Most plants contain some level of toxins (like alkaloids) for defense. After all, they're plants. They can't go anywhere. Through millennia of trial and error, both animals and human beings have figured out which plants are safe, which are lethal, and whi

If you're worried about environmental issues, take a look at this list of offenders and make sure you're not contributing to their assault of the environment.

Well, now it's official!

ILULISSAT, Denmark (AFP) - Flying low over the vast, white expanse of Greenland's Ilulissat glacier, one of the biggest and most active in the world, the effects of global warming in the Arctic are painfully visible as the ice melts at an alarming rate.

Kraemer tallied up McCain's votes and found that McCain has "voted consistently against government support of solar, wind, geothermal, bioenergy, ocean and any other clean energy, with the exception of being strongly for nuclear power."

30-mile wide atmospheric line divides polluted north and cleaner south

Solar power for residential homes can provide hot water, warm pools, heating and even energy for cooking. This resource can be tapped with an initial investment that will pay for itself over a reasonably short period of time.

Some members of Congress want to rush us into developing oil shale despite the reality that it will put millions of acres of wildlife habitat at risk, threaten a significant portion of our country's water source and dramatically increase global warming...

During her two years as governor, Sarah Palin proposed a $150 bounty for the severed foreleg of each killed wolf and introduced legislation to make it even easier to use aircraft to hunt wolves and bears. Demand justice by signing the petition!

So this website gets skeptical about global warming skepticism. Do their arguments have any scientific basis? What does the peer reviewed scientific literature say?