Pristionchus nematodes come in two varieties: Most species consist of typical males and females, but in several species the females have evolved the ability to produce and use their own sperm for reproduction. Scientists ...
Plants & Animals
Feb 29, 2016
0
59
Working with yeast and worms, researchers found that incorrect gene expression is a hallmark of aged cells and that reducing such "noise" extends lifespan in these organisms. The team published their findings this month in ...
Cell & Microbiology
Jul 30, 2015
0
928
(Phys.org)—Standard evolutionary theories of aging and mortality, being based on mean-field assumptions – which analyze the behavior of large and complex stochastic models by studying a simpler model – conclude that ...
A new research unit coordinated at the University of Freiburg tackles the question of why the otherwise usual trade-off between fecundity and lifespan in multicellular organisms is not present in social insects like bees, ...
Plants & Animals
Jul 6, 2015
0
38
Could the Sun be your lucky—or unlucky—star? In an unusual study published Wednesday, Norwegian scientists said people born during periods of solar calm may live longer, as much as five years on average, than those who ...
Other
Jan 7, 2015
10
2588
Like mother, like daughter; like father, like son. Evolutionary biologists at the universities in Bielefeld and Uppsala (Sweden) have now shown that this proverb also applies to inheriting a long life – at least for fruit ...
Plants & Animals
Sep 13, 2013
0
0
A furniture design academic from Sheffield Hallam University has started creating furniture made from 100 per cent biodegradable material, which can be composted at the end of its lifespan.
Energy & Green Tech
Sep 11, 2013
1
0
African annual fish take the adage 'live fast, die young' to a whole new level with the discovery that their short lifespan is accompanied by the most rapid sexual maturation of any vertebrate species. The find, reported ...
Plants & Animals
Sep 5, 2013
0
0
From the elephant to the mayfly, biologists say there is a general rule about longevity: the bigger the animal, the longer it lives.
Plants & Animals
Aug 20, 2013
0
0
Some people possess a small number of cells in their bodies that are not genetically their own; this condition is known as microchimerism. It is difficult to determine potential health effects from this condition because ...
Plants & Animals
Jul 9, 2013
0
0
