The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.

A case in which more than 200 kindergarten students in northwestern China were found to have abnormal blood lead levels is ...

Every Chicago ZIP code appears on an Illinois Department of Public Health list requiring that children be tested for lead ...

More than 200 kindergarten students in northwestern China were found to have abnormal blood lead levels after kitchen staff ...

The kindergarten’s cooks used inedible pigments to decorate buns and cakes, the authorities said. Eight school officials and employees were detained.

Trump announces 35% tariffs on Canada starting Aug. 1, warns of higher levies if Ottawa retaliates ...

Lead paint was banned in the late 1970s, but lead exposure still affects Louisville families, especially in neighborhoods ...

2025 Lead Actor Drama Predictions include Noah Wyle, Adam Scott, Pedro Pascal, Gary Oldman, Eddie Redmayne and Sterling K. Brown.

2025 Emmys Lead Actress Comedy Predictions include Jean Smart, Quinta Brunson, Ayo Edebiri, Kristen Bell, Kate Hudson, Selena Gomez and more.

Sarah Schmelzel and Albane Valenzuela took the third-round lead Saturday in the Dow Championship, shooting a 2-under 68 in alternate-shot play to move into position for their first LPGA Tour victor… ...

If you were following along with the preseason edition, here’s our regular-season top 300 overall rankings, which will be updated weekly on Mondays. These are rest-of-season rankings for mixed 5x5 ...