Europa, Jupiter's moon, has water that may support life. The only problem is it's buried under a thick layer of ice.
According to geologists, there's something very hot going on under all that ice.
Learn about the iceberg that sank the Titanic, on this Moment of Science.
Recently, scientists were able to revitalize a bacteria that's been dead for over 120,000 years! Are humans next?
Did you know that there are huge, hidden lakes beneath the Antarctic ice sheets? Learn more on this Moment of Science.