National Periodic Table Day, observed annually on February 7, honors one of the most significant achievements in scientific ...

The periodic table organizes chemical elements based on atomic weight, electron configurations, and chemical properties, ...

At first a crusader for workplace safety, the trained physician railed against the use of the toxic and ubiquitous material ...

Should Congress pursue a wide range of possible budget-cutting strategies during the budget reconciliation process, all Medicaid populations, from the youngest infants to the most vulnerable older ...

Antiques Minnesota Inc. is a treasure trove of unique gift ideas that are sure to impress even the most difficult-to-shop-for ...

New research reveals that Earth and Mars lost essential elements due to violent cosmic collisions, not early planetary ...

Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.

By Michael Crowley and Chris Cameron Reporting from Washington A federal judge on Friday ordered the Trump administration to halt for now some elements ... the court to block Mr. Trump’s ...

One leading theory on the origins of life on Earth proposes that simple chemical molecules gradually became more complex, ...

Early analysis of asteroid samples from NASA’s OSIRIS-REx mission show the residue of an icy brine, and a soup of amino acids ...