Sampling eDNA for global biodiversity census

Sampling eDNA for global biodiversity census

Kara Andres, a postdoctoral fellow with the Living Earth Collaborative, collected samples from Simpson Lake in Valley Park, Mo., one of about 800 lakes worldwide that were surveyed on the UN’s International Day of Biodiversity.
Internal clock helps cyanobacteria sustain life on this planet

Internal clock helps cyanobacteria sustain life on this planet

Most organisms on this planet rely on a circadian clock to function properly. New research published by biologists in Arts & Sciences investigates how an internal clock helps nitrogen-fixing cyanobacteria accommodate seemingly conflicting processes within a single cell.
View More Stories