A new study has found that liquid waste from hydraulic fracturing, or “fracking,” that was treated and released into local streams in Pennsylvania still contained elevated levels of salts and other contaminants, which could be dangerous to aquatic life and human health.

Scientists are reporting an advance in smartphone-based imaging that could help physicians in far-flung and resource-limited locations monitor how well treatments for infections are working by detecting, for the first time, individual viruses. Their study on the light-weight device, which converts the phone into a powerful mini-microscope, appears in the journal ACS Nano.

Almost 30 years after discovery of a link between alcohol consumption and certain forms of cancer, scientists are reporting the first evidence from research on people explaining how the popular beverage may be carcinogenic.

Promising results were reported here today from a proof-of-concept clinical trial of an “anti-hunger” ingredient for yogurt, fruit shakes, smoothies and other foods that would make people feel full longer and ease the craving to eat.

Food waste could become key ingredient for making a variety of everyday products

Almost everyone has seen the Periodic Table of the Elements, the chart gracing walls of science classrooms that shows relationships between the chemical elements that make up everything on Earth — and beyond....

Scientists are reporting development of a much-needed reference material to assure that measurements of vitamin D levels are accurate.