Life on land and water teeters between haves and have-nots

In the race to make the world more livable for people and nature, progress on land outpaced successes in the seas, raising red flags that wealthier countries' advantages may be upsetting a balance, a Michigan State University ...

Sea otters killed by unusual parasite strain

Four sea otters that stranded in California died from an unusually severe form of toxoplasmosis, according to a study from the California Department of Fish and Wildlife and the University of California, Davis. The disease ...

Mercury helps to detail Earth's most massive extinction event

The Latest Permian Mass Extinction (LPME) was the largest extinction in Earth's history to date, killing between 80–90% of life on the planet, though finding definitive evidence for what caused the dramatic changes in climate ...

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