Over and over at a confirmation hearing on Wednesday, Democratic senators confronted Robert F. Kennedy Jr. about ...

President Donald Trump signed stiff new tariffs on Mexico, Canada and China on Saturday, fulfilling a campaign promise to impose significant new taxes on imports from the three largest US trade ...

Here is what we know about polio as a disease, its vaccines and the likely number of lives saved through inoculation.

Lifesaving treatment and prevention programs for tuberculosis, malaria, H.I.V. and other diseases cannot access funds to continue work.

Recent and archival articles, essays, photographs, videos, infographics, writing prompts, lesson plans and more. By The Learning Network We asked students, “What are you thinking and feeling ...