Death Valley doesn't seem like the most ideal place to ride out rising temperatures amid a changing climate. But for the desert plants that live there, it's home—and they face the choice to adapt or die.
Ecology
Jul 27, 2020
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191
Among the many surprises associated with the discovery of the oldest known, nearly complete skeleton of a hominid is the finding that this species took its first steps toward bipedalism not on the open, grassy savanna, as ...
Archaeology
Oct 8, 2009
1
2
The Cold War ended long ago, but its radioactive legacy still lingers in the water and soil of the western United States. Between 1950 and 1990, nuclear weapons materials production and processing at several federal facilities ...
Environment
Jan 11, 2011
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0
Life teems all over our planet's exterior and even down into the lightless oceanic depths. But just how far underground might life be able to hack it?
Earth Sciences
Jan 12, 2015
5
53
The teeth of a kangaroo and other extinct marsupials reveal that southeastern Queensland 2.5-5-million-years ago was a mosaic of tropical forests, wetlands and grasslands and much less arid than previously thought. The chemical ...
Archaeology
Jun 12, 2013
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0
A new study describes a period of rapid global climate change in an ice-capped world much like the present—but 304 million years ago. Within about 300,000 years, atmospheric carbon dioxide levels doubled, oceans became ...
Earth Sciences
May 2, 2022
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197
(PhysOrg.com) -- The Earth may be able to recover from rising carbon dioxide emissions faster than previously thought, according to evidence from a prehistoric event analyzed by a Purdue University-led team.
Earth Sciences
Apr 21, 2011
23
0
Ice cores allow climate researchers to look 800,000 years back in time. New research indicates that atmospheric carbon acts as fertilizer, increasing biological production. The mechanism removes carbon from the air and thereby ...
Earth Sciences
Mar 10, 2022
10
97
Iron and manganese compounds, in addition to sulfate, may play an important role in converting methane to carbon dioxide and eventually carbonates in the Earth's oceans, according to a team of researchers looking at anaerobic ...
Earth Sciences
Jul 9, 2009
0
0
White sharks, the largest predatory sharks in the ocean, are thought of as apex predators that feed primarily on seals and sea lions. But a new study by researchers at the University of California, Santa Cruz, shows surprising ...
Plants & Animals
Sep 28, 2012
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