Whether human or baboon, it helps to have friends. For both species, studies have shown that robust social networks lead to better health and longer lives. Now, a team of University of Pennsylvania researchers has helped ...
Plants & Animals
Oct 1, 2012
1
0
(PhysOrg.com) -- Researchers have created a powerful new approach to scholarship, using approximately 4 percent of all books ever published as a digital "fossil record" of human culture. By tracking the frequency with which ...
Computer Sciences
Dec 16, 2010
0
0
During a seminar at another institution several years ago, University of Chicago paleontologist David Jablonski fielded a hostile question: Why bother classifying organisms according to their physical appearance, let alone ...
Archaeology
Apr 28, 2009
0
0
Intensive harvesting of the largest fish over many decades, while leaving the small fish behind, may have unintentionally genetically reprogrammed many species to grow smaller, said lead author Dr. David O. Conover, Professor ...
Evolution
Mar 3, 2009
2
0
Researchers at the Max Planck Institute for Biology have produced intriguing evidence of how environmental factors and genetic adaptation can lead to the evolution of novel and aggressive traits and behaviors in nematodes.
Evolution
Apr 11, 2024
0
35
A feeding method of the extinct jawless heterostracans, among the oldest of vertebrates, has been examined and dismissed by scientists at the University of Bristol, using fresh techniques.
Evolution
Jan 15, 2024
0
21
Weeds have always been a significant problem for agriculture. They compete with crops for resources such as light, water and nutrients, which can result in severe yield losses.
Molecular & Computational biology
Aug 18, 2023
0
1
Scientists at the Max Planck Institute in Plön have shown that population structures that enhance the effect of selection do not necessarily also lead to higher fitness. Instead, it is crucial for maximizing fitness that ...
Evolution
Oct 6, 2022
0
34
Three distinct phases of climate variability in eastern Africa coincided with shifts in hominin evolution and dispersal over the last 620,000 years, an analysis of environmental proxies from a lake sediment record has revealed.
Earth Sciences
Sep 26, 2022
0
162
A recent statistical study has revealed some of the constraints and directions in the evolution of the structure and function of proteins. Better models of protein structural dynamics may allow researchers to understand more ...
General Physics
Oct 14, 2021
0
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