The Scientist

» sperm

Most Recent

The artificially motorized cells may one day help fight cancers in the female reproductive tract.

1 Comment

image: Coral Sperm Banker

Coral Sperm Banker

By The Scientist Staff | February 1, 2018

Mary Hagedorn is racing to save Earth’s coral reefs by developing techniques for freezing the colonial animals’ gametes.

0 Comments

image: Researchers Cryopreserve Coral Sperm

Researchers Cryopreserve Coral Sperm

By Catherine Offord | February 1, 2018

A project aims to preserve samples of the climate change–vulnerable animals for future restoration.

0 Comments

The switch from maternal factors involves dynamic reprogramming of the zygotic genome.

0 Comments

New technologies reveal the dynamic changes in mouse and human embryos during the first week after fertilization.

1 Comment

image: Image of the Day: Sperm Protectors

Image of the Day: Sperm Protectors

By The Scientist Staff | August 18, 2017

Among their many functions, macrophages in mouse testes guard sperm against attacks by other immune cells. 

0 Comments

image: Smartphone Semen Assay

Smartphone Semen Assay

By Kerry Grens | March 23, 2017

An app-based sperm analyzer screens for signs of male infertility.

0 Comments

image: Promiscuous Mice Have Extra-Fast Sperm

Promiscuous Mice Have Extra-Fast Sperm

By Jef Akst | October 19, 2016

The tails of polygamous deer mice sperm have longer midsections than the sperm tails of monogamous individuals of a similar species, and this correlates with improved swimming and competitive ability.

0 Comments

image: Study: Mitotic Cells Can Reprogram Mouse Sperm

Study: Mitotic Cells Can Reprogram Mouse Sperm

By Ashley P. Taylor | September 13, 2016

Murine embryos undergoing first cell division can reprogram injected sperm and develop normally. 

0 Comments

image: Scientists Solve Giant Sperm Paradox

Scientists Solve Giant Sperm Paradox

By Tanya Lewis | May 26, 2016

A study reveals why some male fruit flies produce sex cells that are 20 times the length of their bodies.

0 Comments

Popular Now

  1. Two University of Rochester Professors Resign in Protest
  2. Dartmouth Professor Investigated for Sexual Misconduct Retires
  3. Theranos Leaders Indicted For Fraud
    The Nutshell Theranos Leaders Indicted For Fraud

    Federal prosecutors filed criminal charges that allege the company’s promise to revolutionize blood testing swindled investors out of hundreds of millions of dollars and put patients in danger.

  4. Koko the Signing Gorilla Dies at 46