One way to assess impacts to an ecosystem and express it to the public is to compile biological indicators, like fish and algae, into an index called the Index of Biotic Integrity (IBI).
The old proverb says that “still waters run deep,” but Academy scientist Meghan O’Donnell is going one step further and asking “run deep with what?”
How do Academy scientists know where to observe water quality or test sediment conditions throughout the Delaware River Basin? By “hiking” the streams using any laptop.
Sediment by erosion or runoff from farm fields can cause a “domino effect” on the ecosystem, according to David Keller, project coordinator within the Fisheries Department at the Academy.
Japanese knotweed (Fallopia japonica), a non-native invasive species, has been covering a lot of ground, and water, and wreaking havoc on its environment.
Many salamanders need water to breathe through their moist skin, so salamanders typically found by water can serve as indicators of water quality.
Where you live can impact your health as much as your lifestyle.
An engineering breakthrough will allow cancer researchers to create living tumors with a 3-D printer.
Some of the same chemical reactions that occur in the atmosphere from smog and ozone are taking place in your house while you clean.
Computer scientists are using coding style to identify anonymous cybercriminals.
The Swann Memorial Fountain in Center City is a place for coin tossing and feet splashing — but scientists also collect specimens there to learn more about the urban insect population.
Can Philadelphia’s massive initiative to provide mental illness literacy teach our communities to be kinder?
A conductive clay can be rolled to any thickness and shows promise in energy storage devices such as batteries and supercapacitors.
Changes in how Philadelphia schools are policed aim to keep youth out of “the system.”
Drexel biomedical engineers are helping to upgrade a lifesaving device used by the military to instantly screen for brain injuries.
Inside the Academy of Natural Sciences of Drexel University, an unusual butterfly provides a living lesson on the diversity of life.
An interdisciplinary team is investigating how their learning model can help children answer research questions in the information age.
Growing research on the human microbiome — the bacteria in our digestive tract and elsewhere — has made it possible to study how these organisms change over time and influence our own aging.
The two most common forms of dementia may have more in common than current diagnostic guidelines allow.
Could exposure to a rare metal in the workplace explain the occurrence of a mysterious inflammatory disease?
There’s a lot more going on in the LeBow College of Business’ new behavioral lab than meets the eye.
What causes people to develop eating disorders? Research has consistently supported the view that disordered eating stems from some combination of psychological and social factors.
A vaccine successful in animal models could protect humans from the dangerous and increasingly common “C. diff” infection.
Law scholars document the rise in violence faced by women’s health-care providers and propose a new legal standard.
A conductive material created at Drexel is flexible enough to fold into a paper airplane and could find uses in wearable energy storage devices.
Drexel, NJIT and Rowan have partnered to examine the water resource challenges facing the Northeast.
A series of new compounds shows promise in blocking circulating tumor cells from disseminating to bone, preventing further spread and causing the cells’ eventual death.
The region of the country where drug users get high — whether they live in California or New York, where different drugs are dominant — can impact health outcomes.
The parasitic relationship between slave-making ants and their hijacked workers is a unique and effective system for studying brain evolution in social insects.
The creator of the most widely used autism screening tool for toddlers has joined the A.J. Drexel Autism Institute to make early screening a research priority.
Can exposing educators to the arts reduce turnover, improve retention and instill leadership skills?
Six research projects earned support in the first round of funding by the newly established A.J. Drexel Institute for Energy and the Environment.
Hospital-based violence intervention programs can save a healthcare system millions, according to a first-of-its-kind study.
Just when people manage to earn more money, they may find themselves worse off than before, according to new research.
Public policy addressing post-traumatic stress disorder has a strong focus on military personnel, but what about civilians?
Though there have been efforts to revive the rusting remains of the SS United States luxury liner as a hotel or casino, it is unlikely that the public will ever again tour its interior — until now.
A new Drexel study maps the brains of individuals with aphasia, an impairment of language common after a stroke or other brain injury.
What if you could hold your own heart in the palm of your hand and study it while your cardiologist explained your condition?
Quality far outweighs quantity when leaders use data to shape policies.