Science News

A group of biology researchers, led by Akhilesh Reddy from Cambridge University have found an enzyme that they believe serves as a circadian clock that operates in virtually all forms of life. In a paper published in the journal Nature, they describe a class of enzymes known as peroxiredoxins which are present in almost all plants and other organisms and which appear to serve as a basic ingredient in non-feedback loop biological clocks.

More on CIRCADIAN: http://www.scoop.it/t/science-news?tag=circadian

The Bulletin of the Atomic Scientists is updating its Doomsday Clock on Tuesday to reflect the current state of world security.

The settings for a person’s biological clock might provide clues to when, during the day, he or she will be more active. What’s more, these same settings could be linked to what time of day a person might die, a new study finds.

In a major shake-up of scientists' understanding of what determines the fate of cells, researchers have shown that cells have some control over their own destiny.