These are almost one-quarter of the periodic table and are mainly found in the first four periods. Of these, 11 are essential elements that our bodies need in larger amounts: oxygen, carbon, ...

Quick geology lesson: There are 17 types of rare earths, and they’re used as the building blocks in cars, semiconductors, missiles, drones, and more. China mines 70% and processes 90% of the ...

These findings confirmed that atomic nuclei can decay by losing individual protons, not just clusters like alpha particles.

For more than 30 years, physicists have wrestled with gallium’s structure in the liquid state. Now, fresh simulations offer ...

An atom consists of a heavy center, called the nucleus, made of particles called protons and neutrons. An atom has lighter ...

The flakes were fallout from the Manhattan Project’s Trinity test, the world’s first atomic bomb detonation. It took place at 5:29 a.m. local time atop a hundred-foot steel tower 40 miles away ...

The conflict between Iran and Israel enters its eighth day, but Donald Trump believes there is now a "significant chance" of negotiations. Take a look back at how the day unfolded.

Two protons and a neutron A discrepancy between two different measurements of the charge radius of the helium-3 nucleus may have been reconciled. (Courtesy: Shutterstock) Independent measurements of ...

Digital Twin Consortium Announces Next Phase of AI Agent Capabilities Periodic Table Framework . OSTON, MA - June 12, 2025 - The Digital Twin Consortium (DTC) has announced the next phase of its ...

Collections Periodic table. In this collection we explore the history and significance of the periodic table. We cover its origins and evolution, from Dmitri Mendeleev’s groundbreaking arrangement to ...

Joel Achenbach reports on science and health for the National desk. He has been a staff writer for The Post since 1990. Email: [email protected] ...