Back in school, you may have learned about the Eur...  ...Islands, and by the 8th Century, Iceland. These explorations can be confirmed by archaeological findings as we...

They are beautiful, otherworldly, full of secrets, and can kill you. It takes bravery and special training to venture into the hydrogen sulfide atmosphere of the Bahama caves known as inland blue holes. Those who dare ar...

[caption id="attachment_27225" align="alignleft" width="319" caption="Photo: NASA"][/caption] Going to Mars is costly.  The conventional thinking of round-trip missions is losing more and more ground to an idea made...

You've heard plenty about how the US beat the Soviets to the moon in 1969. There was another lesser-known exploratory scoop in January of 1960, when US Navy marine specialist Lieutenant Don Walsh and oceanographer Jacque...

As part of the International Year of Astronomy, the celebration of the 400th anniversary of Galileo’s telescopic observations, you get to decide where to point the Hubble next.“Hubble’s Next Discovery – You D...