Another of my favorite space images – water plumes jetting into space from the south polar region of Saturn’s moon Enceladus.
A recent comment from a reader about her 2-1/2 year old grandson’s reaction to watching a National Geographic show about the Mars Rovers and Mars Phoenix Lander (and his creative suggestion about how to save Spirit) reminded me that I’ve been meaning to write about my 4 year old friend Jack and his obsession with […]
Today is World Polio Day, which marks the birthday of Jonas Salk, the creator of the polio vaccine in 1955. Since that discovery, polio diagnoses around the world have decreased by 99%. The Gates Foundation has donated $355 million to finish the job, with a goal of raising an additional $200 million from people around […]