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What will a population of 8 billion people mean for us and the planet?

8 November 2022

The United Nations has declared that the world's population will pass 8 billion people on 15 November. Our growing numbers have a variety of implications, from health to the environment


Margaret Atwood

Margaret Atwood's The Testaments' anti-science world is a grim warning

10 September 2019

Thirty four years after The Handmaid’s Tale and a hit TV show later, Margaret Atwood’s intriguing sequel, The Testaments, highlights the power of narrative


China's population growth has been stagnating

China’s two-child policy linked to 5 million extra babies in 18 months

21 August 2019

A Chinese government policy allowing all couples to have two children led to an additional 5.4 million births in the first 18 months after it took effect


Twins in the womb

Women with a twin brother are more likely to drop out of school

18 March 2019

Decades of data from Norway show that girls with a twin brother are less likely to finish school or university, which may be due to testosterone exposure in the womb


human sperm

Offspring from older sperm are fitter and age more slowly

14 February 2019

Experiments in fish suggest offspring from older sperm may be healthier – a finding that could change the ways IVF clinics select sperm


baby

New Scientist 50 years ago: The first test-tube babies, sort of

31 October 2018

It was still 10 years before IVF would be used successfully in humans – and that wasn’t on our radar when we reported on the first lab conceptions using mice


Eating less red meat protects against endometriosis

Eating less red meat protects against endometriosis

20 June 2018

Minimising red meat consumption seems to protect against endometriosis, according to a study of more than 80,000 women who were followed for two decades


Malfunctioning fertility clinic tanks may put eggs at risk

Malfunctioning fertility clinic tanks may put eggs at risk

13 March 2018

Thousands of frozen eggs and embryos may have been damaged after temperatures rose in two malfunctioning tanks at fertility clinics in California and Ohio


An older and younger woman in a kitchen

Daughters of older mums are more likely to never have children

7 December 2017

An analysis of thousands of women has found that the older your mother was when you were born, the more likely you are to be childless – but we don’t know why


leader

Why the male infertility crisis could be good news for women

15 November 2017

The steep decline in sperm counts is an opportunity to finally dispel the idea that fertility is primarily a women’s issue


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