Subscribe now
A synthetic mouse embryo (left) and a natural mouse embryo (right) show comparable brain and heart formation

Synthetic reproductive cells will help us understand fertility in 2023

1 January 2023

Laboratory-grown sperm, placentas and embryos in animals will help us gauge why some pregnancies don't reach full term, but whether these procedures could one day be safe or even ethical in humans is unclear


MRI scan of human head

Women are less likely to get pregnant for two years after a concussion

11 October 2021

Women with concussion are less likely to conceive in the two years after their head injury than women who injured another part of their body


Older woman and baby

Menopausal woman gives birth after blood plasma injection in ovaries

11 August 2020

Five out of 60 women who were menopausal or transiting into the menopause became pregnant after having their own blood plasma injected into their ovaries, according to results of a pilot study


Forget about blame with miscarriage: its function is entirely natural

Forget about blame with miscarriage: its function is entirely natural

5 August 2020

Many women blame themselves after pregnancy loss and some societies point the finger too, but fertility medicine is busting such miscarriage myths


The real reasons miscarriage exists – and why it's so misunderstood

The real reasons miscarriage exists – and why it's so misunderstood

5 August 2020

New research reveals that miscarriage serves a critical role in human evolution – and in some instances, may even be associated with optimal fertility


Delaying IVF by three months doesn't seem to affect success rates

Delaying IVF by three months doesn't seem to affect success rates

29 June 2020

The coronavirus outbreak has put fertility treatments on hold for many, but an analysis of pre-pandemic data suggests a short delay won't affect eventual success rates


Pregnancy scan

Babies are more likely to be conceived in autumn but we don’t know why

14 February 2020

In the northern hemisphere, babies are most likely to be conceived in winter and least likely to be conceived in spring, according to an analysis of 14,000 women


IVF

IVF add-ons are a waste of money – fertility clinics should ban them

7 August 2019

IVF has brought joy for millions of childless people, but additional procedures touted to boost success rates add to nothing but the price, says Clare Wilson


A person looks at a pregnancy test

IVF success rates peak as only one in four attempts achieve pregnancy

25 June 2019

The success rates for two common fertility treatments have peaked, with only one in four cycles of IVF or ICSI getting pregnant


pregnant woman

People are seeking sperm donors online, but are the risks worth it?

30 January 2019

Meeting your sperm donor offers a more personal experience, but the medical and legal complications might outweigh the benefits


Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop