Must Aging Presuppose Deterioration?
October 17, 2022
There's nothing in biology that prevents longer life – at least in theory.
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Fossil Soft Tissue: An Apatite for Rotten Fish
August 8, 2022
Scientists put up with the smell of rotting sea bass for 2.5 months to learn why some fossils preserve soft tissues. They didn't learn much.
Sheep Mummy Shows Limits on DNA Longevity
July 14, 2021
Under ideal conditions for preservation, DNA from a sheep in a salt mine lasted 1,600 years. But could it last millions?
Fossil DNA Stuns Geologists
August 4, 2016
None of them would have believed DNA could survive over a million years. They have no explanation for its preservation.
Earth's Geodynamo: An Energy Crisis
January 25, 2016
A new theory to maintain Earth's magnetic field looks like a case of special pleading to rescue a dogma.
Buck Up; We're Stuck on Earth
November 10, 2013
Star Trek is out, scientists have found. Our bodies can't take extended space travel.