Virtual Tea Colloquium Will Address Ties Between Tea and Health

The UC Davis Global Tea Initiative’s seventh annual colloquium, titled “Tea and Beyond: Bridging Science and Culture, Time and Space,” will bring together scholars from around the globe presenting on topics such as tea and general health, anxiety, meditation, use of teas by Indigenous people and specific ethnic populations, and examining non-tea infusions that are often marketed as tea. Taking place Jan.

Denisovans or Homo Sapiens: Who Were the First to Settle (Permanently) on the Tibetan Plateau?

The Tibetan Plateau has long been considered one of the last places to be populated by people in their migration around the globe. A new paper by archaeologists at UC Davis highlights that our extinct cousins, the Denisovans, reached the “roof of the world” about 160,000 years ago — 120,000 years earlier than previous estimates for our species — and even contributed to our adaptation to high altitude.

Geobiologist David Gold Wins NSF Career Award

David Gold, assistant professor in the Department of Earth and Planetary Sciences, has received a CAREER grant from the National Science Foundation (NSF) to investigate biomarkers for identifying the oldest animal fossils on Earth.

How Bacteria Makes Copper Into Antibiotics

Copper in small quantities is an essential nutrient but can also be toxic. Human immune cells use copper to fight invading pathogens. Some microorganisms, in turn, have evolved ways to take up copper and incorporate it into biological molecules, either as a way to absorb copper for nutrition or to neutralize its toxic effects.