Desert Dust Alters Ecology of Colorado Alpine Meadows
Space & Earth / Earth Sciences
Jun 29, 2009 |
4.9 / 5 (50) |
1
(PhysOrg.com) -- Accelerated snowmelt--precipitated by desert dust blowing into the mountains--changes how alpine plants respond to seasonal climate cues that regulate their life cycles, according to results ...
Extinction risk to plant biodiversity may occur at lower levels of atmospheric CO2 than previously considered
Jun 29, 2009 |
4.4 / 5 (33) |
13
(PhysOrg.com) -- Scientists have traced a sudden collapse in plant biodiversity in ancient Greenland, some 200 million years ago, to a relatively small rise in atmospheric carbon dioxide which caused a rise in the Earth’s ...
Scientists' Drill Hits Magma: Only Third Time on Record
Space & Earth / Earth Sciences
Jun 29, 2009 |
4.7 / 5 (23) |
24
(PhysOrg.com) -- Scientists drilling a borehole deep into Iceland’s rocky crust to explore new methods of using geothermal energy hit a major roadblock on Thursday: Their drill ran into molten rock at a depth ...
Fermilab's CDF observes Omega-sub-b baryon
Jun 29, 2009 |
4.6 / 5 (19) |
8
(PhysOrg.com) -- At a recent physics seminar at the Department of Energy’s Fermi National Accelerator Laboratory, Fermilab physicist Pat Lukens of the CDF experiment announced the observation of a new particle, ...
New insights, and a new angle, on high-temperature superconductivity
Jun 29, 2009 |
4.9 / 5 (15) |
6
(PhysOrg.com) -- A Princeton-led research team has revealed surprising information about how electron behavior influences the conduction of electricity in a class of high-temperature superconductors. An increased ...
Loss of coastal seagrass habitat accelerating globally
Jun 29, 2009 |
4.5 / 5 (16) |
2
An international team of scientists warns that accelerating losses of seagrasses across the globe threaten the immediate health and long-term sustainability of coastal ecosystems. The team has compiled and analyzed the first ...
First ever worldwide census of caribou and reindeer reveals a dramatic decline
Jun 29, 2009 |
3.9 / 5 (15) |
3
(PhysOrg.com) -- Caribou and reindeer numbers worldwide have plunged almost 60 per cent in the last three decades.
Geological landforms indicate 'recent' warm weather on Mars
Space & Earth / Space Exploration
Jun 29, 2009 |
4.5 / 5 (13) |
7
(PhysOrg.com) -- New research led by a UK scientist indicates that Mars had significantly warmer weather in its recent past than previously thought. The research, funded by the UK’s Science and Technology ...
Computer-Guided Nanoparticle Therapy Destroys Tumors
Nanotechnology / Bio & Medicine
Jun 29, 2009 |
4.9 / 5 (12) |
0
Gold nanoshells are among the most promising new nanoscale therapeutics being developed to kill tumors, acting as antennas that turn light energy into heat that cooks cancer to death. Now, a multi-institutional research team ...
Hi-tech 'Trojan horse' can kill cancer cells: researchers
Nanotechnology / Bio & Medicine
Jun 29, 2009 |
4.7 / 5 (12) |
7
Australian researchers are set to begin human trials of a tiny nano-cell that acts as a "Trojan horse" against cancer cells, a breakthrough they say may curb the need for debilitating chemotherapy.
First step to converting solar energy using 'artificial leaf'
Jun 29, 2009 |
4.7 / 5 (10) |
0
An international team of researchers has modified chlorophyll from an alga so that it resembles the extremely efficient light antennae of bacteria. The team was then able to determine the structure of these light antennae. ...
Space Station Room With a View
Space & Earth / Space Exploration
Jun 29, 2009 |
5 / 5 (9) |
3
The crew of the International Space Station (ISS) is about to get a new "eye-pod." The Tranquility node headed for the space station early in 2010 will feature a viewing dome unlike any other window ever flown ...
Herschel Opens Its Infrared Eyes
Jun 29, 2009 |
4.8 / 5 (9) |
3
(PhysOrg.com) -- The Herschel Space Observatory has snapped its first picture since blasting into space on May 14, 2009. The mission, led by the European Space Agency with important participation from NASA, ...
Dino tooth sheds new light on ancient riddle
Other Sciences / Archaeology & Fossils
Jun 29, 2009 |
4.9 / 5 (8) |
0
Microscopic analysis of scratches on dinosaur teeth has helped scientists unravel an ancient riddle of what a major group of dinosaurs ate- and exactly how they did it!
NuTeV Anomaly Helps Shed Light on Physics of the Nucleus
Jun 29, 2009 |
4.8 / 5 (8) |
2
(PhysOrg.com) -- A new calculation clarifies the complicated relationship between protons and neutrons in the atomic nucleus and offers a fascinating resolution of the famous NuTeV Anomaly.
