Liz Tung

Extreme tantrums related to any demands define PDA, but experts say it’s not about demands, it’s about anxiety.

The box tree moth, which originally hails from Asia, has only one victim: boxwoods, a non-native shrub commonly used for hedging and topiary.

If you Google COVID isolation standards, you're likely to get a few different answers. So which one should you follow?

Here’s what to know about the latest research on Alzheimer’s risk factors and treatments.

The city’s only open-intake animal shelter is holding a foster drive in an effort to ease severe overcrowding — and save the lives of time-stamped dogs.

With climate-related flood risk rising, cities are confronting outdated sewer systems that could result in sewage backing up into basements and streets.

Supply chain innovations helped the online juggernaut change the way we shop and achieve two-day delivery.

Pennsylvania has one of the most restrictive probation systems in the country. A new law seeks to change that.

Cultural, systemic and historical factors have converged to create the perfect storm when it comes to Black overdose deaths.

Years later, the Trump administration’s anti-immigrant policies have continued to sow fear and confusion among immigrants in need of health care.

Research has found that giftedness can look a lot like different types of neurodivergence in the brain.

A study of more than 3,000 signs shows how immigrants are transforming three Philly neighborhoods.