Caroline Fraser’s new book “Murderland” connects the dots between the rise of lead in the atmosphere from smelting and gasoline and the prevalence of serial killers during the 1970s.

Many economists and business leaders are raising alarms about falling birthrates. But advocates for lower human populations say a less crowded world will be happier and more sustainable.

Staring at the sun—a close (but safe) look at our home star Staring at the sun—a close (but safe) look at our home star Need a new idea to keep kids entertained? Try stargazing. Need a new idea to ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...