A new-found fossil reveals the soft body of a 500-million-year-old undersea creature. Hemichordate Galeaplumosus abilus may provide clues to the evolution of vertebrates like us.
A Laysan albatross at Midway is the oldest known wild bird in the US. She recently became a mom at over 60 years of age - and survived the 2011 tsunami, too.
On Thursday, March 17, 2011, the MESSENGER spacecraft will become the first space probe to enter orbit around the innermost planet of our solar system, Mercury.
Shireen Gonzaga is a freelance writer who enjoys writing about natural history. She is also a technical editor at an astronomical observatory where she works on documentation for astronomers.