8 chemists toast the periodic table’s 150th birthday

For the 150th anniversary of the creation of the periodic table of elements, chemists pick their favorite elements and explain what makes them special.

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Tags: chemistry periodic-table featured science-and-technology elements

Gold and other heavy elements come from the stars

Where do the universe's heavy elements, like gold and platinum, actually come from? New evidence points to the stars.

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Tags: space stars periodic-table science-and-technology

Big, heavy atoms can form attractions with halogen bonds

Bonds between elements farther down the periodic table don't require hydrogen, which means the new materials should be resistant to water and humidity.

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Tags: chemistry materials-science periodic-table featured science-and-technology