Researchers have found that certain bacteria carry a naturally occurring system, built from repurposed CRISPR components, that switches genes on rather than cutting or silencing DNA. The discovery, ...

A team of researchers led by the Walter and Eliza Hall Institute of Medical Research has produced the first systematic catalog of human E3 ubiquitin ligases, the enzymes responsible for tagging ...

New 3D images of the comb jelly’s sensory organ suggest that a form of brain may have emerged much earlier in Earth’s history than previously believed. Comb jellies – also called ctenophores – are ...

Most people who have heard of clustered regularly interspaced short palindromic repeats (more commonly known as CRISPR) associate it with gene editing—the precise molecular scissors that allow ...

Researchers showed that chronic colitis leaves a long-lasting epigenetic memory in colonic stem cells, persisting for more than 100 days after recovery in mice. This memory is marked by durable ...

While humans often struggle to find a partner who is both physically attractive and a reliable co-parent, yeast may already have cracked the formula for the perfect match. When choosing mates, these ...

A new global review shows that countries are taking very different approaches to regulating polygenic embryo testing. For more than four decades, in vitro fertilization (IVF) has helped families have ...