An important step toward realizing the dream of an inexpensive and simple "artificial leaf," a device to harness solar energy by splitting water molecules, has been accomplished by two separate teams of researchers at MIT. ...
Materials Science
Jun 13, 2011
1
0
By comparing simulations from 20 different computer models to satellite observations, Lawrence Livermore climate scientists and colleagues from 16 other organizations have found that tropospheric and stratospheric temperature ...
Earth Sciences
Nov 29, 2012
27
0
ESA's Herschel space observatory has found molecules of oxygen in a nearby star-forming cloud. This is the first undisputed detection of oxygen molecules in space. It concludes a long search but also leaves questions unanswered.
Astronomy
Aug 1, 2011
2
0
Despite its impressive biological resume, phosphorus is relatively inaccessible as elements go. To understand how phosphorus obtained its prominent role, scientists are modeling the early geochemical environment on Earth ...
Earth Sciences
Aug 23, 2012
1
0
While using X-rays to study the early stages of a chemical process that can reformulate carbon dioxide into more useful compounds, including liquid fuels, researchers were surprised when the experiment taught them something ...
Materials Science
Jun 12, 2017
2
328
In their search for life in solar systems near and far, researchers have often accepted the presence of oxygen in a planet's atmosphere as the surest sign that life may be present there. A new Johns Hopkins study, however, ...
Astronomy
Dec 17, 2018
23
126
Unique sections of coral DNA can indicate a higher tolerance to environmental stress, researchers have revealed for the first time.
Plants & Animals
May 13, 2016
0
42
Today, oxygen takes up a hefty portion of Earth's atmosphere: Life-sustaining O2 molecules make up 21 percent of the air we breathe. However, very early in Earth's history, O2 was a rare — if not completely absent — ...
Earth Sciences
Aug 16, 2011
0
0
Photosynthesis leaves behind a unique calling card, a chemical signature that is spelled out with stable oxygen isotopes, according to a new study in Science. The findings suggest that similar isotopic signatures could exist ...
Earth Sciences
Apr 23, 2015
0
1254
Opening a new window on the way plants generate the oxygen we breathe, researchers used an X-ray laser at the Department of Energy's (DOE) SLAC National Accelerator Laboratory to simultaneously look at the structure and chemical ...
General Physics
Feb 14, 2013
0
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