Male friendships are qualitatively different from female friendships. Men may not be physically or emotionally expressive, but they provide a lot of support for each one another with their presence.
More important than the size of government is the kind of authority it wields over its people -- and the degree to which it exercises arbitrary power, writes David Boaz.
Researchers have found a way to prevent and treat type 1 diabetes in mice by using a vaccine to boost the immune system's natural self-regulation.
As the campaign in Afghanistan wears on, there is a consensus in the Islamic world that a discernible American retreat from the region is in the works, writes Fouad Ajami.
Charismatic, forceful leaders have a tendency to produce volatile company performances, writes David Brooks. He imagines an alternate executive model: the "humble hound leader."
Extensive research over the past 40 years shows that sleep deprivation is a quick, inexpensive and effective treatment for depression. So why isn't this fact more well known?
“Non-paternity” (when a child turns out to have a different father than they thought they did) is estimated to be somewhere around 10%. New over-the-counter tests make it easy to find out the truth.
Eli Kintisch suggests scientists may have to attempt some radical fixes to address the shift in global temperature. Should we build an umbrella in space? Reflective panels covering the polar ice?
Vice President Joe Biden writes that the country's new nuclear stance "leaves Cold War thinking behind" and recognizes that nuclear terrorism and proliferation are the biggest dangers to global security.
A new technology called "Skinput" uses bio-acoustic sensors to allow people to use the skin on their fingers and forearms -- or any part of their bodies -- as touchpads to control mobile devices.
"Biologically, oysters are not in the plant kingdom, but when it comes to ethical eating, they are almost indistinguishable from plants," writes Christopher Cox.
Economic prognosticators are increasingly looking for indicators in unconventional urban data. The newest offbeat predictors are finding information in obscure places -- but can they be trusted in forecasts?
"Those who think of themselves as great fans of progress, of technology's inexorable march forward, will change their tune as soon as progress destroys something they care deeply about," writes Nicholas Carr.
It can be shocking to hear stories about female terrorists like the Russian "black widows" and America's "Jihad Jane" -- particularly because women so rarely turn to violence.
"Otto Dix is a difficult artist to like," writes Judith Dobrzynski of the Weimar artist known for his harsh, cruel depictions of social and moral decay. "But admiration is a different thing altogether."