Scientists have uncovered a surprising new layer of complexity in Cannabis, identifying dozens of previously unknown compounds—including the first-ever evidence of rare molecules called flavoalkaloids ...

Poison frogs appear to have built their chemical defenses gradually: related frogs store low to moderate levels of ...

A new study took a look at blood samples from U.S. adults and found two PFAS compounds in almost everyone tested. From there, ...

More than 42 million people in the United States have one of the 25 most common first names, according to new data released by the U.S. Census Bureau.The data released Tuesday was collected from the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Smith, Johnson, Williams, Brown and Jones remained the most common last ...

The most popular last names in the U.S might be unchanged from the previous decade, but Asian surnames were the fastest-growing at the start of this decade, the U.S. Census Bureau said Tuesday. “Smith ...

Add Yahoo as a preferred source to see more of our stories on Google. The Census Bureau has tallied counts of the most common last names in each once-a-decade head count since the 1990 Census (Getty ...

This video explores how the name Yohanan evolved into hundreds of variations across continents, including John, Ivan, Juan, Giovanni, and more. It explains how religion, language, and cultural ...

Breathing in particles from common cleaning products may cause serious lung damage that is even more harmful than accidentally drinking them, a study has found. A compound found in hundreds of ...