School of Biological Sciences

What we’re still learning about how trees grow

Fundamental questions remain about what factors limit tree growth. A new study may hold answers.


Two U professors elected to National Academy of Sciences

Valeria Molinero, distinguished professor of chemistry, and Erik Jorgensen, distinguished professor the School of Biological Sciences, were elected as members of the National Academy of Sciences.


Decline of vultures and rise of dogs carries disease risks

Feral dogs can’t make up for vultures’ carrion consumption and carry risks of rabies.


Four U scientists are 2021 AAAS Fellows

The award dates back to 1874 and often precedes other accolades in long and impactful careers, including the Nobel Prize.


Sarah Bush looks through a telescope on a white sand beach and turquoise ocean in the Caribbean.

Letters from the Galapagos Islands

Virtually join middle-schooler Nora Clayton’s journey as she embeds herself with a U research team.


California mice eat monarch butterflies

This newly discovered mouse-butterfly interaction suggests that western monarch decline could disrupt ecosystems in unanticipated ways.


Brown woodrat facing left, chewing on a daisy.

It’s who you are that matters most

A first-of-its-kind study found that evolutionary history has the strongest influence in both wild and captive woodrats’ microbiomes.


Skeletons of domestic pigeons facing each other. The left skeleton has a short beak, the right one has a long beak.

Darwin’s short-beak enigma solved

A mutation in the ROR2 gene is linked to beak size reduction in numerous breeds of domestic pigeons. Surprisingly, mutations in ROR2 also underlie a human disorder called Robinow syndrome.


U scientists on the 2021 IPCC climate report

Learn what the findings mean for the future of research and our planet.


A bunch of mushroom layed out on a blue picnic table.

Food claiming to have ‘wild mushrooms’ rarely does

Research reveals that food products labeled with wild mushrooms mostly contained cultivated fungi and a few poisonous mushrooms.