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25 November 2009
Lava Tubes on the Moon!
Ever wonder how astronauts on the moon are going to avoid deadly space radiation? One option is to live in caves, and luckily the Kaguya team has found one! Read more about it in my article over at Universe Today.
21 October 2008
Massive Crystals: The coolest thing I've ever seen.
Really, that’s all I said for like 5 minutes after seeing this picture for the first time: Those are PEOPLE, for scale. Here’s another pic, just to put you in a little more awe: These are the largest crystals yet to be found on Earth, with some reaching over 30 feet in length! As reported in NG, The Cueva de los Cristales is located 1000 feet below ground in the …
7 March 2008
How old is the Grand Canyon? The speleologist knows…
I learned a new word in Science this week: Speleology: the study or exploration of caves. Think “spelunking.” The word was in an article by UNM geologists Polyak et al. on a new age estimate of the Grand Canyon. For many years now, geologists have estimated the formation time of the Canyon at around 6 million years. The new study puts the age at close to 20 million. This may …