Sentences with phrase «drilled ancient rocks»
Since its arrival on Mars in 2012, NASA's Curiosity rover has zapped and drilled ancient rocks in the hopes of finding evidence for past life.
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«The pore spaces, or tiny holes, in the rock remain filled with these ancient oceans, so when we drill wells today that water is produced to the surface,» Tinker says.
We have instruments on board which are expressly designed to seek evidence of ancient life - what we call «biosignatures» - and we have the capability to prepare samples, drill them out of a rock, seal them in a tube, so that a future mission could go and bring them up - we call that «caching.»
And Professor Kent and his colleagues have been able to read evidence of this regular cycle in huge cores of rock drilled from a geological feature in the Petrified Forest National Park in Arizona, and rock cores from ancient sediments beneath New York and New Jersey.
Scientists drilling deep into ancient rocks in the Arizona desert say they have documented a gradual shift in Earth's orbit that repeats regularly every 405,000 years, playing a role in natural climate swings.