At the Delaware Memorial Bridge, about 35 miles southwest of Philadelphia, the tidal waters of the Delaware River estuary push upstream with every incoming tide but are opposed by the river’s downstream flow. 

We may all be drinking more coffee to help us survive the COVID-19 lockdown. 

Timely research from Newcastle Hospitals and University has shown that the rate of infection among NHS staff treating patients is no higher than for those in non-clinical roles.

A new protocol using highly sensitive blood tests to determine whether someone is having a heart attack can reduce wait times and overcrowding in emergency departments, according to a new study from UT Southwestern Medical Center.

Earth Day in the time of COVID-19 is more urgent than ever. 

One of the ways we experience the world around us is through our skin. 

It’s no secret that a healthy diet may benefit the brain. 

Machine learning algorithm uses high-resolution micro-satellite imagery and weather data to detect levels of harmful air pollution with as much accuracy and more resolution than any current method.

As droughts become more frequent and intense, the fragmentation of water service in the U.S. leaves many households vulnerable to water contamination or loss of service.

Satellite data show that aerosol levels have dropped significantly since the COVID-19 lockdown began.