Levels of testosterone in women partly determine how much they trust men, according to a Dutch study published in the U.S. The results support skepticism as an important adaptive trait.
Downloading free music may eventually disenfranchise listeners, says Cris Ruen at The Big Money, because musicians will be desperate for whatever corporate patronage comes their way.
Diet, naps and exercise are three areas important to a good night's rest, says Dr. Nerina Ramlakhan. Eight hours isn't a magic number; relax and let your body determine the right amount.
"Today's conservatives have conjured a mythic Reagan who never compromised with America's enemies and never shrank from a fight. But the real Reagan did both those things, often," says Peter Beinart.
After working in Tanzania, a British doctor reflects on the pitfalls of expressing excessive amounts of sympathy, even in the face of abject poverty.
Google's new translation tools are helping to make a truly universal Internet by translating pages into 57 different languages; the company is developing photo and voice recognition, too.
"There was a great fashion in the last century, and it's still with us, of the unenjoyable novel," says Martin Amis. "And these are the novels which win prizes."
An recent English study has found that exposure to secondhand smoke makes non-smokers more vulnerable to psychological distress and hospitalization for mental illness.
Gary Becker and Richard Posner weigh in on African development, which has weathered the current economic storm better than any advanced economy. Will Africa finally take off?
"Is a world with people in it better than one without?" asks Peter Singer of Princeton. How do we justify brining new human life into the world amidst so much suffering and unprecedented crises?
Those who worry that the Internet promotes mediocrity should consider the printing press, says Clay Shirky: pulp writing accompanied peer reviewed science and booming literacy rates.
The bad name given to corporate oversight, i.e. government regulation, deligitimizes its role in society and makes ready financial crises; among other things, regulators deserve more pay.
In our world of infinite and instant information, learning one skill deeply could equip us with critical thinking tools necessary to cope with our times, which change faster now than ever.
The Guardian contests the stereotype that Americans are ignorant of history but, the English paper believes, contemporary conservative movements do appropriate the past for political gain.
The successful launch of a private rocket into outer space, which could one day take tourists on suborbital flights, comes just as the U.S. government makes deep cuts at NASA.