Over a 40-year period, up to 1989, the Soviet Union detonated 456 nuclear weapons in present-day Kazakhstan. A new ...

A new UAP documentary features 34 government officials revealing decades of secrecy about unidentified aerial phenomena and ...

There are about 6,000 different types of minerals, but only a couple hundred are gemstones. Learn more about these special minerals and how someone like you can find your own gemstone. Science Trek is ...

This year is the 25th anniversary of humans inhabiting the International Space Station. A new PBS documentary looks at how the ISS was built and the challenges of surviving in outer space.

In this video, we explore the existence of neutrons and their transformation into protons. We discuss why free neutrons are unstable and the significance of mass in particle stability. Key topics ...