A pretty sad day in the day of newspaper reporting. A recent letter said that visible gender is the final word on the matter.

This pocket-sized new spider is rocking a unique look. Near perfectly split down the middle, its left legs are dark orange ...

Scientists have confirmed that the Atlas blue butterfly carries the most chromosomes of any animal, with 229 pairs. Unlike duplication, its chromosomes split apart, reshaping its genome in surprising ...

Human fertility hinges on a delicate molecular ballet that begins even before birth. UC Davis researchers have uncovered how special protein networks safeguard chromosomes as eggs and sperm form, ...

The Y chromosome, the male relation genetic signature, has been a mystery to scientists for centuries. It’s the most repetitive and complex region of the human genome, and never before was it possible ...

About 19 million U.S. adults take fish oil supplements, often to protect against chronic diseases. But new research suggests their ability to lower colon cancer risk may depend on a single gene.

A groundbreaking analysis of a 117-year-old woman reveals how protective genetics, a balanced microbiome, efficient metabolism, and resilient immunity work together to sustain health into extreme old ...

Dr. Andrea Baccarelli's expert testimony was thrown out by a federal judge, who said he cherry picked and misrepresented study results. The research scientist behind a study purporting to show a link ...

Harvard School of Public Health Dean Andrea A. Baccarelli received at least $150,000 to testify against Tylenol’s manufacturer in 2023 — two years before he published research used by the Trump ...

Robertsonian chromosomes (ROB) are a type of structurally variant chromosome that is created when two chromosomes fuse together to form an unusual bond. Found commonly in nature, these chromosomes are ...

A condition known as Robertsonian translocation occurs when the long arms of two chromosomes join together. The characterization of the fully sequenced and assembled fused chromosomes reveals a common ...