Males of the species Drosophila melanogaster pack thousands of almost two-millimeter-long sperm cells into significantly smaller storage organs. A new study reveals how they move in an orderly manner ...

Chlorpyrifos, a pesticide still legally applied to strawberries, apples, citrus, soybeans, and wheat in most US states, more ...

Serena Williams will become the second-oldest woman to compete in the main draw at Wimbledon in the Open Era. Jan Kruger / ...

Evolution is always happening — so why can't we see it? A biologist explains the timescale problem, election pressure, and ...

Hormones—including androgens, estrogen, and cortisol—play a major role in hair growth and hair loss over time.

Burger menus look simple, but the design space behind them is anything but. Stanford researchers say there may be about 10^43 ...

Starting one's sex life and having children at a young age can run in the family. But can pregnancy have beneficial health ...

Karpathy CLAUDE.md ten rules: a document attributed to Andrej Karpathy began circulating Friday, adding six agent self-check ...

There's a question that comes up almost every time someone starts eating more plants: "But where do you get your protein?" It ...

Learn how to evaluate LLM quality and limitations using a range of testing techniques, from unit and regression testing to ...

On June 23, 2026, the SAT will turn 100. The centenary will not be celebrated. The Educational Testing Service (ETS), which ...

Kevuru Games developers tested AI agents inside real production pipelines and share what actually works. Insights every ...