Volcanic eruptions wiped out ocean life 93 million years ago
Space & Earth / Earth Sciences
Jul 16, 2008 |
3.8 / 5 (38) |
8
University of Alberta scientists contend they have the answer to mass extinction of animals and plants 93 million years ago. The answer, research has uncovered, has been found at the bottom of the sea floor where lava fountains ...
Researchers reveal widespread, hardworking water on ancient Mars
Space & Earth / Space Exploration
Jul 16, 2008 |
4.7 / 5 (27) |
6
(PhysOrg.com) -- For decades, scientists have theorized – romanticized, even – that Mars has harbored water. The evidence has grown stronger as recent missions to the Red Planet have revealed in stunning detail ...
A new way to weigh giant black holes
Jul 16, 2008 |
4.6 / 5 (23) |
5
How do you weigh the biggest black holes in the universe? One answer now comes from a completely new and independent technique that astronomers have developed using data from NASA's Chandra X-ray Observatory.
Using magnetic nanoparticles to combat cancer
Nanotechnology / Bio & Medicine
Jul 16, 2008 |
4.5 / 5 (21) |
1
Scientists at Georgia Tech have developed a potential new treatment against cancer that attaches magnetic nanoparticles to cancer cells, allowing them to be captured and carried out of the body. The treatment, ...
Phoenix Rasps Frozen Layer, Collects Sample
Space & Earth / Space Exploration
Jul 16, 2008 |
4.4 / 5 (19) |
6
(PhysOrg.com) -- A powered rasp on the back of the robotic arm scoop of NASA's Phoenix Mars Lander successfully drilled into the frozen soil and loosened material that was collected in the lander's scoop.
Brain scientists spot nature/nurture gene link
Jul 16, 2008 |
4.4 / 5 (16) |
1
(PhysOrg.com) -- Neuroscientists at MIT's Picower Institute for Learning and Memory found that a previously unsuspected set of genes links nature and nurture during a crucial period of brain development.
Democracies with separation of powers less likely to stop using torture
Jul 16, 2008 |
2.3 / 5 (24) |
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A system of checks and balances in government is usually regarded as a good thing, except when it comes to the probability that a nation will stop its use of government-sanctioned torture, according to a Florida State University ...
Men and women may need different diets: research
Jul 16, 2008 |
3.9 / 5 (14) |
0
Diet can strongly influence how long you live and your reproductive success, but now scientists have discovered that what works for males can be very different for females.
Quantum Rod System May Safely 'Sneak' Drugs, Diagnostics into Brain
Nanotechnology / Bio & Medicine
Jul 16, 2008 |
4.5 / 5 (11) |
3
(PhysOrg.com) -- A unique nanoparticle system developed by University at Buffalo scientists takes advantage of the versatility of bioconjugated quantum rods to ferry novel diagnostic and therapeutic agents ...
Archaeologists trace early irrigation farming in ancient Yemen
Other Sciences / Archaeology & Fossils
Jul 16, 2008 |
4.1 / 5 (9) |
0
In the remote desert highlands of southern Yemen, a team of archaeologists have discovered new evidence of ancient transitions from hunting and herding to irrigation agriculture 5,200 years ago.
Study shows 28,000 year-old Europeans' DNA was like ours
Biology /
Jul 16, 2008 |
4.3 / 5 (8) |
0
40,000 years ago, the Cro-Magnoid people – the first people who had a skeleton that looked anatomically modern – entered Europe, coming from Africa. In the July 16 issue of the open-access journal PLoS ONE, a group of gen ...
Bees go 'off-color' when they are sickly
Biology /
Jul 16, 2008 |
4.7 / 5 (7) |
3
Bumble-bees go 'off colour' and can't remember which flowers have the most nectar when they are feeling under the weather, a new study from the University of Leicester reveals.
Virtual world is sign of future for scientists, engineers
Technology / Computer Sciences
Jul 16, 2008 |
4.6 / 5 (7) |
0
Purdue University is operating a virtual environment that enables scientists and engineers to interpret raw data collected with powerful instruments called dynamic atomic force microscopes.
NIU engineers make micro-milling affordable
Jul 16, 2008 |
4.7 / 5 (6) |
0
(PhysOrg.com) -- The Northern Illinois University College of Engineering and Engineering Technology has created a new micro-milling machine that could open doors for small machine shops looking to manufacture ...
A Better Shot at Immunization
Jul 16, 2008 |
3.9 / 5 (7) |
3
A new immunization strategy could reduce the vaccine doses needed to protect a population from disease (and reduce the antivirus updates required to protect a network of computers) by as much as 50%.
