This video provides a brief overview of the evolution of life on Earth. It discusses the emergence of prokaryotic cells, the development of photosynthesis and the increase in oxygen levels on Earth. It also explores the origin and...

Upon viewing the Stars and Galaxies video series, students will be able to do the following: Explain that our solar system is part of the Milky Way galaxy. Understand that the Milky Way galaxy is huge and contains billions of stars....

Electrical conductivity varies from metals to insulators. Solids can be divided into three categories: conductors, insulators, and semiconductors. Conductors are solids through which electricity can flow to a large extent, classified as...

It explains the Kossel-Lewis approach to chemical bonding, octet rule, covalent bond and classify its different types, Lewis dot structures of covalent compounds.

“Life on Earth and Beyond” discusses the origins of life on Earth and explores how scientists classify a thing as “living.”

On Aug. 26, 2020, NASA’s Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that turned out to be one for the record books – the shortest gamma-ray burst (GRB) caused by the death of a...

Using data from NASA's Fermi Gamma-ray Space Telescope and other facilities, scientists have found the first gamma-ray binary in another galaxy and the most luminous one ever seen. The dual-star system, dubbed...

Why does changing just one proton in the nucleus of an atom make a different element? How can a single proton make such a huge difference in an element’s properties?



The simple answer is: The number of...

Summary:

Everything you can see is made of up of the same fundamental particles. The best theory of fundamental particles and forces is the Standard model of particle physi

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It’s really...

Scientists using data from NASA’s Neutron star Interior Composition Explorer (NICER) telescope on the International Space Station have discovered X-ray surges accompanying radio bursts from the pulsar in the...