On February 2, 1887, residents of Punxsutawney Pennsylvania consulted a large rodent regarding the arrival of spring, marking the first official celebration of Groundhog Day.
articles
Measuring Greenhouse Gas With Satellites
HFC-125 is a greenhouse gas becoming a major contributor to global warming, and in the first study to use satellites to measure its concentration in the atmosphere, researchers found it has increased exponentially in the past 20 years.
After Long Decline, Malaria Cases Rising Amid Worsening Floods
Malaria killed almost 600,000 people in 2023, as cases rose for the fifth consecutive year, according to a new report from the World Health Organization.
Exposure to Remote Wildfire Smoke Drifting Across the U.S. Linked to Increased Medical Visits for Heart and Lung Problems
Wildfire smoke has long been known to exacerbate health problems like heart disease, lung conditions, and asthma, but now a new study finds that smoke from these fires can lead to poor health thousands of miles away.
Floods, Insufficient Water, Sinking River Deltas: Hydrologists Map Changing River Landscapes Across the Globe
A new study in Science by researchers from the University of Massachusetts Amherst and University of Cincinnati has mapped 35 years of river changes on a global scale for the first time.
New Device Produces Critical Fertilizer Ingredient From Thin Air, Cutting Carbon Emissions
The air around us contains a powerful solution for making agriculture more sustainable.