This is believed to be the first U.S. positive for tulobuterol, a drug from the same family as clenbuterol and albuterol.

The Hjortspring boat was essentially a very large canoe used in an ancient raid. In the 4th century BC, several boats ...

Besides honey, stable isotope techniques are also used to verify the authenticity and origin of products such as edible bird’s nests, coffee, beef, rice, Harumanis mangoes, and cocoa beans, and can ...

A spinning black hole just revealed its inner chaos, XRISM’s image goes deeper than any X-ray telescope before it.

The X-Ray Imaging and Spectroscopy Mission (XRISM), a joint mission between the Japanese Aerospace Exploration Agency (JAXA) ...

In the child welfare system, the threshold at which a drug test is considered positive varies widely from one jurisdiction to ...

The GC–MS dataset was integrated with the sensory data using a series of exploratory and predictive multivariate statistical ...

A review of some of the content highlights from LCGC International in 2025.

Scientists found ancient bone chemistry that reveals animal health, diet, disease, and environments from millions of years ago.

New XRISM X-ray observations reveal details of gas near a supermassive black hole in galaxy MCG–6-30-15, helping scientists better measure black hole spin and behavior ...

Liquids and solutions may seem simple, but at the molecular level they are constantly in motion. When sugar dissolves in water, for example, each ...

The new data confirm that TOI-561 b maintains a substantial atmosphere despite its extreme heat. Astronomers from the Carnegie Institution for Science in Washington, D.C., reported that TOI-561 b has ...