A waterway separates Texas from Antarctica (IMAGE)
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Among the discoveries to have earned UT's Ian Dalziel the Penrose Medal, was a supercontinental rift half a billion years ago that saw what is now Texas and ancestral North America break away from Gondwanaland, occurring immediately before a huge burst in diversity of life on Earth, known as the Cambrian explosion. Credit: UT Jackson School of Geosciences/Dalziel.
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Credit: UT Jackson School of Geosciences/Ian Dalziel
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