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Scientists Set Maximum Lifetime for Ancient DNA

Any DNA found older than this upper limit will cause huge problems for the evolutionary dating scheme.

Extinctions: A Playground for Darwin Storytellers

The fossils show that many species are gone from our planet. But explaining how they went extinct depends on one's worldview beliefs.

Saturn, the Bringer of Youth

More discoveries of youthful phenomena contradict Gustav Holst's musical tribute to "Saturn, the Bringer of Old Age."

Mars Is Losing Its Atmosphere Fast

Measurements of Martian atmospheric loss rates imply incredible changes over the assumed billions of years of Mars' history.

Surprising Youth in the Solar System

Four solar system objects in the news look young, not billions of years old.
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