The human body has always been crowded with microscopic passengers, from bacteria to viruses and fungi. Over the past two years, however, researchers have started to realize that this familiar cast ...

Science is advancing our understanding of the human body (photo taken at the Wellcome Centre, London) —Image by © Tim Sandle Science is advancing our understanding ...

Microplastics and nanoplastics are now found everywhere on Earth, from ocean depths to agricultural soils and even inside the human body. Yet scientists still struggle to understand what these ...