The current market remains tight, but that should not be regarded as an indicator that the shortage has been averted. It’s only been postponed, experts say.

The device is an exact recreation of a tool that cosmographers used 400 years ago to solve a scientific puzzle that vexed the Spanish empire and other colonial powers: how to accurately determine degrees of longitude.

Americans, Europeans, and patients from the Middle East who need eye surgery, hip replacements, or cardiac procedures are flying to India or Mauritius or Singapore or Abu Dhabi.

In September, when Johns Hopkins University installs Ronald J. Daniels as its 14th president, he will not have to look far for a reminder of his presidential lineage—it will be around his neck.

In Zimbabwe: A trillion here, a trillion there, and pretty soon you’re talking about serious money.

It had been clear to Dianne Whyne that something bad was happening in Mexico for several weeks. But on a Friday—April 24, to be exact—Whyne, who is director of operations for the Johns Hopkins Office of Critical Event Preparedness and Response (CEPAR), learned just how severe and potentially devastating the spread of influenza A strain […]

New research indicates that engaging children in the arts stimulates regions of the brain that involve all types of learning.

Pity the poor medical consumer. An endless stream of “information”—a world’s worth of ostensible cures and regimens—spews out of televisions and computer screens at him, much of it dubious, some flat-out wrong.

The mind of historian Philip DeArmond Curtin ranged widely and thrived on interaction—the interaction of cultures and the interaction of academic disciplines.