The most robust statistical examination to date of our species' genetic links to "mitochondrial Eve" -- the maternal ancestor of all living humans -- confirms that she lived about 200,000 years ago. The Rice University study ...
Evolution
Aug 17, 2010
35
0
A team of bioengineers from the University of Pennsylvania Institute for Medicine and Engineering have trained a computer neural network model to accurately predict how blood platelets would respond to complex conditions ...
Biotechnology
Jun 20, 2010
0
0
(PhysOrg.com) -- Hydrogen is a promising alternative energy carrier that can be efficiently converted into electrical energy in fuel cells. One hurdle to the introduction of sustainable hydrogen technology is the fact that ...
Materials Science
Dec 2, 2009
3
0
(PhysOrg.com) -- For years, proponents have touted the benefits of embryonic stem cell research, but the potential therapies still face hurdles. Side effects such as tumor development, a lack of an effective and long-term ...
Biochemistry
Jun 25, 2009
0
0
South Korea on Wednesday conditionally lifted a ban on stem cell research using human eggs, three years after outlawing the practice because a scientist was found to have faked his work.
Biotechnology
Apr 29, 2009
0
0
(PhysOrg.com) -- Toxic uranium is often found in soil and groundwater in places where uranium was either mined or enriched to make nuclear fuel and weapons. Uranium contamination, which is a threat to wildlife and water supplies ...
Environment
Mar 26, 2009
2
0
A revolution in charitable giving is underway due to the growth of donor-advised funds in the United States.
Economics & Business
Mar 19, 2024
0
1
Wealthy individuals and entities have been known to fund the arts since ancient times.
Social Sciences
Jan 19, 2024
0
1
New research released today by the Indiana University Lilly Family School of Philanthropy explores charitable giving trends by race and ethnicity—a topic that has not been extensively studied—and looks at declines in ...
Social Sciences
Nov 15, 2023
0
12
With the rapid development of industrialization, water pollution is becoming more and more serious. The traditional water treatment method can't effectively remove organic pollutants, so advanced oxidation technology has ...
Nanomaterials
Oct 26, 2023
0
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