...