The availability of more affordable genetic testing allows us to screen newborns for more treatable inherited and congenital conditions.

High body mass index is causally linked to an increased risk of vascular-related dementia, according to a Mendelian randomization study.

Dolphins developed streamlined bodies and other adaptations when they transitioned from land to water 50 million years ago. Credit: Pexels.com.

In June, 2025, the Wellcome Trust announced an ambitious £10 million UK project called the Synthetic Human Genome Project (SynHG) and claimed it “will unlock a deeper understanding of life, leading to ...

Are any plants and animals evolving backwards by incorporating traits that they lost long ago? Joseph R., New Bedford, MA.

This important study implicates that changes in cell regulation may contribute to the evolution of multicellularity. The evidence supporting the conclusions is convincing, with rigorous methods used ...