Human aging may have been influenced by millions of years of dinosaur domination according to a new theory from a leading aging expert. The 'longevity bottleneck' hypothesis has been proposed by Professor Joao Pedro de Magalhaes ...
Evolution
Nov 29, 2023
2
1617
(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in the environment.
(PhysOrg.com) -- It seems we may have parasites to thank for the existence of sex as we know it. Indiana University biologists have found that, although sexual reproduction between two individuals is costly from an evolutionary ...
Plants & Animals
Jul 7, 2011
3
0
A study done by Katherine Barry an evolutionary biologist with Macquarie University in Australia has led to the discovery that a certain species of female mantis attracts more males when starving, then do those who are well ...
If you think summer in your hometown is hot, consider it fortunate that you don't live in the Turkana Basin of Kenya, where the average daily temperature has reached the mid-90s or higher, year-round, for the past 4 million ...
Earth Sciences
Jun 8, 2010
13
0
(PhysOrg.com) -- A new study of the behavior of marmots suggests that a willingness to accept some extent of bullying, rather than shying away from interactions that could lead to conflict, may be inherited.
Ancient human teeth are telling secrets that may relate to modern-day health: Some stressful events that occurred early in development are linked to shorter life spans.
Archaeology
Feb 4, 2010
1
0
An evolutionary biologist at the University of Manchester, working with scientists in the US, has found compelling evidence that parts of the brain can evolve independently from each other. It's hoped the findings will significantly ...
Evolution
Sep 26, 2012
0
1
The study, which used computer modelling to provide a detailed picture of how and when opsins evolved, sheds light on the origin of sight in animals, including humans.
Plants & Animals
Oct 29, 2012
1
0
A current controversy raging in evolutionary biology is whether adaptation to new environments is the result of many genes, each of relatively small effect, or just a few genes of large effect. A new study published in Molecular ...
Evolution
Apr 3, 2012
0
0
