Marijuana use linked to increased risk of testicular cancer
Feb 09, 2009 |
2.9 / 5 (10) |
20
Frequent and/or long-term marijuana use may significantly increase a man's risk of developing the most aggressive type of testicular cancer, according to a study by researchers at Fred Hutchinson Cancer Research Center. The ...
Scientists say Antarctic climate evidence too strong to ignore
Space & Earth / Earth Sciences
Feb 09, 2009 |
2.6 / 5 (10) |
7
(PhysOrg.com) -- More than 50 top international polar scientists will meet at Victoria University of Wellington this week to discuss their cutting-edge climate change research.
Carbon Nanotubes Make Fuel Cells Cheaper
Nanotechnology / Nanomaterials
Feb 09, 2009 |
4.3 / 5 (6) |
2
(PhysOrg.com) -- As fuel cells are becoming more popular due to their potential use in applications such as hydrogen-powered vehicles, auxiliary power systems, and electronic devices, the need for the precious ...
Researchers learn why robots get stuck in the sand -- and how to keep them going (Video)
Feb 09, 2009 |
4.2 / 5 (6) |
5
(PhysOrg.com) -- Today's advanced mobile robots explore complex terrains across the globe and even on Mars, but have difficulty traversing sand and other granular media like dirt, rubble or slippery piles ...
Rapid burst of flowering plants set stage for other species
Other Sciences / Archaeology & Fossils
Feb 09, 2009 |
4.8 / 5 (5) |
0
A new University of Florida study based on DNA analysis from living flowering plants shows that the ancestors of most modern trees diversified extremely rapidly 90 million years ago, ultimately leading to the formation of ...
IMEC develops low-cost low-power 60GHz solutions in digital 45nm CMOS
Feb 09, 2009 |
4.4 / 5 (5) |
0
At this week’s International Solid State Circuits Conference, IMEC presents a 60GHz front-end receive chain, phase-locked loop and power amplifier in 45nm digital CMOS technology. These building blocks pave ...
Nearly 50 new species of prehistoric creatures discovered in record time
Other Sciences / Archaeology & Fossils
Feb 09, 2009 |
4.3 / 5 (4) |
0
In just four years a University of Portsmouth palaeontologist has discovered 48 new species from the age of the dinosaurs - while other scientists took 180 years to identify the same number.
Multiple genes implicated in autism
Feb 09, 2009 |
5 / 5 (3) |
0
(PhysOrg.com) -- By pinpointing two genes that cause autism-like symptoms in mice, researchers at MIT’s Picower Institute for Learning and Memory have shown for the first time that multiple, interacting genetic risk factors ...
Semantic web promises a smarter electricity grid
Feb 09, 2009 |
4 / 5 (3) |
0
(PhysOrg.com) -- Dispersed wind farms and solar panels on people’s homes are posing new challenges for managing power grids that were designed when all electricity was generated in centralised plants. A new semantic web technology ...
Accidental wireless: Wireless-based sensor system could SAVE lives
Technology / Computer Sciences
Feb 09, 2009 |
4 / 5 (3) |
0
Following a rollover automobile accident, driver and passengers are usually unable to call for help. So, unless the accident occurs on a busy road, rescue is unlikely to arrive in time to save them. Writing in the International Jo ...
Mediterranean diet associated with lower risk of cognitive impairment
Feb 09, 2009 |
4 / 5 (3) |
0
Eating a Mediterranean diet appears to be associated with less risk of mild cognitive impairment—a stage between normal aging and dementia—or of transitioning from mild cognitive impairment into Alzheimer's disease, according ...
Research on pigs may lead to answers for human male infertility
Biology /
Feb 09, 2009 |
5 / 5 (2) |
0
In the late 1990s the Finnish Yorkshire pig population was threatened by a genetic defect which spread at an alarming rate and led to infertility. The defective KPL2 gene in porcine chromosome 16 caused pig spermatozoa to ...
New Brain Helmet Could Detect Stroke Earlier
Feb 09, 2009 |
5 / 5 (2) |
0
(PhysOrg.com) -- A prototype "brain helmet" that provides real-time images of major blood vessels may enable emergency personnel to perform quick scans of potential stroke victims' brains, according to a team ...
Multivitamin use not associated with women's risk of cancer, heart disease or death
Feb 09, 2009 |
3.3 / 5 (3) |
6
Postmenopausal women who take multivitamins appear to have the same risk of most common cancers, cardiovascular disease or dying of any cause as women who do not take multivitamin supplements, according to a report in the ...
Disruptions in daily routine can adversely affect a couple's conversation
Feb 09, 2009 |
5 / 5 (2) |
0
(PhysOrg.com) -- Is the communication in your relationship a little frosty? It may be the little things you're not doing in daily routines are playing a part, says researcher Leanne Knobloch. Things like forgetting to walk ...
