A new study uses metabolic profiling to uncover ancient knowledge systems behind therapeutic and psychoactive plant use in ancient Arabia. A new study uses metabolic profiling to uncover ancient ...

In the first posting of this two-part blog, we described how plants and animals engaged in a coevolutionary process, in which each developed defensive measures against the other, in a cyclic manner (1 ...

According to a study published online in the journal Proceedings of the National Academy of Sciences, a spiral symbol painted on the walls of a cave in Southern California depicts the flower of a ...

In south-east Asia, betel nut chewing has been practiced since antiquity. The plants contain compounds that enhance the consumer's alertness, energy, euphoria, and relaxation. Although the practice is ...

Prudence Gibson does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Scientists have discovered the oldest direct evidence of betel nut chewing in Southeast Asia by analyzing 4,000-year-old dental plaque from a burial in Thailand. This breakthrough method reveals ...