Synthetic sperm protein to treat male infertility

In a new hope for couples affected by infertility, researchers have come up with a method for treating male infertility using a synthetic version of the sperm-originated protein known as PAWP.

Older sperm donors as good as young: Study

Sperm donors up to the age of 45 are just as likely to conceive children as those in their 20s, new research led by Indian-origin doctors has found.

New research solves plant sex mystery

In a breakthrough, a team of biologists has solved a mystery surrounding how plants have sex.

Birth control pill for males will have to wait

Much research is underway to find a safe and effective male contraceptive pill. Though it was speculated that a male contraceptive pill is just around the corner but now people will have to wait more. Researchers have found that hormonal male contraception via testosterone does not stop the production of healthy sperm.

Now, microrobots inspired by sperm

Researchers have developed sperm-inspired microrobots, which can be controlled by oscillating weak magnetic fields.

Study reveals stress degrades sperm quality

A new study has revealed that psychological stress is harmful to sperm and semen quality, affecting its concentration, appearance, and ability to fertilize an egg.

When young sperm are not just sperm anymore

You know that in your first hours of life, cells in the nascent embryo mature into skin, heart, gut, or any type of cell - called totipotency.

World`s oldest sperm discovered in Australia

Scientists have discovered the world`s oldest and best-preserved sperm from tiny shrimps, measuring a massive 1.3 millimetres and dating back to 17 million years in Australia.

Stem cells to power your sperm

Men struggling with infertility could breathe a sigh of relief as scientists have now successfully coaxed stem cells made from the skin cells of infertile men into producing sperm cell precursors that could eventually lead to healthy sperm production.

Oh baby! Scientists find protein that lets egg and sperm hook up

Fertilization takes place when an egg cell and a sperm cell recognize one another and fuse to form an embryo. But how they recognize each other in order to hook up had remained a mystery.

Sperm may deliver stress too!

Your dad did not just pass his qualities via genes in you. He may have actually passed some stress too!

US fertility clinic mix-up brings calls, questions

The suspect is dead, the fertility clinic where he reportedly replaced a customer`s sperm with his own no longer operates, and the clinic left no records that might show the extent of the scandal, the University of Utah said today.

Genetic differences between `identical` twins identified

Researchers have successfully discovered genetic differences between `identical` monozygotic twins.

Soon, male contraceptive pill that blocks sperm during ejaculation

Scientists have said that a new male contraceptive could be on the horizon after they identified a novel way to block the transport of sperm during ejaculation.

Now, `designer sperm` may alter faulty genes of future generations

A new research has suggested that it may be possible to alter faulty genes of future generations by introducing new, functioning genes using "designer sperm".

`Smell of fear` can be passed down generations

A new study has revealed that memories can be passed down to later generations through genetic switches that allow offspring to inherit the experience of their ancestors.

Nanoparticles to unravel mystery sperm defects behind infertility

Scientists at Oxford University have devised a way to use nanoparticles to probe the mechanisms underlying "mystery" cases of infertility.

No sperm impact for bulls from Fukushima radiation: Study

The testes and sperm count of bulls abandoned in the evacuation zone around the battered Fukushima nuclear plant were not affected by chronic exposure to radiation, a Japanese academic study has found.

Men unable to produce sperm face increased cancer risk

Men who cannot produce sperm are more prone to developing cancer than the general population, a new study has revealed.

20 hrs of TV weekly may nearly halve sperm count

The level of physical activities may significantly affect men`s sperm quality, a new study has suggested.