Brightsurf Science News & Current Events

March 11, 2007
New receiver board gets all the right signals
UNSW researchers have developed the first Australian receiver that can pick up both the L1 and L2C GPS frequencies, as well as the signal from the first prototype Galileo satellite.

New agreement helps protect thousands of rice varieties -- the planet's most important food source
An unprecedented new agreement -- that will involve the annual dispersal in perpetuity of US $600,000 -- was unveiled today in the Philippines to help fund the protection and management of the world's thousands of unique rice varieties.

These legs were made for fighting
Ape-like human ancestors known as australopiths had short legs because a squat physique and stance helped the males fight over access to females, a University of Utah study concludes.

Cocoa 'vitamin' health benefits could outshine penicillin
The health benefits of epicatechin, a compound found in cocoa, are so striking that it may rival penicillin and anaesthesia in terms of importance to public health, reports Marina Murphy in Chemistry & Industry, the magazine of the SCI.

Stem cells act through multiple mechanisms to benefit mice with neurodegenerative disease
Human embryonic stem cells (hESCs) can treat degenerative diseases safely and effectively, and do so by invoking multiple mechanisms.

Scientists find hormone activity explains adolescent mood swings
A calming hormone reverses its effect during puberty, when it paradoxically increases anxiety.

Shilatifard and colleagues identify a potential target for treatment of mixed lineage leukemia
Ali Shilatifard, Ph.D., investigator, has identified a cellular factor that can reverse histone trimethylation caused by the trithorax gene, the Drosophila homologue of the human mixed lineage leukemia gene, MLL. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to