Nanobacteria – Are They Alive?
Nanotechnology / Bio & Medicine
Apr 23, 2008 |
4.6 / 5 (94) |
9
Tiny particles called nanobacteria have intrigued researchers in many ways since their discovery 20 years ago, but perhaps the most controversial question they pose is whether or not they are alive.
New source for biofuels discovered
Biology /
Apr 23, 2008 |
4.7 / 5 (70) |
11
A newly created microbe produces cellulose that can be turned into ethanol and other biofuels, report scientists from The University of Texas at Austin who say the microbe could provide a significant portion ...
You are what your mother eats: First evidence that mother's diet influences infant sex
Biology /
Apr 23, 2008 |
4.2 / 5 (39) |
3
New research by the Universities of Exeter and Oxford provides the first evidence that a child’s sex is associated with the mother’s diet. Published today, in the journal Proceedings of the Royal Society B: ...
Radio telescope reveals secrets of massive black hole
Apr 23, 2008 |
4.5 / 5 (27) |
7
At the cores of many galaxies, supermassive black holes expel powerful jets of particles at nearly the speed of light. Just how they perform this feat has long been one of the mysteries of astrophysics.
Human brain appears 'hard-wired' for hierarchy
Apr 23, 2008 |
4.3 / 5 (23) |
2
Human imaging studies have for the first time identified brain circuitry associated with social status, according to researchers at the National Institute of Mental Health (NIMH) of the National Institutes ...
Glaciers reveal Martian climate has been recently active
Space & Earth / Space Exploration
Apr 23, 2008 |
4.3 / 5 (22) |
0
The prevailing thinking is that Mars is a planet whose active climate has been confined to the distant past. About 3.5 billion years ago, the Red Planet had extensive flowing water and then fell quiet - deadly ...
Menstrual blood -- a valuable source of multipotential stem cells?
Biology /
Apr 23, 2008 |
4.4 / 5 (21) |
3
Researchers seeking new and more abundant sources of stem cells for use in regenerative medicine have identified a potentially unlimited, noncontroversial, easily collectable, and inexpensive source – menstrual blood.
1600 eruption caused global disruption
Space & Earth / Earth Sciences
Apr 23, 2008 |
4.3 / 5 (21) |
2
The 1600 eruption of Huaynaputina in Peru had a global impact on human society, according to a new study of contemporary records by geologists at UC Davis.
Nanotubes grown straight in large numbers
Nanotechnology / Nanomaterials
Apr 23, 2008 |
4.4 / 5 (20) |
1
Duke University chemists have found a way to grow long, straight cylinders only a few atoms thick in very large numbers, removing a major roadblock in the pursuit of nano-scale electronics.
Researchers unravel heparin death mystery
Apr 23, 2008 |
4.5 / 5 (18) |
1
An international team of researchers led by MIT has explained how contaminated batches of the blood-thinner heparin were able to slip past traditional safety screens and kill dozens of patients recently in ...
Mining for dark matter
Apr 23, 2008 |
4.4 / 5 (18) |
6
While much of the attention in the world of high-energy physics is focused on the Large Hadron Collider nearing completion at the European Center for Nuclear Research (CERN) near Geneva, Switzerland, other physicists, including ...
Mechanisms of memory identified
Apr 23, 2008 |
4.5 / 5 (17) |
0
Our ability to remember the objects, places and people within our environment is essential for everyday life, although the importance of this is only fully appreciated when recognition memory beings to fail, ...
Scientists Automate Molecular Evolution
Biology /
Apr 23, 2008 |
4.6 / 5 (16) |
3
Under the control of a computer at The Scripps Research Institute, a population of billions of genes morphed through 500 cycles of forced adaptation to emerge as molecules that could grow faster and faster on a continually ...
Did a Significant Cool Spell Mark the Demise of Megafauna?
Space & Earth / Earth Sciences
Apr 23, 2008 |
4.2 / 5 (17) |
0
The end of the Pleistocene Epoch was marked with steadily warmer temperatures and the great ice age glaciers that covered vast areas of North America were in retreat.
Pistachios reduce inflammation, cardiovascular disease factors
Apr 23, 2008 |
4.8 / 5 (12) |
0
A Penn State-led study shows that snacking on pistachios has proved to have a positive impact on improving cardiovascular health by significantly reducing inflammation in the body, a prominent cardiovascular disease risk ...
