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Articles on Human development

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Science can observe these various phases of fetal development but cannot determine when human life begins. UrsaHoogle/E+ via Getty Images

Defining when human life begins is not a question science can answer – it’s a question of politics and ethical values

Some people seeking to influence public opinion about abortion rights claim the science is clear. It’s not, and that means abortion remains a political question – not a biological one.
Protesters in São Paulo declare ‘Black Lives Matter’ at a June 7 protest spurred by both U.S. anti-racist protests and the coronavirus’s heavy toll on black Brazilians. Marcello Zambrana/Anadolu Agency via Getty Images

COVID-19 is deadlier for black Brazilians, a legacy of structural racism that dates back to slavery

In Brazil, black COVID-19 patients are dying at higher rates than white patients. Worse housing quality, working conditions and health care help to explain the pandemic’s racially disparate toll.
Human activity threatens many species across Africa’s savannahs. Paul Mulondo/WCS

Guns, snares and bulldozers: new map reveals hotspots for harm to wildlife

New research looked at human impacts on more than 5,000 threatened species and found that a quarter of them have almost nowhere left to go to escape from the threats posed by human development.

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