The Big Bang produced lots of hydrogen and helium and a smidgen of lithium. All heavier elements found on the periodic table have been produced by stars over the last 13.7 billion years. Astronomers analyze starlight to determine ...
Astronomy
Apr 30, 2012
30
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By combining detailed chemical measurements in the deep ocean, in the oil slick, and in the air, NOAA scientists and academic colleagues have independently estimated how fast gases and oil were leaking during the 2010 Deepwater ...
Environment
Jan 9, 2012
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(PhysOrg.com) -- The Mars rover Opportunity is a senior citizen, but still spry, and as it peers over the rim of the giant impact crater called Endeavour, it's embarking on what could be called a new mission, say its NASA ...
Space Exploration
Sep 4, 2011
3
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Nine years ago, scientists at Cedars-Sinai's Maxine Dunitz Neurosurgical Institute detected a subtle shift occurring in the molecular makeup of the most aggressive type of brain tumors, glioblastoma multiforme. With further ...
Bio & Medicine
Nov 5, 2010
0
0
(PhysOrg.com) -- As if the debate over what is and what is not a planet hasn't gotten confusing enough, Hubble Space Telescope astronomers have now confirmed the existence of a tortured, baked object that could be called ...
Astronomy
Jul 15, 2010
3
0
(PhysOrg.com) -- DNA may provide the blueprint for life, but scientists are learning more about the role of a chemical code that governs the way that blueprint is read.
Biochemistry
Mar 2, 2010
2
0
(PhysOrg.com) -- Star clusters are among the most visually alluring and astrophysically fascinating objects in the sky. One of the most spectacular nestles deep in the southern skies near the Southern Cross in the constellation ...
Astronomy
Oct 29, 2009
1
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Object 90377 Sedna—a distant trans-Neptunian object known best for its highly elliptical, 11,390-year long orbit—is currently on its way toward perihelion (its closest approach to the sun) in 2076. After that, Sedna will ...
Space Exploration
Jan 5, 2022
3
92
Experiments conducted at extreme conditions are giving scientists new insights into the chemical make-up of the Earth's core.
Earth Sciences
Mar 12, 2019
0
18
University of Alabama at Birmingham professor Tracy Hamilton, Ph.D., is applying his chemistry expertise to two popular beverages: beer and coffee.
Other
Sep 1, 2014
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