Stone tools found in a Florida river show that humans settled the southeastern United States far earlier than previously believed—perhaps by as much as 1,500 years.
A new study finds that students with standing desks pay more attention than their seated counterparts.
Stone tools found in a Florida river show that humans settled the southeastern United States far earlier than previously believed—perhaps by as much as 1,500 years.
A new study finds that students with standing desks pay more attention than their seated counterparts.