Summer 2013

Tick, Tick, Tick

What looks like Lyme disease may be a completely different illness

Under the microscope, Sam Telford surveyed the tiny, spiral bacteria floating in spinal fluid >>

Top Stories

The Viral Thief

Bacteria and viruses are waging a constant battle, with countless twists and turns in the fight for supremacy

Editor's Picks

HIV Breakthrough

Apparent cure of infant with AIDS earns alumna international acclaim