Science & Technology

The rate of overdose deaths among U.S. teenagers nearly doubled in 2020, the first year of the COVID pandemic, and rose another 20% in the first half of 2021 compared with the 10 years before the pandemic, even as drug use remained generally stable dur…

Scanning the brains of newborns, researchers have found that maternal exposure to poverty and crime can influence the structure and function of young brains even before babies make their entrances into the world.

Modern methods of creating plant-based meat can yield high optical similarities and targeted molecular-sensory methods, but on a molecular scale, it appears completely different from the food it tries to mimic. Scientists investigate the molecular func…

Vesicles secreted from human heart cells may repair damaged tissue and prevent lethal heart rhythm disorders, according to a new study.

A study indicates that SARS-CoV-2 spreads extensively in households, with children being a significant source of that spread. Approximately 50 percent of household members were infected from the first-infected individual during the study period. Althou…

Silica exposure is a driving force behind rising rates of coal workers’ pneumoconiosis, according to a new study that compared the pathology and mineralogy of the disease across generations. The study offers scientific evidence explaining why progressi…

Collective wisdom dictates that online shoppers gravitate toward the highest-rated products. But new research debunks this and shows top reviews carry more sway in a customer’s final buying decisions when they are comparing products.

An enzyme that can help release phosphorus from its organic forms has been identified.

Researchers have unraveled new secrets behind coronaviruses’ battle plans — providing new insights into how these deadly viruses sometimes win the war against human immune systems. The immunologists have discovered how SARS and MERS proteins block the…

Subarachnoid hemorrhage is a type of bleeding stroke which can lead to a delayed ischemic stroke after just a few days. Researchers have shown that massive electrochemical waves in the brain act as a marker announcing an impending ischemic stroke. Elec…

A new article finds a strong link between the actions of free radicals and free iron in the skin — a link that causes skin to age prematurely after exposure to the sun. The researchers have also identified antioxidants that can be added to skin produc…