Still, the 17th-century variola virus DNA detected by Duggan and colleagues is the oldest definitive trace of smallpox that researchers have found.

The document notes that the delta variant, which was first detected in India, causes infections that are more contagious than the common cold, flu, smallpox and Ebola virus.

After the first observations of life under the microscope, it took two centuries of research before the 'cell theory', the idea that all living things are composed of cells or their products, was ...

The filoviruses Ebola and Marburg use several different and effective mechanisms to both evade and battle the immune system. This Review explores recent findings in the filovirus–host-defence ...

Viruses that affect human health. Read the latest medical research on virology, from herpes virus to ebola virus and more.

Viruses Under the Super Microscope: How Influenza Viruses Communicate With Cells May 7, 2025 — Influenza viruses are among the most likely triggers of future pandemics.