Meet the University of Toronto’s Yu Sun, whose work developing magnetic tweezers is featured in our Modus Operandi column.

CRISPRed heart muscle cells from humans gain the ability to make a protein missing in Duchenne muscular dystrophy.

A study links having a male twin with women’s educational, financial, and childbearing decisions. Researchers suspect prenatal exposure to testosterone may play a role.

Zooming in on the ovarioles of Drosophila could reveal links between muscles, nutrition, and the development of eggs.

Asexual female nematodes use their male offsprings’ sperm to fertilize eggs, but cast away their genes.

A Minnesota-based company reports the sale of a soybean oil engineered to have greater stability and no trans-fat.

The cephalopods use several strategies to manipulate light and produce their colorful patterns.

Scientists have manipulated the electrical signals that help guide flatworms in regenerating their body parts to encourage a flatworm to grow two heads.

A human breast cancer cell divides as it moves through surrounding blood vessel cells in vitro.