Swedish philosopher Torbjörn Tännsjö argues that humans have a moral duty to reproduce -- and to do it early and often. Oof.
Sure, sending trash far away burns more carbon than recycling it locally. But recycling it far away still beats trashing it. Umbra sorts the tradeoffs.
In the first half of this year, at least six domestic coal companies filed for bankruptcy.
Now that weeds can stand up to herbicides, farmers have to uproot them the old-fashioned way: with garden tools.
While Bush is praised for his response to Hurricane Katrina victims in Florida, no one is talking about his Carnival Cruise boondoggle.
In a study of almost 2,000 kids in El Paso, Texas, researchers found a strong correlation between air pollution and academic performance.
Ten years later, some women say they feel like they were better off before the storm.
You probably aren't going to tango with a tiger shark anytime soon -- but David Shiffman does it on a weekly basis, for science.
Here's what the science says.
A new study shows it's not just hippies who distrust vaccination.