Archive: 03/20/2008

How humans make up for an 'inborn' vitamin C deficiency

A new study appears to explain how humans, along with other higher primates, guinea pigs and fruit bats, get by with what some have called an “inborn metabolic error”: an inability to produce vitamin C from glucose.

Mar 20, 2008
4.8 / 5 (8) 0

Bullying threatens nurses' health and careers

In workplaces where nurses are bullied, the quality of patient care declines, the health of nurses suffers, and the retention of quality nurses becomes difficult. A new article published in the Journal of Obstetric, Gynecologic, ...

Mar 20, 2008
3.5 / 5 (8) 0

Action replay of powerful stellar explosion

Astronomers have made the best ever determination of the power of a supernova explosion that was visible from Earth long ago. By observing the remnant of a supernova and a light echo from the initial outburst, ...

Mar 20, 2008
4.4 / 5 (7) 0

Time scale established for proton transfer

“In the past,” Masanari Nagasaka tells, “we only knew that proton transfer was a fast process. Now we are able to determine the speed of proton transfer. This is a step in understanding the mechanism of pro ...

Mar 20, 2008 feature
4.3 / 5 (46) 3