Racial biases in science and medicine harm people's health, writes Layal Liverpool in her new book Systemic.

Although almost everyone in the world now breathes air that is polluted in some way, the unfolding story of air pollution is one of environmental inequality.

The science of pain is complex and its assessment subjective, leading to bias and health inequality. Now, researchers are searching for a reliable, objective measure of pain.

Enormous strides have been made to unravel the secrets of the human genome, so why are we missing the genetic information of most of the planet?

Women are routinely dismissed when they report symptoms of urinary tract infections, though the consequences can be severe.

Though it's been around for nearly 3,500 years, scientists are still missing many basic facts about the disease.

From reinforcing entrenched gender roles to potentially even fuelling misogyny, choosing the right voice for a particular task can be a minefield.

Climate change divides along racial lines. Could tackling it help address longstanding injustices?