At the heart of our biological composition are four elements: oxygen (O), carbon (C), hydrogen (H) and nitrogen (N). These account for 96.6 per cent of our body weight.

Answer: That would be magnesium. Magnesium gets extremely hot when it reacts with oxygen in the air. Magnesium has 2 ...

The periodic table of elements, or Mendeleev’s table, was created in 1869 by Russian chemist Dmitri Mendeleev. This table organizes all known chemical elements by their atomic number, or the ...

Element Materials Technology (Element), a provider of testing, inspection and certification (TIC) services, is spearheading the validation of critical technologies needed for the global transition to ...

A longstanding mystery of the periodic table involves a group of unique elements called lanthanides. Also known as rare earth ...

Explore the mystical world of the water element with our captivating video on Cancer, Scorpio, and Pisces. Discover the ...

Science is all around us, shaping the way we understand the world and fueling countless innovations that improve our lives.

President Trump said the U.S. and China had reached a deal to save their trade truce in a post on his Truth Social platform. Photo: Tom Williams/CQ Roll Call/ZUMA Press China’s chokehold on ...

IN connexion with the discussion initiated in the article by Dash1 on the position of hydrogen in the periodic system of elements, I wish to say that one cannot disagree with the critical notice ...

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 writes about science and politics for The Washington Post's National desk. He has been a staff writer for The Post since 1990. He started the newsroom’s first online column, Rough ...