New Spacecraft Will Seek Solar System Visitors
A European Space Agency mission hopes to track interstellar objects
A Strategy for Increasing Trust in Vaccines
A pediatrician’s experience in India could provide lessons on increasing immunization
Antarctica Is Losing Ice at an Accelerated Pace
The continent is sloughing ice six times as fast as it was in the 1980s
Dengue Infection Provides Some Protection Against Zika
An epidemiological survey of children in Nicaragua discovered the association
Taking the Threat of Water Crises Seriously
The world watched as Cape Town, South Africa nearly hit Day Zero—the date when the city’s water supply would run dry. But have we learned from the near-disaster?
Finding Innovative Approaches to Sustainability in Megacities
Megacities—urban centers that house more than 10 million people—differ in landscape and climate. But population density produces similar challenges and demands for innovative solutions.
The Ozone Layer Continues to Decline
A recent study suggests that although the ozone is recovering from human-caused thinning, some parts are still in trouble
$1 Test Strip Could Reduce Opioid Overdoses
If drug users are aware that the substance they are consuming contains fentanyl, they are less likely to consume it
Preparing for “Climate Migrants”
By mid-century, 140 million people in three regions of the world could be displaced by climate change
Outbreak of Extremely Drug-Resistant Typhoid in Southern Pakistan
A robust strain of the bacterium is spreading in vulnerable neighborhoods because of poor sewage and water systems