Most Ashkenazi Jews, traditionally believed to have descended from the ancient tribes of Israel, may in fact be maternally descended from prehistoric Europeans.

Prenatal Exposure to Cannabis Affects the Developing Brain Children born to moms who smoked or ingested marijuana during pregnancy suffer higher rates of depression, hyperactivity, and inattention.

Anticipation of Infection, Even in Virtual Reality, Triggers Immune Responses A virtual reality study showed that the brain can detect potential infectious threats and prime the immune system, ...

Your guide to the most essential developments in life sciences.

Tick Troubles: Lyme Disease Persistence, Red Meat Allergy Spread, and Vaccine Development Ticks spread pathogenic infections, and surprisingly, immune reactions. New vaccine candidates may help reduce ...

Inside a Cow's Stomach: The Microbial Magic Behind Milk Cows rely on their rumen microbiome to digest food and produce milk efficiently. Understanding these microbes could help revolutionize dairy ...

These Organelles Have No Membranes From making ribosomes to protecting the integrity of the genome, these membraneless compartments play important roles in the cell. Their behavior is rooted in basic ...

Exosome Explosion These small membrane vesicles do much more than clean up a cell’s trash—they also carry signals to distant parts of the body, where they can impact multiple dimensions of cellular ...

A Primer: Artificial Intelligence Versus Neural Networks A brief history of AI, machine learning, artificial neural networks, and deep learning.

Dogs Are Teaching Machines to Sniff Out Cancer In a proof-of-concept study, researchers used dogs’ diagnoses of prostate cancer to inform a machine learning algorithm with the goal of one day ...

Eye for Manipulation: A Profile of Elisabeth Bik The microbiologist has turned her attention full-time to unearthing problematic figures in papers—for free.

Designer Livestock New technologies will make it easier to manipulate animal genomes, but food products from genetically engineered animals face a long road to market.