Thousands of events are scheduled across the globe to celebrate Earth Day on Tuesday, April 22. Here's a handful happening in ...

Penn Medicine is planting deeper roots in Montgomery County, writes Harold Brubaker for the Philadelphia Inquirer. The health ...

It could be a loud spring in many eastern states, as scores of cicadas pop up from the ground after hiding for 17 years.

Brood XIV is one of 15 broods of periodical cicadas that emerge every 13 or 17 years. This year they'll be in states such as Tennessee and Kentucky.