Sea sponges need oxygen, as fish and people do

The inconspicuous sea sponges are Earth's oldest multicellular animals and have filtered the oceans for nearly 900 million years, long before the first plants appeared on land. New research appearing in the journal Fishery ...

Without helpful microbes, tadpoles can't stand the heat

In a warming world, animals could live or die by what's in their gut. That's one conclusion of a new study by Pitt biologists showing that tadpoles are less able to cope with hot temperatures without the help of microbes. ...

Researchers gain insights into Rio Tinto microbial community

At the mouth of the Rio Tinto in southwestern Spain, acidic river water—polluted with heavy metals from ore mining and mineral weathering—mixes with the salt water of the Atlantic Ocean. Here, microorganisms that love ...

Developing a targeted, reliable, long-lasting genetic kill switch

Tae Seok Moon, associate professor of energy, environmental and chemical engineering at the McKelvey School of Engineering at Washington University in St. Louis, has taken a big step forward in his quest to design a modular, ...

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