Modding a car can be a lot of fun, but you don't want to buy someone else's project car. Here are a few tips to spot a tune ...

To protect thousands of varieties of heirloom corn, Mexican leaders have amended the constitution to ban the planting of ...

How have the first patients fared after receiving organ transplants from genetically modified pigs? Roni Caryn Rabin, a health reporter on the Science desk of The New York Times, looks at the results ...