Copyright law is often used to stifle free speech and criticism — even criticism of critics. Joe Mullin shows you.
One in ten people struggle to recognize their emotions. New research suggests a vital link between our ability to sense our physical bodies and knowing how we feel. Emma Young reports.
Jeff Atkins goes to the mountains to find out how plants deal with drought and a changing climate.
Emilie Reas looks into new research on how the human brain begins to form words and the ability to read.