The Galápagos Islands look downright stunning from low-Earth orbit.

Charles Darwin's personal letters have a reputation for being quite revealing, and, at times, very entertaining. They're where he weighed the pros and cons of marriage, and berated himself for being "very stupid." Now, more than 1,000 letters between Darwin and botanist Joseph Dalton Hooker have been made available free …

It's Darwin's birthday, and that means it's Darwin Day! Founded in 1993 by molecular biologist Robert Stephens, Darwin Day is recognized as a global celebration of science, humanity, and reason. A day to revel in our evolutionary nature. To marvel at the Universe. To celebrate life, new and old.

How cool would it be to set aside a day to celebrate the birth of one of the most important and influential scientists to ever walk this good Earth? That's exactly what U.S. House Democrat Russ Holt is hoping to establish — and he's introduced a resolution to Congress that would see February 12, 2013 officially…

For most of his adult life, Charles Darwin was mulling over the earthworm question. In the years before his famous adventure on the H.M.S. Beagle, he began investigating how these creatures creates soil-enriching mold during their digestive process. Off and on in the decades after that, he continued to ponder…

Scientific discovery may require reason, rationality, and a firm handle on the facts, but science history has its share of myths, urban legends, and tall tales. Thought experiments are misinterpreted as real experiments; the scientist with the most interesting story gets the credit for a discovery; misunderstandings…

Happy Monday, people. We hope you're ready for some weird, because we're about to bring it in the form of a wriggling frog-sac full of tinier frogs.

Why do our faces go red and hot when we feel embarrassed, ashamed or guilty? No other species is known to do this, and yet most humans can recall experiencing something that made them blush at one time or another.

Who among us doesn't have a rough day from time to time? You know the type of day I'm talking about. That wearisome sort of day. The kind of day where wit, inspiration and motivation are all reached for in earnest, only to be found in equally short supply.

Charles Darwin married his cousin, Emma Wedgwood, in January 1839 — but not before giving it some serious thought. In the months leading up to his marriage proposal in November of 1838, the preeminent naturalist maintained a number of lists, scrawled in his journal, dedicated to the pros and cons of marriage, and the…