Earth & Environment

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Woolly mammoths

MAMMOTH MELTDOWN  Woolly mammoths and other titans of the last Ice Age dwindled after periods of abrupt warming, rather than extreme cold, new climate and paleontological records reveal.

U.S. oil and gas wells

GOING DEEP?  A surprising number of U.S. oil and gas wells, similar to this one, are hydraulically fractured at shallow depths, a new study finds. 

green turtle

A green turtle has to haul herself to shore to lay her eggs. But sea level rise may drown her young, a new study warns.

Earth & Environment

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