Genetic conflict may play a role in pregnancy complications, such as preeclampsia and gestational diabetes, as well as developmental disorders.

A new study links very dry and very humid indoor environments with worse Covid-19 outcomes.

"...the Black Death was an important selective pressure to the evolution of the human immune system."

Public health officials monitor sewage in local communities to track COVID, polio, flu and more. But no one asks the people being monitored for their permission – raising some questions and concerns.

A recent preprint suggesting SARS-CoV-2 came from a lab has reignited the fierce debate over the origins of the virus.

Tens of thousands of children have tested positive for respiratory syncytial virus in the last months in what is the largest outbreak of the virus in recent years.

The system measures biological and environmental changes, and detects contact between the mask and the wearer’s skin.

Task Force 2021 and Beyond report highlights innovative teaching practices that MIT instructors have incorporated into in-person classes, informed by remote-teaching experiences.

Bits of viral genes incorporated into human DNA have been linked to cancer, ALS and schizophrenia. But many of these genes may not be harmful, and could even protect against infectious disease.

Harvard faculty discuss changes to views on school, work, winter’s likely surge, danger of "lethal inflexibility."