To discover why Neandertals are most closely related to people outside Africa, Harvard and Max Planck Institute scientists have estimated the date when Neandertals and modern Europeans last shared ancestors. The research, ...
Archaeology
Oct 4, 2012
2
5
Scientists have shown how controlled sperm cells inside tubes can be driven to target destinations using magnetic control. The significance of their investigation lies partly in what may be in store for in vitro fertilization. ...
Why do male animals need millions of sperms every day in order to reproduce? And why are there two sexes anyway? These and related questions are the topic of the latest issue of the research journal Molecular Human Reproduction ...
Plants & Animals
Oct 17, 2014
0
0
Some things you learn in school turn out not to be true, for example that there are just five senses or three states of matter. Now cutting-edge research has added to the list by proving the mitochondria (the power sources ...
Cell & Microbiology
Nov 29, 2018
0
11
Neil Hunter's laboratory in the UC Davis College of Biological Sciences has placed another piece in the puzzle of how sexual reproduction shuffles genes while making sure sperm and eggs get the right number of chromosomes.
Cell & Microbiology
Feb 13, 2013
2
1
A trio of researchers with the University of Lausanne has found that cryopreservation of fish sperm leads to slowed growth of their offspring. In their paper published in Proceedings of the Royal Society B, David Nusbaumer, ...
Men and women often enter relationships with different long-term goals. In the animal world, differences in approaches to reproductive success can lead to sexual conflict.
Plants & Animals
May 28, 2015
0
38
A new study on how and when the precursors to eggs and sperm are formed during development could help pave the way for generating egg and sperm cells in the lab to treat infertility.
Cell & Microbiology
Feb 6, 2020
1
251
For decades, researchers and the public have been captivated by the deep-diving sperm whales, highly social animals who live in groups of mothers and calves. The whales communicate with Morse code-like series of clicks called ...
Plants & Animals
Sep 12, 2022
0
656
Researchers in Japan led by the RIKEN Center for Biosystems Dynamics Research, Kobe and Osaka Metropolitan University, Osaka, have discovered that whale shark vision has uniquely temperature-dependent adaptations unseen in ...
