Natural selection may be making society more unequal
Contemporary humans are still evolving, but natural selection favors those with lower earnings and poorer education—according to research from the University of East Anglia.
Contemporary humans are still evolving, but natural selection favors those with lower earnings and poorer education—according to research from the University of East Anglia.
Social Sciences
Jul 6, 2022
1
590
When the ancestors of modern humans left Africa 50,000 years ago they met the Neandertals. In this encounter, the Neandertal population contributed around two percent of the genome to present day non-African populations. ...
Archaeology
Apr 23, 2020
6
5303
At the start of every new year, individuals often make resolutions to change aspects of their lives that they find undesirable. For some, these promises to themselves may involve trying to mend broken family relationships.
Social Sciences
Jan 4, 2022
0
56
A long-term study of aggression in lemurs finds that infants born to older mothers are less likely to get hurt than those born to younger mothers.
Plants & Animals
Dec 18, 2013
0
0
New insight into how genetic information stored in human mitochondria is passed from one generation to the next could have important implications for genetic counseling of women planning pregnancies, according to a study ...
Biotechnology
Nov 18, 2019
0
300
Advanced maternal age at the time of giving birth is known to decrease how long the offspring will live and their fecundity. However, why this occurs is unknown, and it remains unclear if maternal age also alters how offspring ...
Biotechnology
Mar 27, 2019
0
97
Older parents are less flexible when it comes to raising their offspring, according to a new study of beetles.
Plants & Animals
Mar 6, 2020
0
193
Asian elephants that give birth as teenagers die younger than older mothers but raise bigger families during their lifetime, according to new research from the University of Sheffield.
Plants & Animals
Mar 7, 2014
0
0
Having an older mother works out better for future generations of marmot daughters.
Plants & Animals
Feb 18, 2020
0
277
In their efforts to better understand ongoing wildlife trafficking and the dynamics of unsustainable bear product use by consumers in Cambodia, a team of researchers led by San Diego Zoo Global made an unexpected discovery: ...
Ecology
Jun 29, 2020
0
21