New research from the University of East Anglia shows that an evolutionary force known as 'sexual selection' can explain the persistence of sex as a dominant mechanism for reproducing offspring.
Evolution
May 18, 2015
13
1600
The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But live mouse offspring can be generated with assisted reproduction using germ cells from males with the ...
Biotechnology
Nov 21, 2013
0
0
During the breeding season, polygynous male pectoral sandpipers that sleep the least sire the most young. A team of researchers headed by Bart Kempenaers from the Max Planck Institute for Ornithology in Seewiesen has now ...
Plants & Animals
Aug 9, 2012
0
0
If you are a male human, nothing puts a damper on romantic success like having your mother in tow. If you are a male northern muriqui monkey, however, mom's presence may be your best bet to find and successfully mate with ...
Plants & Animals
Nov 7, 2011
0
1
In 1871, Charles Darwin sparked debate that continues today when he proposed that human sex differences evolved based on sexual selection. Sexual selection is Darwin's theory that certain physical, mental or psychological ...
Evolution
Apr 13, 2010
4
0
Human embryonic stem cells derived from excess IVF embryos may help scientists unlock the mysteries of infertility for other couples struggling to conceive, according to new research from the Stanford University School of ...
Cell & Microbiology
Oct 28, 2009
0
1
(PhysOrg.com) -- On the eve of Charles Darwin’s 200th birthday, researchers at the University of New Mexico and University of Montana report a new twist in sexual selection theory - the realm of evolutionary science that ...
Feb 6, 2009
1
0
Juvenile social play predicts adult reproductive success in male bottlenose dolphins, a new study has found.
Plants & Animals
Jun 10, 2024
0
66
Male birds that are able to precisely repeat song notes stand the best chance of attracting a female mate, according to a new study published in Nature Communications.
Plants & Animals
Jun 28, 2023
0
188
The male reproductive system serves as a hotspot for the emergence of new genes. Perhaps that explains why more new mutations are inherited from fathers than from mothers. It doesn't, however, clarify why older fathers pass ...
Evolution
Jan 12, 2023
0
46
