Marc-William Palen: Conspiracy theories have of course trailed Obama ever since his 2008 presidential run, with plenty on the far right believing him to be some amorphous combination of radical Muslim, Maoist, socialist, and communist.
Carole Bartolotto: The problem with concluding that GMOs are safe is that the argument for their safety rests solely on animal studies. These studies are offered as evidence that the debate over GMOs is over. Nothing could be further from the truth.
Steve Hochstadt: The Republicans in Congress, virtually all of whom publically deny that climate change is occurring, have just proposed a budget which cuts or reverses all the programs which might reduce the pace of warming.