Six-month-old babies show stress responses when viewing images of snakes and spiders, long before they could have learned ...

The two nominated episodes were “A Shocking Story About Sandpipers” and “Racing to Restore Endangered Abalone.” They can be ...

The dim, reflective nature of the Wood Snake is giving way to a very lively, energetic light at the horizon. If you thought ...

The year's most exciting discoveries included the site where a young George Washington stopped a friendly fire incident, the ...