April 20, 2013 All animals are wired for pleasures that will lead them to reproduce, hunt for food and protect their young. The problem is, in some animals, like in some humans, the natural urge for good times gets untamed.
April 19, 2013 This week's explosion at the West Fertilizer Co. plant in Texas reminds us of the "cursed" side of the nitrogen that powers most of agriculture around the world. Through habit or necessity, we've come to depend on it. But there are costs.
April 19, 2013 While there is still conflicting reports about how easily the new strain can be transmitted between humans, the CDC says early intervention is key.
April 19, 2013 Tylenol may relieve more than physical pain; it may dull existential aches, too. Researchers say their work is consistent with a growing body of research that suggests the brain processes physical and emotional pain in similar ways.
April 19, 2013 Two residential towers, dense with trees, will have their official opening later this year in downtown Milan. Blogger and critic Tim De Chant thinks it's high-time we stop planting trees on skyscrapers. Krulwich disagrees.
April 18, 2013 The three planets are not only in what's considered to be the "habitable" zone, but they are also near Earth-sized.
April 18, 2013 Dog owners have similar germs growing on their skin: a signature blend of bacteria from canines' tongues and paws. Scientists couldn't find an analogous signature for cat owners. Perhaps cats are just being selfish.