Engineers build mini drug-producing biofactories in yeast August 15, 2008 | User rating: 4.6 / 5 after 22 vote(s)
| User comments: 4
Researchers at the California Institute of Technology have developed a novel way to churn out large quantities of drugs, including antiplaque toothpaste additives, antibiotics, nicotine, and even morphine, using mini biofactories--in ... | |
Gel undergoes Peristalsis August 18, 2008 | User rating: 4.5 / 5 after 15 vote(s)
| User comments: 4
(PhysOrg.com) -- Large or small, machine parts only move when controlled by an external impulse. Biological systems, on the other hand, are capable of autonomous movements that continuously follow their own rhythms and spatial ... | |
 Newly detected air pollutant mimics damaging effects of cigarette smoke August 17, 2008 | User rating: 4.4 / 5 after 26 vote(s)
| User comments: 3
A previously unrecognized group of air pollutants could have effects remarkably similar to harmful substances found in tobacco smoke, Louisiana scientists are reporting in a study scheduled for presentation ... | |
Catalyst mystery unlocked August 18, 2008 | User rating: 4.7 / 5 after 12 vote(s)
| User comments: 3
Different keys are not supposed to fit the same lock, but in biological systems multiple versions of a catalyst all make a reaction go, according to a new study that explains the phenomenon. Scheduled for online publication ... | |
Polymer electric storage, flexible and adaptable August 20, 2008 | User rating: 4.4 / 5 after 35 vote(s)
| User comments: 3
(PhysOrg.com) -- The proliferation of solar, wind and even tidal electric generation and the rapid emergence of hybrid electric automobiles demands flexible and reliable methods of high-capacity electrical storage. Now a ... | |
A better way to make hydrogen from biofuels August 20, 2008 | User rating: 4.5 / 5 after 32 vote(s)
| User comments: 2
Researchers here have found a way to convert ethanol and other biofuels into hydrogen very efficiently. A new catalyst makes hydrogen from ethanol with 90 percent yield, at a workable temperature, and using inexpensive ingredients. | |
 That tastes -- sweet? Sour? No, it's definitely calcium! August 20, 2008 | User rating: 3.8 / 5 after 9 vote(s)
| User comments: 1
Chemists in Philadelphia are reporting a discovery that could expand the palate of human tastes — sweet, sour, salty, bitter, and savory — to include a new taste sensation that they term "calcium." | |
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